{"title":"Circuit Protection","description":"","products":[{"product_id":"qbp599734","title":"Quick Marine - Fuse Thruster - Plastic\/Copper","description":"\u003ch4\u003eDurable and Efficient Propulsion for Demanding Marine Applications\u003c\/h4\u003e\u003cp\u003eThe \u003cstrong\u003eQuick Marine Fuse Thruster\u003c\/strong\u003e is the perfect solution for boaters seeking reliable and powerful propulsion. Designed with the highest standards of marine engineering, this thruster combines durability with efficiency, ensuring top-tier performance in even the most challenging aquatic environments. Constructed from a robust combination of plastic and copper, the Quick Marine Fuse Thruster is built to withstand the rigors of marine use, providing long-lasting reliability for both recreational and professional mariners.\u003c\/p\u003e\u003ch4\u003eTwo Power Options for Versatile Performance\u003c\/h4\u003e\u003cp\u003eThe Quick Marine Fuse Thruster is available in two variations, each offering a different amperage rating to meet your specific needs. Whether you require standard propulsion power or need something more robust for larger vessels, this thruster has you covered.\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003e325 Amp Variation:\u003c\/strong\u003e For those who need even greater power and enhanced performance, the 325 amp version is the perfect choice. This higher amperage thruster is designed for larger vessels or those that require increased maneuverability and thrust. It delivers superior propulsion, making it easier to handle in all marine environments.\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eEngineered for Endurance and Reliability\u003c\/h4\u003e\u003cp\u003eThe Quick Marine Fuse Thruster is meticulously engineered with marine-grade materials to ensure it withstands the harsh conditions of the open water. The combination of plastic and copper not only enhances durability but also ensures efficient electrical conductivity, leading to consistent and reliable performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Construction:\u003c\/strong\u003e Built with a blend of plastic and copper, offering durability and excellent resistance to the corrosive marine environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable Electrical Components:\u003c\/strong\u003e Ensures consistent performance, providing the power needed for safe and controlled navigation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesigned for Longevity:\u003c\/strong\u003e Withstands harsh marine conditions, delivering reliable thrust for years to come.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features at a Glance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Composition:\u003c\/strong\u003e Durable plastic and copper construction for long-lasting use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage Options:\u003c\/strong\u003e Available in 325 amp to suit different vessel needs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Application:\u003c\/strong\u003e Suitable for a range of vessel sizes, from small boats to larger yachts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficient Propulsion:\u003c\/strong\u003e Delivers smooth and controlled thrust, enhancing maneuverability and handling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Dimensions and Specifications\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003e325 Amp Variation:\u003c\/strong\u003e Provides enhanced power for larger vessels, offering superior thrust and maneuverability.\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eExperience Superior Maritime Control\u003c\/h3\u003e\u003cp\u003eWhether you're navigating through calm waters or challenging conditions, the \u003cstrong\u003eQuick Marine Fuse Thruster\u003c\/strong\u003e offers the power and precision you need for a seamless boating experience. Invest in this high-quality thruster to elevate your maritime adventures, ensuring smooth sailing and effortless maneuverability on every journey.\u003c\/p\u003e","brand":"Quick Marine","offers":[{"title":"Default Title","offer_id":52022944301237,"sku":"QBP599734","price":23.65,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1203050_qbp599734.jpg?v=1763248856"},{"product_id":"qbp282874","title":"Plash - Resettable Circuit Breaker - 150A, 12\/24V, (EL-BRKR-150A)","description":"\u003cp\u003eIntroducing the Plash - Resettable Circuit Breaker, the perfect solution for all your marine power needs. This manual resettable circuit breaker is specifically designed to handle high power surges and prevent any damage to your precious marine electronics.\u003c\/p\u003e \u003cp\u003eWith a rating of 150A, this circuit breaker can handle any power surge from 50A to 150A, making it compatible with all 12 and 24 Volt systems. Its ability to stop power surges from damaging your lights and electronics makes it an essential component of any marine power system.\u003c\/p\u003e \u003cp\u003eThis circuit breaker is versatile and can be mounted on your panel or firewall, providing flexibility in its installation. The unique push button reset feature of the circuit breaker also makes it a convenient kill switch, ensuring that you have complete control over your power supply.\u003c\/p\u003e \u003cp\u003eInvesting in this circuit breaker will not only protect your marine electronics but also save you money in the long run. The push button reset feature eliminates the need to replace fuses, which can be an expensive affair.\u003c\/p\u003e \u003cp\u003eIn conclusion, the Plash - Resettable Circuit Breaker is a reliable and essential component for any marine power system. Its ability to prevent damage to your electronics and provide flexibility in installation makes it the perfect choice for any marine enthusiast looking to protect their investment.\u003c\/p\u003e","brand":"Plash","offers":[{"title":"Default Title","offer_id":52022982607029,"sku":"QBP282874","price":49.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1203918_qbp282874.png?v=1763249099"},{"product_id":"qbp938361","title":"Quick - TF130 Fuse 130 Amp f\/BTQ110-25 Thruster","description":"\u003cp\u003eThe TF130 Fuse by Quick is a high amp fuse designed specifically for bow thruster installations, providing reliable protection and efficient operation. With an amperage rating of 130 Amps, this fuse is compatible with the BTQ110-25 thruster model.\u003c\/p\u003e \u003cp\u003eConstructed with a combination of durable plastic and copper materials, the TF130 Fuse ensures excellent conductivity and is built to handle high electrical currents. The white color of the fuse adds a clean and professional appearance to your thruster setup. With its high amperage rating and dependable performance, the TF130 Fuse is an essential component for safeguarding and maintaining the electrical integrity of your bow thruster system.\u003c\/p\u003e","brand":"Quick Marine","offers":[{"title":"Default Title","offer_id":52023023894709,"sku":"QBP938361","price":23.65,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1205604_qbp938361.jpg?v=1763249459"},{"product_id":"qbp565188","title":"Quick - TF225 Fuse 225 Amp f\/BTQ125-30 \u0026 BTQ140-40 Thruster","description":"\u003cp\u003eThe TF225 Fuse by Quick is a high amp fuse specifically designed for bow thruster installations. With an amperage rating of 225 Amps, this fuse ensures reliable and efficient operation of your BTQ125-30 or BTQ140-40 thruster system.\u003c\/p\u003e \u003cp\u003eConstructed with a combination of durable plastic and copper materials, the TF225 Fuse provides excellent conductivity and is built to withstand high electrical currents. The white color of the fuse adds a clean and professional look to your thruster setup. With its high amperage rating and reliable performance, the TF225 Fuse is an essential component for protecting and maintaining the electrical integrity of your bow thruster system.\u003c\/p\u003e","brand":"Quick Marine","offers":[{"title":"Default Title","offer_id":52023023927477,"sku":"QBP565188","price":23.65,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1205605_qbp565188.jpg?v=1763249460"},{"product_id":"qbp458721","title":"Quick - TFH3 Fuse Holder","description":"\u003cp\u003eThe TFH3 Fuse Holder by Quick is a high amp fuse holder designed for use with all types of fuses. This fuse holder provides a secure and reliable connection for your fuses, ensuring proper electrical protection in your system. \u003c\/p\u003e \u003cp\u003eConstructed with a combination of durable plastic and copper materials, the TFH3 Fuse Holder offers excellent conductivity and resistance to wear and corrosion. It comes with a clear cover that allows for easy inspection and protection of the fuse. The black color of the fuse holder adds a sleek and professional appearance to your electrical setup. With its high-quality design and versatility, the TFH3 Fuse Holder is a reliable choice for managing and protecting your fuses in various applications.\u003c\/p\u003e","brand":"Quick Marine","offers":[{"title":"Default Title","offer_id":52023023960245,"sku":"QBP458721","price":104.32,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1205606_qbp458721.jpg?v=1763249461"},{"product_id":"qbp812220","title":"Blue Sea Systems A-Series Single Blank Mounting Panel, for Single-Pole Toggle Circuit Breakers, 1\/8 in 5052 Aluminum","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 8072 is a single-position A-Series mounting panel for a single pole toggle circuit breaker, not a breaker itself. It measures 2-5\/8 in. wide by 3-3\/4 in. high and uses 1\/8 in. aluminum 5052 alloy, so it fits neatly where you need one breaker location without moving to a larger multi-position panel.\u003c\/p\u003e\u003cp\u003eThis panel is a practical match for custom DC panel work at the helm, nav station, or another protected interior mounting area where you want one breaker in a clean, finished opening. The slate gray face matches standard Blue Sea Systems panel color, and the recessed area accepts the large-format panel label so the finished panel is easier to identify and keep organized.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eSingle-position mounting panel sized for Blue Sea Systems A-Series single pole toggle circuit breakers\u003c\/li\u003e\n\u003cli\u003e1\/8 in. aluminum 5052 alloy panel for a rigid mounting surface\u003c\/li\u003e\n\u003cli\u003e2-5\/8 in. x 3-3\/4 in. footprint works well when panel space is limited\u003c\/li\u003e\n\u003cli\u003eSlate gray finish matches standard Blue Sea Systems panel color\u003c\/li\u003e\n\u003cli\u003eRecess accepts Blue Sea Systems large-format panel labels for clear circuit marking\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis piece is meant for A-Series single pole toggle breaker installations where you want a dedicated panel opening for one circuit. It is useful when replacing a worn single-breaker panel, adding one protected branch circuit to an existing setup, or keeping a custom electrical panel layout consistent with other Blue Sea Systems panel components.\u003c\/p\u003e\u003cp\u003eBecause this is the panel only, it should be matched with the correct A-Series breaker and label for the circuit you are building. Checking the cutout location, rear clearance, and the breaker you plan to mount will help avoid rework once wiring is in place.\u003c\/p\u003e\u003ch6\u003eInstallation and use on board\u003c\/h6\u003e\u003cp\u003eOn a boat, this panel makes sense anywhere a single switched and protected circuit needs its own spot, such as electronics, pumps, or a dedicated accessory feed. It is a good match for owners and installers building out a tidy DC panel one circuit at a time, especially when the goal is to keep the finished face uniform with existing Blue Sea Systems hardware.\u003c\/p\u003e\u003cp\u003eThe aluminum panel is straightforward to fasten into a dash, switch area, or interior electrical panel where the surface is flat and well supported. In exposed locations, normal marine practice still applies: use suitable sealing, corrosion-conscious fasteners, and wiring support so the breaker and panel stay secure under vibration.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023027335349,"sku":"QBP812220","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329869_qbp812220.webp?v=1780191631"},{"product_id":"qbp900789","title":"Blue Sea Systems C-Series Plug Panel Kit, 1\/8 in 5052 Aluminum, Slate Gray Finish","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 8089 is a C-Series plug panel kit for closing or customizing a position on a Blue Sea C-Series toggle circuit breaker panel. The panel plug is made from heavy 1\/8\" 5052 aluminum and finished in slate gray with a two-part polyurethane coating, and it accepts standard Blue Sea Systems backlight labels and \"ON\" indication LEDs.\u003c\/p\u003e\u003cp\u003eThis kit is used when a panel opening needs to stay clean and finished during a refit, a repair, or a staged electrical build. It works with Blue Sea Systems 8087 and 8088 C-Series panels, so it fits neatly into the same panel layout instead of leaving an exposed cutout.\u003c\/p\u003e\u003cp\u003eIt is a good match for boat owners and installers tidying up a helm, cabin, or service panel where one breaker space is being reserved for later use. The included hardware and blank label also make it easier to keep the panel organized and readable from the start.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eMade for Blue Sea Systems C-Series toggle circuit breaker panel layouts\u003c\/li\u003e\n\u003cli\u003eWorks with Blue Sea Systems 8087 and 8088 panels\u003c\/li\u003e\n\u003cli\u003ePanel plug is built from heavy 1\/8\" 5052 aluminum\u003c\/li\u003e\n\u003cli\u003eSlate gray two-part polyurethane finish matches the look of C-Series panels\u003c\/li\u003e\n\u003cli\u003eAccepts standard Blue Sea Systems backlight labels for circuit identification\u003c\/li\u003e\n\u003cli\u003eAccepts standard Blue Sea Systems \"ON\" indication LEDs\u003c\/li\u003e\n\u003cli\u003eLets you close an unused panel position while keeping the layout ready for future circuit changes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis is a panel accessory for Blue Sea Systems C-Series toggle breaker installations, not a circuit breaker by itself. It is intended for panel positions that need a clean blanking plug and a matching finish, while still allowing the same style of labeling and LED indication used across the rest of the panel.\u003c\/p\u003e\u003cp\u003eFor buyers checking fit before ordering, the main point is panel family compatibility. This kit is for C-Series panel applications and is listed for use with Blue Sea Systems 8087 and 8088 panels.\u003c\/p\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eThe kit includes the mounting screws needed to secure the panel plug, along with the LED plug and a blank label. That makes it a straightforward option when replacing a missing plug, cleaning up an older panel, or leaving a breaker position unused until a later system expansion.\u003c\/p\u003e\u003cp\u003eOn a boat, this kind of detail matters most at the helm or distribution panel where spare openings can collect dirt, look unfinished, or make the panel harder to read. Using a matching plug keeps the panel face consistent and leaves room for a later circuit addition without reworking the whole panel.\u003c\/p\u003e\u003ch6\u003eWhat's included\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eCircuit breaker mounting screws\u003c\/li\u003e\n\u003cli\u003eC-Series panel plug\u003c\/li\u003e\n\u003cli\u003eLED plug\u003c\/li\u003e\n\u003cli\u003eBlank label\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023027400885,"sku":"QBP900789","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329870_qbp900789.jpg?v=1780191632"},{"product_id":"qbp898130","title":"Blue Sea Systems A-Series Double Blank Mounting Panel, For Double Pole Toggle Circuit Breakers, 1\/8 in 5052 Aluminum","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 8173 is an A-Series double blank mounting panel for A-Series double pole toggle circuit breakers. It is made from 1\/8\" aluminum 5052 alloy and measures 2.63\" wide by 3.75\" high, giving you a compact mounting point that fits this breaker format without looking out of place on a marine electrical panel.\u003c\/p\u003e\u003cp\u003eThe slate gray finish matches standard Blue Sea panel color, and the face accepts Blue Sea Systems large format panel labels so circuit identification stays clear and easy to read. This matters on boats where a breaker panel may be checked quickly underway, at the dock, or during service work.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eBuilt for A-Series double pole toggle circuit breakers, so the panel opening matches this breaker style rather than a general switch cutout.\u003c\/li\u003e\n\u003cli\u003e1\/8\" aluminum 5052 alloy gives the breaker a rigid mounting surface suited to marine panel work.\u003c\/li\u003e\n\u003cli\u003eSlate gray finish blends with standard Blue Sea panel color for a consistent panel face.\u003c\/li\u003e\n\u003cli\u003eAccepts Blue Sea Systems large format panel labels for straightforward circuit marking.\u003c\/li\u003e\n\u003cli\u003eCompact 2.63\" x 3.75\" face size helps when panel space is limited.\u003c\/li\u003e\n\u003cli\u003ePanel layout accepts Blue Sea Systems LED indicators used for functions such as power on or reverse polarity indication.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis panel is intended for installations that use the A-Series double pole toggle breaker footprint. It makes the most sense when the rest of the electrical system already uses Blue Sea A-Series toggle breakers and matching labels. It is not a universal trim plate for unrelated breaker or switch openings.\u003c\/p\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eFor refits and service work, this panel gives you a neat faceplate for mounting a breaker on a vertical surface where a clean breaker presentation matters. Before cutting or replacing a panel section, check the available face space against the 2.63\" by 3.75\" dimensions and leave room for labels and any indicator lights used in the panel layout.\u003c\/p\u003e\u003cp\u003eThis is a practical choice for boats that need an added breaker position or a replacement mounting panel that keeps the electrical panel easy to read and easy to service.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023027499189,"sku":"QBP898130","price":40.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329872_qbp898130.webp?v=1780191633"},{"product_id":"qbp246710","title":"Blue Sea Systems MaxiBus Insulating Cover, for 2105 \u0026 2126","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 2718 is an insulating cover for Blue Sea MaxiBus 2105 and 2126 busbars. It adds a protective barrier over the connection area, includes breakouts for wire routing, and meets ABYC insulation requirements. The base is reinforced nylon, the cover is clear polycarbonate, and the overall length is 8.78 in. (223.1 mm).\u003c\/p\u003e\u003cp\u003eOn a boat, this is the part that helps finish a high-current DC busbar installation so exposed positive connections are not left open in a battery compartment, electrical locker, or service space where tools and loose gear can make contact. It is a fit-specific accessory, so the busbar part number matters more than the general layout of the panel.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eFits Blue Sea MaxiBus 2105 and 2126 busbars\u003c\/li\u003e\n\u003cli\u003eBreakouts allow wire runs to enter and exit while keeping terminals covered\u003c\/li\u003e\n\u003cli\u003eMeets ABYC insulation requirements for protected connections\u003c\/li\u003e\n\u003cli\u003eReinforced nylon base with a clear polycarbonate cover\u003c\/li\u003e\n\u003cli\u003eMounting pattern includes four holes for #10 or M5 pan head screws\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis cover matches the layout used on Blue Sea MaxiBus 2105 and 2126 busbars. Checking the part number on the installed busbar before ordering is the safest way to confirm fit, especially when a boat has been rewired or the original installation notes are incomplete.\u003c\/p\u003e\u003cp\u003eBecause this is a protective cover and not the busbar itself, it does not change current rating or system capacity. Its job is to shield the connection points while still leaving room for cable routing and label placement.\u003c\/p\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eThe cover fastens over the busbar assembly and uses four mounting locations. Planning cable entry before tightening it down helps keep the breakouts aligned with the wire runs already landed on the busbar, which makes the finished installation cleaner and easier to service later.\u003c\/p\u003e\u003cp\u003eThis is a practical add-on for battery distribution areas, inverter and charger feeds, and other high-current DC points where the busbar stays accessible for inspection but should not remain exposed.\u003c\/p\u003e\u003ch6\u003eUse on board\u003c\/h6\u003e\u003cp\u003eThis cover is a good match for owners and installers cleaning up an exposed distribution point during a refit, replacing missing insulation after service work, or finishing a new DC power layout. It makes the most sense anywhere a MaxiBus is mounted close to stored gear, battery cabling, or routine maintenance access.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023065837749,"sku":"QBP246710","price":50.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329930_qbp246710.jpg?v=1780191643"},{"product_id":"qbp897893","title":"Blue Sea Systems MaxiBus Insulating Cover, For 2127 and 2128","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 2719 is an insulating cover for Blue Sea Systems 2127 and 2128 MaxiBus busbars. It snaps over the busbar to cover exposed connection points, which helps reduce accidental contact around high-current DC distribution areas on board.\u003c\/p\u003e\u003cp\u003eIt fits the 2127 MaxiBus 250A busbar with four 5\/16-18 studs and the 2128 MaxiBus 250A busbar with two 5\/16-18 studs plus six #10-24 screw terminals. Side breakouts let cables exit while the busbar stays covered, and the cover meets ABYC insulation requirements.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eMade specifically for Blue Sea Systems 2127 and 2128 MaxiBus busbars\u003c\/li\u003e\n\u003cli\u003eSnap-on insulating cover that shields exposed terminals and connection hardware\u003c\/li\u003e\n\u003cli\u003eSide breakouts allow cable runs to exit while the busbar remains covered\u003c\/li\u003e\n\u003cli\u003eMeets ABYC insulation requirements\u003c\/li\u003e\n\u003cli\u003eMatches the 2127 four-stud layout and the 2128 stud-and-screw layout\u003c\/li\u003e\n\u003cli\u003eUseful where a MaxiBus is mounted near batteries, behind panels, or in other areas where exposed connections need added insulation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis cover is a fit-specific accessory for the Blue Sea Systems 2127 and 2128 MaxiBus range, not a universal busbar cover. That makes it the right part when your system already uses one of those MaxiBus layouts and you want the protection to match the terminal pattern correctly.\u003c\/p\u003e\u003cp\u003eOn a boat, that usually matters most in battery compartments, distribution spaces, and other service areas where tools, loose gear, or routine maintenance can bring something close to live bus connections. The cover adds insulation without changing the underlying busbar layout.\u003c\/p\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eThe 2719 is meant to be fitted over the completed busbar assembly once the conductors and terminals are in place. The side breakouts give the cables a defined exit path, so the cover can sit properly without forcing an awkward cable bend at the busbar.\u003c\/p\u003e\u003cp\u003eIt is a straightforward finishing piece for installations that use a MaxiBus as a central DC connection point and want the exposed hardware covered while keeping the system serviceable.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023065870517,"sku":"QBP897893","price":42.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329779_qbp897893.jpg?v=1780191644"},{"product_id":"qbp424255","title":"Blue Sea Systems MRBF Terminal Fuse, 58V DC, Ignition Protected, Clear Window","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems MRBF Terminal Fuse is a Marine Rated Battery Fuse for high-current DC circuit protection close to the battery, with amperage options from 30A to 300A and a maximum voltage rating of 58V DC. It is used with a compatible Blue Sea Systems Terminal Fuse Block and is not intended to be mounted directly to a battery terminal.\u003c\/p\u003e\u003cp\u003eThis fuse format is useful where battery cable protection needs to stay compact, such as DC main feeds, inverter circuits, windlass circuits, bow thruster circuits, and other high-load battery-based systems. Its interrupt capacity is 10,000A at 14V DC, 5,000A at 32V DC, and 2,000A at 58V DC, which supports proper protection on large battery banks when the fuse rating is selected to match the conductor and system design.\u003c\/p\u003e\u003cp\u003eEach fuse has a clear window for checking blown condition and color coding by amperage, so service checks are faster in a battery compartment, engine space, or electrical locker. The fuse is ignition protected, making it suitable for installation aboard gasoline-powered boats when installed with the required fuse block and correct marine wiring practices.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eMarine Rated Battery Fuse format for compact protection near battery banks and high-current DC distribution points.\u003c\/li\u003e\n\u003cli\u003eAvailable amperage range from 30A to 300A for matching the fuse to the protected cable and connected load.\u003c\/li\u003e\n\u003cli\u003e58V DC maximum voltage rating for use across common 12V, 24V, and 48V DC marine electrical systems within the rated limit.\u003c\/li\u003e\n\u003cli\u003eInterrupt capacity of 10,000A at 14V DC, 5,000A at 32V DC, and 2,000A at 58V DC.\u003c\/li\u003e\n\u003cli\u003eIgnition protected for use on gasoline-powered boats when installed correctly with the required terminal fuse block.\u003c\/li\u003e\n\u003cli\u003eClear inspection window shows blown condition without removing the fuse from the installation.\u003c\/li\u003e\n\u003cli\u003eColor-coded amperage identification helps reduce confusion during maintenance or replacement.\u003c\/li\u003e\n\u003cli\u003eRequires Blue Sea Systems Terminal Fuse Block 5191 or 2151 for proper mounting and use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis range varies by amperage rating, with options from 30A through 300A. The lower amperage versions are commonly selected for smaller DC branch or feed circuits, while the higher amperage versions are suited to larger battery cables and equipment loads when the conductor size and circuit design call for that rating.\u003c\/p\u003e\u003cp\u003eThe fuse format, maximum voltage rating, ignition protection, blown-fuse window, color-coded identification, and requirement for a compatible terminal fuse block remain consistent across the range. Final fuse selection should be based on the protected cable size, expected load, and the vessel electrical plan rather than the equipment name alone.\u003c\/p\u003e\u003ch6\u003eInstallation and fit\u003c\/h6\u003e\u003cp\u003eThis fuse must be installed on a compatible terminal fuse block, not directly on a battery post. That keeps the connection mechanically supported and gives the fuse the correct mounting arrangement for high-current service.\u003c\/p\u003e\u003cp\u003eBecause it is often installed close to batteries, clean cable routing and protected terminals matter. Check that the ring terminals, fuse block, torque values, cable size, and overcurrent protection plan match the vessel’s DC system before energizing the circuit.\u003c\/p\u003e\u003ch6\u003eUse cases on board\u003c\/h6\u003e\u003cp\u003eThis fuse family is a practical match for boats with battery banks feeding heavy DC loads or main distribution points, especially where space around the battery switch, bus bar, or battery compartment is limited. It is commonly used in powerboats, sailboats, fishing boats, and cruising vessels that need high-current protection in a compact footprint.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\u003cli\u003eOne MRBF Terminal Fuse\u003c\/li\u003e\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"30A","offer_id":52023066820789,"sku":"QBP424255-V6","price":24.99,"currency_code":"USD","in_stock":true},{"title":"40A","offer_id":52023066853557,"sku":"QBP424255-V3","price":22.99,"currency_code":"USD","in_stock":true},{"title":"50A","offer_id":52023066886325,"sku":"QBP424255-V2","price":24.99,"currency_code":"USD","in_stock":true},{"title":"60A","offer_id":52023066919093,"sku":"QBP424255-V7","price":24.99,"currency_code":"USD","in_stock":true},{"title":"75A","offer_id":52023066951861,"sku":"QBP424255-V9","price":24.99,"currency_code":"USD","in_stock":true},{"title":"80A","offer_id":52023066984629,"sku":"QBP424255-V1","price":24.99,"currency_code":"USD","in_stock":true},{"title":"90A","offer_id":52023067017397,"sku":"QBP424255-V0","price":24.99,"currency_code":"USD","in_stock":true},{"title":"100A","offer_id":52023067050165,"sku":"QBP424255-V5","price":24.99,"currency_code":"USD","in_stock":true},{"title":"125A","offer_id":52023067082933,"sku":"QBP424255-V4","price":24.99,"currency_code":"USD","in_stock":true},{"title":"150A","offer_id":52023067115701,"sku":"QBP424255-V8","price":24.99,"currency_code":"USD","in_stock":true},{"title":"175A","offer_id":52023067148469,"sku":"QBP424255-V09","price":24.99,"currency_code":"USD","in_stock":true},{"title":"200A","offer_id":52023067181237,"sku":"QBP424255-V14","price":24.99,"currency_code":"USD","in_stock":true},{"title":"250A","offer_id":52023067214005,"sku":"QBP424255-V93","price":24.99,"currency_code":"USD","in_stock":true},{"title":"300A","offer_id":52023067246773,"sku":"QBP424255-V74","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333460_qbp424255.jpg?v=1780191647"},{"product_id":"qbp424651","title":"Blue Sea Systems ANL Fuse, 80V DC, 6000A AIC, Silver-Plated Blades, Blown Fuse Indicator","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems ANL Fuse is a bolt-down fuse range for high-current DC circuit protection on boats, with amperage options from 35A to 750A. It is used with ANL fuse blocks in main battery feeds, inverter circuits, windlass feeds, bow thruster circuits, and other large DC loads where the fuse must be matched to the cable size and equipment draw.\u003c\/p\u003e\u003cp\u003eEach fuse has silver-plated connector blades to help maintain a clean electrical contact in marine environments, along with a visible blown-fuse indication that makes troubleshooting faster at the battery bank or DC distribution panel. The range carries a 6,000 Ampere Interrupt Capacity and a maximum voltage rating of 80V DC, giving it the headroom needed for common 12V, 24V, and higher-voltage DC marine systems within the rated limits.\u003c\/p\u003e\u003cp\u003eRatings from 35A through 500A are ignition protected to SAE J1171 for installation aboard gasoline-powered boats when installed as part of a suitable system. The 600A and 750A options are intended for high-current DC applications but are not ignition protected.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eANL fuse format for use with Blue Sea Systems ANL fuse blocks in high-current DC circuits.\u003c\/li\u003e\n\u003cli\u003eAvailable amperage range covers 35A to 750A, allowing the fuse rating to be matched to the protected circuit.\u003c\/li\u003e\n\u003cli\u003e6,000 Ampere Interrupt Capacity supports main DC circuit protection on large battery banks.\u003c\/li\u003e\n\u003cli\u003eMaximum voltage rating of 80V DC for use within properly specified marine DC systems.\u003c\/li\u003e\n\u003cli\u003eSilver-plated connector blades help resist corrosion at the contact points.\u003c\/li\u003e\n\u003cli\u003eVisible blown-fuse indication helps identify an open fuse without unnecessary disassembly.\u003c\/li\u003e\n\u003cli\u003e35A to 500A ratings are ignition protected to SAE J1171 for use aboard gasoline-powered boats.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis ANL fuse range varies by amperage rating. The available options cover 35A, 40A, 50A, 60A, 80A, 100A, 130A, 150A, 175A, 200A, 250A, 300A, 350A, 400A, 500A, 600A, and 750A.\u003c\/p\u003e\u003cp\u003eThe fuse format, silver-plated connector blades, visible blown-fuse indication, 6,000 Ampere Interrupt Capacity, and 80V DC maximum voltage rating remain consistent across the range. Ignition protection applies to the 35A through 500A ratings only, so the 600A and 750A options should be used only where ignition protection is not required.\u003c\/p\u003e\u003ch6\u003eInstallation and fit\u003c\/h6\u003e\u003cp\u003eThis fuse installs in a compatible ANL fuse block and should be mounted where the protected conductor is as short as practical from the power source, following the vessel’s wiring plan and applicable marine electrical standards. Clean, flat contact surfaces and properly torqued fasteners are important because ANL fuses are used in circuits where poor connections can create heat.\u003c\/p\u003e\u003cp\u003eThe fuse rating should be selected for the wire size and the equipment being protected, not only for the load nameplate. For motor loads such as windlasses, thrusters, and pumps, starting current and manufacturer recommendations should be checked before selecting the amperage.\u003c\/p\u003e\u003ch6\u003eUse cases on board\u003c\/h6\u003e\u003cp\u003eThis range is a good match for boat owners, installers, and service yards building or maintaining high-current DC systems. Common placements include battery bank outputs, inverter and charger feeds, DC panel supply circuits, windlass circuits, and other equipment feeds that need a serviceable fuse with clear visual fault indication.\u003c\/p\u003e\u003ch6\u003eMaintenance and care\u003c\/h6\u003e\u003cp\u003eDuring routine electrical checks, inspect the fuse and holder for heat marks, loose fasteners, corrosion, or damage around the contact blades. Replace a blown fuse only after the cause of the fault has been found, and always use the same fuse type and the correct amperage for the protected circuit.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\u003cli\u003eOne ANL fuse\u003c\/li\u003e\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"50A","offer_id":52023067279541,"sku":"QBP424651-V0","price":41.99,"currency_code":"USD","in_stock":true},{"title":"60A","offer_id":52023067312309,"sku":"QBP424651-V8","price":41.99,"currency_code":"USD","in_stock":false},{"title":"80A","offer_id":52023067345077,"sku":"QBP424651-V7","price":41.99,"currency_code":"USD","in_stock":true},{"title":"100A","offer_id":52023067377845,"sku":"QBP424651-V9","price":41.99,"currency_code":"USD","in_stock":true},{"title":"130A","offer_id":52023067410613,"sku":"QBP424651-V4","price":41.99,"currency_code":"USD","in_stock":true},{"title":"150A","offer_id":52023067443381,"sku":"QBP424651-V5","price":41.99,"currency_code":"USD","in_stock":true},{"title":"175A","offer_id":52023067476149,"sku":"QBP424651-V1","price":43.99,"currency_code":"USD","in_stock":true},{"title":"200A","offer_id":52023067508917,"sku":"QBP424651-V6","price":41.99,"currency_code":"USD","in_stock":true},{"title":"250A","offer_id":52023067541685,"sku":"QBP424651-V2","price":50.99,"currency_code":"USD","in_stock":true},{"title":"300A","offer_id":52023067574453,"sku":"QBP424651-V3","price":50.99,"currency_code":"USD","in_stock":true},{"title":"350A","offer_id":52023067607221,"sku":"QBP424651-V52","price":53.99,"currency_code":"USD","in_stock":true},{"title":"400A","offer_id":52023067639989,"sku":"QBP424651-V13","price":50.99,"currency_code":"USD","in_stock":true},{"title":"500A","offer_id":52023067672757,"sku":"QBP424651-V70","price":50.99,"currency_code":"USD","in_stock":true},{"title":"600A","offer_id":52023067705525,"sku":"QBP424651-V71","price":78.99,"currency_code":"USD","in_stock":true},{"title":"750A","offer_id":52023067738293,"sku":"QBP424651-V58","price":76.99,"currency_code":"USD","in_stock":true},{"title":"35A","offer_id":52023067771061,"sku":"QBP424651-V47","price":41.99,"currency_code":"USD","in_stock":true},{"title":"40A","offer_id":52023067803829,"sku":"QBP424651-V79","price":41.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333474_qbp424651.webp?v=1780191648"},{"product_id":"qbp424689","title":"Blue Sea Systems MAXI Fuse, 32V DC, 1000A Interrupt Capacity, Tin-Plated Connector Blades, Visible Blown Indicator","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems MAXI Fuse is a blade-style DC fuse for economical branch circuit protection on boats, with amperage options from 30A to 80A. It is rated for a maximum of 32V DC and has a 1000A interrupt capacity, making it a practical fit for many 12V and 24V marine electrical systems when used within the correct circuit design.\u003c\/p\u003e\u003cp\u003eThis fuse is commonly used in DC distribution panels, fuse blocks, and dedicated fuse holders where a protected branch circuit needs a replaceable fuse rather than a resettable breaker. The visible blown-condition indicator helps speed up checks during troubleshooting, which matters when access is tight inside a console, lazarette, engine room, or battery compartment.\u003c\/p\u003e\u003cp\u003eThe connector blades are plated for corrosion resistance, helping maintain electrical contact in damp marine spaces where salt air and condensation are part of normal service life.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eAvailable in 30A, 40A, 50A, 60A, 70A, and 80A ratings for matching the fuse to the protected circuit.\u003c\/li\u003e\n\u003cli\u003eMaximum voltage rating of 32V DC for use in many low-voltage marine DC systems.\u003c\/li\u003e\n\u003cli\u003e1000A interrupt capacity for branch circuit protection within properly sized DC installations.\u003c\/li\u003e\n\u003cli\u003eVisible blown-condition indicator makes a failed fuse easier to identify during onboard troubleshooting.\u003c\/li\u003e\n\u003cli\u003ePlated connector blades help resist corrosion at the contact points.\u003c\/li\u003e\n\u003cli\u003eWorks with Blue Sea Systems MAXI fuse holders and MAXI fuse blocks.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis MAXI Fuse range varies by amperage rating, with options covering 30A, 40A, 50A, 60A, 70A, and 80A circuits. The amperage selection should match the wire size, load, and protection requirements of the specific DC branch circuit.\u003c\/p\u003e\u003cp\u003eAcross the range, the confirmed common specifications include a 32V DC maximum voltage rating, 1000A interrupt capacity, visible blown-condition indication, plated connector blades, and compatibility with MAXI fuse holders and fuse blocks.\u003c\/p\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis fuse is intended for MAXI fuse holders and fuse blocks, so it should not be substituted into ATO, ATC, ANL, MRBF, MEGA, or terminal-style fuse locations. Before replacing an existing fuse, match the physical fuse type and confirm that the amperage rating is correct for the circuit.\u003c\/p\u003e\u003cp\u003eFor new installations, the fuse rating should be selected as part of the overall circuit design. On a boat, that means looking at the wire gauge, expected load, run length, equipment manual, and applicable marine electrical practices rather than simply matching the largest rating available.\u003c\/p\u003e\u003ch6\u003eUse cases on board\u003c\/h6\u003e\u003cp\u003eThis fuse is a good match for boat owners and installers building or servicing DC branch circuits where a compact blade-style fuse is already specified. It can be used in protected electrical areas such as helm wiring, accessory distribution, battery-adjacent fuse blocks, and service panels, provided the installation uses the correct MAXI fuse holder or block.\u003c\/p\u003e\u003cp\u003eThe visible indicator is especially useful for spare-fuse kits and service work, since it lets a technician or owner spot a blown fuse quickly before moving deeper into circuit testing.\u003c\/p\u003e\u003ch6\u003eInstallation and care\u003c\/h6\u003e\u003cp\u003eInstall the fuse only with power off and only in a holder or block that accepts MAXI fuses. The fuse should seat fully in the contacts without looseness, heat damage, or signs of arcing. Any holder showing corrosion, melted plastic, or weak contact tension should be corrected before the circuit is put back in service.\u003c\/p\u003e\u003cp\u003eKeep spare fuses in the correct amperage ratings for the circuits on board. After a fuse opens, replace it with the same type and rating only after checking the cause of the fault, since repeated fuse failures usually point to an overload, short, damaged wiring, or a connected device that needs attention.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"30A","offer_id":52023067836597,"sku":"QBP424689-V4","price":7.99,"currency_code":"USD","in_stock":true},{"title":"40A","offer_id":52023067869365,"sku":"QBP424689-V9","price":7.99,"currency_code":"USD","in_stock":true},{"title":"50A","offer_id":52023067902133,"sku":"QBP424689-V3","price":7.99,"currency_code":"USD","in_stock":true},{"title":"60A","offer_id":52023067934901,"sku":"QBP424689-V7","price":7.99,"currency_code":"USD","in_stock":true},{"title":"70A","offer_id":52023067967669,"sku":"QBP424689-V0","price":8.99,"currency_code":"USD","in_stock":true},{"title":"80A","offer_id":52023068000437,"sku":"QBP424689-V5","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333492_qbp424689.jpg?v=1780191649"},{"product_id":"qbp424815","title":"Blue Sea Systems ATO\/ATC Fuse, 32V DC, 1000A Interrupt Capacity, 2pk","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems ATO\/ATC Fuse is a fast-acting blade fuse for DC circuit protection in marine electrical panels, fuse blocks, and accessory circuits that use the common ATO\/ATC format. It is available across a 1A to 40A amperage range, with a maximum voltage rating of 32V DC and a 1000A interrupt capacity.\u003c\/p\u003e\u003cp\u003eThis fuse is a practical replacement or spare for protecting electronics and other small DC loads on board. The tin-plated connector blades help resist corrosion at the contact points, which matters in damp lockers, consoles, cabins, and other areas where marine wiring sees humidity and vibration.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eFast-acting ATO\/ATC blade fuse for protecting electronics and DC branch circuits.\u003c\/li\u003e\n\u003cli\u003eAvailable in amperage ratings from 1A to 40A for matching the fuse to the protected circuit.\u003c\/li\u003e\n\u003cli\u003eRated for up to 32V DC, making it suitable for common 12V and 24V boat electrical systems.\u003c\/li\u003e\n\u003cli\u003e1000A interrupt capacity for handling fault current within its rated limits.\u003c\/li\u003e\n\u003cli\u003eTin-plated connector blades help reduce corrosion at the fuse holder contacts.\u003c\/li\u003e\n\u003cli\u003eVisible blown-fuse indication makes troubleshooting faster at the panel or fuse block.\u003c\/li\u003e\n\u003cli\u003eFits ATO\/ATC fuse holders and Blue Sea Systems blade-fuse panels that use this fuse format.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis fuse range varies by amperage only. The available ratings cover 1A, 2A, 3A, 4A, 5A, 7.5A, 10A, 15A, 20A, 25A, 30A, and 40A circuits, so the correct version should match the circuit protection value specified for the connected equipment and wire size.\u003c\/p\u003e\u003cp\u003eThe ATO\/ATC blade format, 32V DC maximum voltage rating, tin-plated connector blades, and 1000A interrupt capacity remain consistent across the range. The amperage rating is the key selection point when replacing a blown fuse or stocking spares for a boat electrical panel.\u003c\/p\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eUse this fuse only in holders, panels, or fuse blocks made for ATO\/ATC blade fuses. Before installation, confirm the required amperage on the equipment label, wiring diagram, fuse block cover, or service documentation. Replacing a fuse with a higher rating than specified can leave wiring or equipment without proper protection.\u003c\/p\u003e\u003ch6\u003eUse on board\u003c\/h6\u003e\u003cp\u003eThese fuses are well suited for organized spare-fuse kits, helm panels, electronics circuits, cabin accessories, and other DC loads where the ATO\/ATC size is already in use. They are a good match for boat owners, installers, and refit projects that need consistent blade-style circuit protection across multiple amperage values.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\u003cli\u003eTwo ATO\/ATC blade fuses in the selected amperage\u003c\/li\u003e\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"1A","offer_id":52023068033205,"sku":"QBP424815-V2","price":4.99,"currency_code":"USD","in_stock":true},{"title":"2A","offer_id":52023068065973,"sku":"QBP424815-V9","price":3.99,"currency_code":"USD","in_stock":true},{"title":"3A","offer_id":52023068098741,"sku":"QBP424815-V0","price":3.99,"currency_code":"USD","in_stock":true},{"title":"4A","offer_id":52023068131509,"sku":"QBP424815-V8","price":3.99,"currency_code":"USD","in_stock":true},{"title":"5A","offer_id":52023068164277,"sku":"QBP424815-V7","price":3.99,"currency_code":"USD","in_stock":true},{"title":"7.5A","offer_id":52023068197045,"sku":"QBP424815-V3","price":3.99,"currency_code":"USD","in_stock":true},{"title":"10A","offer_id":52023068229813,"sku":"QBP424815-V6","price":3.99,"currency_code":"USD","in_stock":true},{"title":"15A","offer_id":52023068262581,"sku":"QBP424815-V4","price":3.99,"currency_code":"USD","in_stock":true},{"title":"20A","offer_id":52023068295349,"sku":"QBP424815-V1","price":3.99,"currency_code":"USD","in_stock":true},{"title":"25A","offer_id":52023068328117,"sku":"QBP424815-V5","price":3.99,"currency_code":"USD","in_stock":true},{"title":"30A","offer_id":52023068360885,"sku":"QBP424815-V47","price":3.99,"currency_code":"USD","in_stock":true},{"title":"40A","offer_id":52023068393653,"sku":"QBP424815-V72","price":3.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333499_qbp424815.jpg?v=1780191649"},{"product_id":"qbp424922","title":"Blue Sea Systems AMI\/MIDI Fuse Pair, 32V DC, Tin-Plated Copper Blades, Ignition Protected","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems MIDI\/AMI Fuse is a compact fast-acting fuse range for main or branch circuit protection on DC electrical systems. It covers amperage ratings from 30A to 200A, with a maximum voltage of 32V DC, making it a practical match for many 12V and 24V boat circuits where the fuse rating needs to match the cable size, load, and fuse block.\u003c\/p\u003e\u003cp\u003eThese fuses use tin-plated copper connector blades for corrosion resistance and include a visible blown-fuse indication, which helps during troubleshooting in battery compartments, distribution panels, console wiring, and other areas where quick inspection matters. The range is ignition protected when used with the Blue Sea Systems SafetyHub family of products, supporting SAE J1171 installations where fuel vapor safety is part of the electrical layout.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eAMI\/MIDI fuse format for compact main or branch DC circuit protection.\u003c\/li\u003e\n\u003cli\u003eAvailable in amperage ratings from 30A through 200A to match different circuit protection requirements.\u003c\/li\u003e\n\u003cli\u003eMaximum voltage rating of 32V DC for common marine 12V and 24V electrical systems.\u003c\/li\u003e\n\u003cli\u003eInterrupt capacity rated at 5000A at 16V DC and 2000A at 32V DC.\u003c\/li\u003e\n\u003cli\u003eTin-plated copper CDA 110 connector blades help resist corrosion in marine electrical spaces.\u003c\/li\u003e\n\u003cli\u003eVisible blown-fuse indication makes fault checks quicker without removing unnecessary parts.\u003c\/li\u003e\n\u003cli\u003eColor-coded amperage identification reduces confusion when multiple fuse ratings are kept on board.\u003c\/li\u003e\n\u003cli\u003eIgnition protected when used with Blue Sea Systems SafetyHub products for installations requiring SAE J1171 protection.\u003c\/li\u003e\n\u003cli\u003eOperating temperature range of -40° C to 125° C for demanding onboard electrical environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis fuse range varies by amperage rating, with options from 30A, 40A, 50A, 60A, 70A, 80A, 100A, 125A, 150A, 175A, and 200A. The correct rating should be selected as part of the full circuit design, taking the connected load, conductor size, fuse holder, and applicable marine electrical standards into account.\u003c\/p\u003e\u003cp\u003eAcross the range, the AMI\/MIDI format, 32V DC maximum voltage, tin-plated copper blade construction, visible blown-fuse indication, and package quantity remain consistent. The amperage rating is the key difference between configurations.\u003c\/p\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThese fuses work with Blue Sea Systems SafetyHub products and the 7720 AMI\/MIDI Safety Fuse Block. The compact footprint suits battery distribution and protected accessory feeds where space is limited but high-current circuit protection is still needed.\u003c\/p\u003e\u003cp\u003eBefore installation, confirm that the fuse rating, fuse block, cable gauge, terminal hardware, and available fault current are all appropriate for the circuit. The listed maximum torque is 40 in-lb, or 4.52 Nm, which is important for secure connections without over-tightening the hardware.\u003c\/p\u003e\u003ch6\u003eUse on board\u003c\/h6\u003e\u003cp\u003eThis range is a good match for boat owners and installers building or servicing DC distribution systems for electronics, pumps, charging equipment, windlass feeds, thrusters, or other protected circuits within the fuse rating range. It is especially useful where spare fuses need to be easy to identify and inspect during a fault.\u003c\/p\u003e\u003cp\u003eKeep replacement fuses in the same amperage rating as the protected circuit. Replacing a blown fuse with a higher rating can leave wiring underprotected and should not be used as a shortcut for troubleshooting.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\u003cli\u003eTwo AMI\/MIDI fuses in the selected amperage rating.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"30A","offer_id":52023068426421,"sku":"QBP424922-V1","price":10.99,"currency_code":"USD","in_stock":false},{"title":"40A","offer_id":52023068459189,"sku":"QBP424922-V4","price":10.99,"currency_code":"USD","in_stock":true},{"title":"50A","offer_id":52023068491957,"sku":"QBP424922-V5","price":10.99,"currency_code":"USD","in_stock":true},{"title":"60A","offer_id":52023068524725,"sku":"QBP424922-V0","price":10.99,"currency_code":"USD","in_stock":true},{"title":"70A","offer_id":52023068557493,"sku":"QBP424922-V6","price":10.99,"currency_code":"USD","in_stock":true},{"title":"80A","offer_id":52023068590261,"sku":"QBP424922-V3","price":10.99,"currency_code":"USD","in_stock":true},{"title":"100A","offer_id":52023068623029,"sku":"QBP424922-V7","price":10.99,"currency_code":"USD","in_stock":true},{"title":"125A","offer_id":52023068655797,"sku":"QBP424922-V9","price":10.99,"currency_code":"USD","in_stock":true},{"title":"150A","offer_id":52023068688565,"sku":"QBP424922-V8","price":10.99,"currency_code":"USD","in_stock":true},{"title":"175A","offer_id":52023068721333,"sku":"QBP424922-V2","price":10.99,"currency_code":"USD","in_stock":true},{"title":"200A","offer_id":52023068754101,"sku":"QBP424922-V20","price":10.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333511_qbp424922.jpg?v=1780191650"},{"product_id":"qbp425365","title":"Blue Sea Systems easyID ATC Blade Fuse, LED Blown Indicator, 1000A at 32V DC, Tin-Plated Blades, 2pk","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems easyID ATC Fuse is an illuminated blade fuse range for 32V DC boat electrical panels, made to replace standard non-illuminating ATO or ATC fuses while making a blown circuit easier to spot.\u003c\/p\u003e\u003cp\u003eEach fuse uses an LED indicator that lights when the fuse has blown, which is useful in helm panels, cabin distribution panels, and other fuse locations that are tucked under dashboards or inside lockers. The range is fast-acting, has a 1000A interrupt capacity at 32V DC, and uses tin-plated blades for dependable contact in marine DC fuse holders.\u003c\/p\u003e\u003cp\u003eThis series is a practical fit for boat owners, installers, and technicians who want easier troubleshooting without changing the fuse block layout, as long as the existing circuit uses the correct ATO or ATC blade fuse format and the amperage matches the circuit protection requirement.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eIlluminated ATC blade fuse with LED status indication when the fuse is blown.\u003c\/li\u003e\n\u003cli\u003eReplaces non-illuminating ATO or ATC fuses in compatible fuse holders.\u003c\/li\u003e\n\u003cli\u003eFast-acting response for DC circuit protection.\u003c\/li\u003e\n\u003cli\u003e1000A interrupt capacity at 32V DC.\u003c\/li\u003e\n\u003cli\u003eTin-plated blade material supports good electrical contact in marine DC panels.\u003c\/li\u003e\n\u003cli\u003eWorks with Blue Sea Systems ST Blade fuse blocks and ATO-ATC fuse holders.\u003c\/li\u003e\n\u003cli\u003eAvailable in common low-voltage DC circuit ratings from 3A to 40A.\u003c\/li\u003e\n\u003cli\u003eTwo fuses are supplied per retail package.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis easyID ATC Fuse range varies by amperage, with options for 3A, 5A, 7.5A, 10A, 15A, 20A, 25A, 30A, and 40A circuits. The fuse rating should match the wire size, equipment requirement, and fuse holder rating for the circuit being protected.\u003c\/p\u003e\u003cp\u003eThe illuminated blown-fuse indication, ATC blade format, fast-acting behavior, tin-plated blades, and 1000A interrupt capacity at 32V DC apply across the range.\u003c\/p\u003e\u003ch6\u003eInstallation and fit\u003c\/h6\u003e\u003cp\u003eInstall the fuse only in a compatible ATO or ATC fuse holder or fuse block. Before replacing a fuse, turn off power to the circuit, confirm the cause of the blown fuse, and match the replacement amperage to the original circuit protection value rather than increasing the rating to stop nuisance blowing.\u003c\/p\u003e\u003cp\u003eBecause the LED indicator is meant to be seen, placement matters. It is most helpful in panels where the top of the fuse remains visible after installation, such as helm accessory panels, distribution blocks, and serviceable DC panels behind removable covers.\u003c\/p\u003e\u003ch6\u003eElectrical use on board\u003c\/h6\u003e\u003cp\u003eThese fuses are intended for low-voltage DC marine electrical systems up to 32V DC. They are suited to protecting properly rated accessory circuits such as electronics feeds, lighting circuits, pumps, and panel loads when the circuit specification calls for an ATO or ATC blade fuse in one of the available amperage ratings.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\u003cli\u003eTwo Blue Sea Systems easyID ATC blade fuses in the selected amperage.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"10A","offer_id":52023068786869,"sku":"QBP425365-V9","price":8.99,"currency_code":"USD","in_stock":true},{"title":"15A","offer_id":52023068819637,"sku":"QBP425365-V8","price":8.99,"currency_code":"USD","in_stock":true},{"title":"20A","offer_id":52023068852405,"sku":"QBP425365-V6","price":8.99,"currency_code":"USD","in_stock":true},{"title":"25A","offer_id":52023068885173,"sku":"QBP425365-V3","price":8.99,"currency_code":"USD","in_stock":true},{"title":"30A","offer_id":52023068917941,"sku":"QBP425365-V7","price":8.99,"currency_code":"USD","in_stock":true},{"title":"3A","offer_id":52023068950709,"sku":"QBP425365-V4","price":8.99,"currency_code":"USD","in_stock":true},{"title":"40A","offer_id":52023068983477,"sku":"QBP425365-V1","price":8.99,"currency_code":"USD","in_stock":true},{"title":"5A","offer_id":52023069016245,"sku":"QBP425365-V0","price":8.99,"currency_code":"USD","in_stock":true},{"title":"7.5A","offer_id":52023069049013,"sku":"QBP425365-V5","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333522_qbp425365.jpg?v=1780191650"},{"product_id":"qbp425557","title":"Blue Sea Systems ATO\/ATC Fuse Pack, 25pk, 32V DC, 1000A Interrupt Capacity","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems ATO\/ATC Fuse Pack is a 25-pack of fast-acting blade fuses for low-voltage DC circuit protection on boats, vehicles, and other small-load electrical systems. Each fuse is rated for up to 32V DC and has a 1000A interrupt capacity, giving installers a straightforward replacement or service-stock option for ATO\/ATC fuse panels and holders.\u003c\/p\u003e\u003cp\u003eThis range covers common branch-circuit sizes from 1A through 30A, so it is useful for marine electronics, lighting circuits, pumps, accessories, and other DC loads when the fuse amperage matches the equipment requirement and wiring size. The tin-plated connector blades help resist corrosion at the contact points, which matters in damp lockers, consoles, cabins, and other boat locations where moisture can shorten service life.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003e25 fuses per pack for stocking spares, refits, or repeated service work on DC panels.\u003c\/li\u003e\n\u003cli\u003eATO\/ATC blade format for use in compatible ATO\/ATC fuse holders and fuse blocks.\u003c\/li\u003e\n\u003cli\u003eFast-acting protection for electronics and other small loads that need quick response to overcurrent.\u003c\/li\u003e\n\u003cli\u003e32V DC maximum voltage rating for common 12V and 24V DC installations.\u003c\/li\u003e\n\u003cli\u003e1000A interrupt capacity for fault-current handling within the fuse rating.\u003c\/li\u003e\n\u003cli\u003eTin-plated connector blades help limit corrosion at the fuse contacts in marine environments.\u003c\/li\u003e\n\u003cli\u003eAvailable amperage options include 1A, 2A, 3A, 5A, 7.5A, 10A, 15A, 20A, 25A, and 30A.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThe range varies by amperage only, with each configuration supplied as an ATO\/ATC fuse pack. The correct selection depends on the protected circuit, the equipment requirement, and the conductor size in the installation.\u003c\/p\u003e\u003cp\u003eAcross the listed amperages, the fuse style, 32V DC maximum voltage rating, 1000A interrupt capacity, tin-plated connector blades, and 25-pack format remain consistent.\u003c\/p\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThese fuses fit ATO\/ATC blade-style fuse holders and fuse blocks, including Blue Sea Systems ST Blade, SafetyHub, ATO\/ATC fuse holders, ST-Blade water-resistant fuse blocks, and WeatherDeck fuse panels that use this fuse format. Before replacing a fuse, match the amperage to the circuit protection requirement rather than simply copying a failed fuse that may have been installed incorrectly.\u003c\/p\u003e\u003ch6\u003eInstallation and use on board\u003c\/h6\u003e\u003cp\u003eInstall the fuse only with power removed from the circuit and with the fuse holder in good condition. A loose, heat-damaged, or corroded holder should be corrected before a new fuse is installed, since poor contact can create heat and nuisance failures even when the fuse rating is correct.\u003c\/p\u003e\u003cp\u003eThis pack is a practical fit for boat owners, marine electricians, and service teams that maintain DC distribution panels, electronics circuits, lighting, and accessory feeds. Keeping the right amperages on board can make troubleshooting faster during a weekend cruise, fishing trip, or dockside repair.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\u003cli\u003e25 ATO\/ATC fuses in the selected amperage\u003c\/li\u003e\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"10A","offer_id":52023069245621,"sku":"QBP425557-V2","price":25.99,"currency_code":"USD","in_stock":true},{"title":"15A","offer_id":52023069278389,"sku":"QBP425557-V5","price":25.99,"currency_code":"USD","in_stock":true},{"title":"1A","offer_id":52023069311157,"sku":"QBP425557-V9","price":26.99,"currency_code":"USD","in_stock":true},{"title":"20A","offer_id":52023069343925,"sku":"QBP425557-V6","price":25.99,"currency_code":"USD","in_stock":true},{"title":"25A","offer_id":52023069376693,"sku":"QBP425557-V7","price":25.99,"currency_code":"USD","in_stock":true},{"title":"2A","offer_id":52023069409461,"sku":"QBP425557-V1","price":25.99,"currency_code":"USD","in_stock":true},{"title":"30A","offer_id":52023069442229,"sku":"QBP425557-V8","price":25.99,"currency_code":"USD","in_stock":true},{"title":"3A","offer_id":52023069474997,"sku":"QBP425557-V0","price":25.99,"currency_code":"USD","in_stock":true},{"title":"5A","offer_id":52023069507765,"sku":"QBP425557-V3","price":25.99,"currency_code":"USD","in_stock":true},{"title":"7.5A","offer_id":52023069540533,"sku":"QBP425557-V4","price":25.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333531_qbp425557.jpg?v=1780191650"},{"product_id":"qbp426225","title":"Blue Sea Systems ATO\/ATC-Style Low Profile Circuit Breaker, For ST-Blade Fuse Blocks, 32V DC, Thermal Trip, Manual Reset, 2pk","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems ATO\/ATC-Style Low Profile is a manually resettable circuit breaker made to replace standard ATO and ATC blade-style fuses in compatible DC fuse blocks. It gives boat owners a cleaner way to handle branch circuit protection because a tripped circuit can be reset with the push button rather than replacing a fuse after each overload event.\u003c\/p\u003e\u003cp\u003eThis low-profile breaker is rated for up to 32V DC and uses a thermal trip with manual reset. It has an interrupt capacity of 2000A at 28V DC and operates from -30° C to 77° C, which makes it suitable for common marine DC panels, small electronics circuits, pumps, lighting runs, and accessory loads when the correct amperage is matched to the wire and circuit.\u003c\/p\u003e\u003cp\u003eThe breaker fits ATO and ATC blade fuse locations and works with Blue Sea Systems ST-Blade fuse blocks, including water-resistant ST-Blade fuse blocks when the cover is secured. It is a practical option for boats where fast serviceability matters, such as fishing consoles, helm panels, cabin accessory circuits, and small DC distribution panels.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eDrop-in replacement for ATO and ATC blade-style fuses in compatible fuse blocks.\u003c\/li\u003e\n\u003cli\u003eManual push-button reset helps restore a protected circuit without carrying spare fuses for that amperage.\u003c\/li\u003e\n\u003cli\u003eThermal trip, manual reset breaker type for DC branch circuit protection.\u003c\/li\u003e\n\u003cli\u003eMaximum voltage rating of 32V DC for common 12V and 24V boat electrical systems.\u003c\/li\u003e\n\u003cli\u003eInterrupt capacity of 2000A at 28V DC for protection against high fault current within its rating.\u003c\/li\u003e\n\u003cli\u003eOperating temperature range of -30° C to 77° C for engine-adjacent spaces, helm panels, and cabins exposed to seasonal temperature swings.\u003c\/li\u003e\n\u003cli\u003eCompatible with Water-Resistant ST-Blade Fuse Blocks when the cover is secured, and compatible with other ST-Blade Fuse Blocks without a cover.\u003c\/li\u003e\n\u003cli\u003eAvailable in 5A, 7.5A, 10A, 15A, 20A, 25A, and 30A ratings to match different protected circuits.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis product range varies by amperage rating, with options from 5A through 30A. The selected amperage should match the protected circuit, wire size, and equipment requirements rather than the accessory alone.\u003c\/p\u003e\u003cp\u003eThe low-profile ATO\/ATC blade format, 32V DC maximum voltage rating, thermal trip with manual reset, 2000A interrupt capacity at 28V DC, and ST-Blade fuse block compatibility remain consistent across the range.\u003c\/p\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eInstall this breaker in the same type of fuse position used for an ATO or ATC blade fuse. The push-button reset should remain accessible after installation, especially in helm and distribution panels where a circuit may need to be checked quickly underway or at the dock.\u003c\/p\u003e\u003cp\u003eBefore replacing a fuse with a resettable breaker, confirm the circuit amperage, conductor size, and connected load. A resettable breaker should not be used to increase the rating of an existing circuit, and any repeated trip should be treated as a wiring or load issue that needs inspection.\u003c\/p\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis breaker is a good match for boat owners and technicians who already use ATO\/ATC-style DC fuse positions and want reset capability without changing the fuse block layout. It fits Blue Sea Systems ST-Blade fuse blocks and is especially useful in locations where small DC circuits are grouped together, such as electronics panels, switch panels, and accessory distribution blocks.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\u003cli\u003eTwo ATO\/ATC-style low profile circuit breakers in the selected amperage.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"10A","offer_id":52023070785717,"sku":"QBP426225-V0","price":15.99,"currency_code":"USD","in_stock":true},{"title":"15A","offer_id":52023070818485,"sku":"QBP426225-V2","price":15.99,"currency_code":"USD","in_stock":true},{"title":"20A","offer_id":52023070851253,"sku":"QBP426225-V3","price":15.99,"currency_code":"USD","in_stock":true},{"title":"25A","offer_id":52023070884021,"sku":"QBP426225-V4","price":15.99,"currency_code":"USD","in_stock":true},{"title":"30A","offer_id":52023070916789,"sku":"QBP426225-V5","price":15.99,"currency_code":"USD","in_stock":true},{"title":"5A","offer_id":52023070949557,"sku":"QBP426225-V9","price":15.99,"currency_code":"USD","in_stock":true},{"title":"7.5A","offer_id":52023070982325,"sku":"QBP426225-V6","price":15.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333385_qbp426225.jpg?v=1780191652"},{"product_id":"qbp422395","title":"Blue Sea Systems AC A-Series 2-Pole Circuit Breaker Lockout Slide","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems A-Series Circuit Breaker Lockout Slide is a panel accessory for managing multiple AC power sources through double pole circuit breakers. It allows only one double pole AC breaker to be switched on at a time, which helps keep shore power, generator power, and inverter power from being connected together on the same AC panel.\u003c\/p\u003e\u003cp\u003eThis lockout slide fits World or A-Series and Rocker double pole circuit breakers. It uses the existing circuit breaker mounting screw holes, so it can be added without special panel modification. For boats with more than one AC source, it gives the panel a simple mechanical interlock that is easy to see and use during source changes.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eMechanical lockout for AC source selection on marine electrical panels.\u003c\/li\u003e\n\u003cli\u003eAllows only one double pole AC circuit breaker to be activated at a time.\u003c\/li\u003e\n\u003cli\u003eHelps prevent AC power from shore power, genset, or inverter sources from being mixed.\u003c\/li\u003e\n\u003cli\u003eFits World or A-Series and Rocker double pole circuit breakers.\u003c\/li\u003e\n\u003cli\u003eInstalls through the circuit breaker mounting screw holes with no special panel modification.\u003c\/li\u003e\n\u003cli\u003eAvailable in 2-position and 3-position configurations for different AC source layouts.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis product is offered in two configurations based on the number of lockout positions needed on the AC panel.\u003c\/p\u003e\u003cp\u003eThe main difference is the number of selectable positions. Both variants are used with double pole AC circuit breakers and share the same practical purpose: keeping only one AC source active through the breaker group at a time.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e4125: Positions 2. This version suits a two-source AC setup, such as shore power and a genset or inverter, where the panel needs a clear mechanical lockout between two double pole breakers.\u003c\/li\u003e\n\u003cli\u003e4126: Positions 3. This version suits a three-source AC setup, such as shore power, genset, and inverter, where the source selector area needs one additional lockout position.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and fit\u003c\/h6\u003e\u003cp\u003eThe slide mounts at the breaker location using the existing circuit breaker mounting screw holes. That makes it useful for refits, panel upgrades, or replacement work where the goal is to add source lockout control without cutting or reworking the panel face.\u003c\/p\u003e\u003cp\u003eBefore installation, confirm the breaker style and the number of AC sources on the vessel. This accessory is intended for World or A-Series and Rocker double pole circuit breakers, so it should be matched to the breaker layout before the panel is assembled or modified.\u003c\/p\u003e\u003ch6\u003eUse cases on board\u003c\/h6\u003e\u003cp\u003eThis lockout slide is a good match for boats with more than one AC input path, especially cruising boats and fishing boats that switch between dockside shore power, a generator, or an inverter. It adds a physical layer of control at the breaker panel, which is helpful when different operators may use the boat or when source changes happen often.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eLockout slide\u003c\/li\u003e\n\u003cli\u003eMounting screws\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"2","offer_id":52023077568693,"sku":"QBP422395-V8","price":24.99,"currency_code":"USD","in_stock":true},{"title":"3","offer_id":52023077601461,"sku":"QBP422395-V0","price":26.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333397_qbp422395.jpg?v=1780191669"},{"product_id":"qbp422559","title":"Blue Sea Systems C-Series Lockout Slide, For AC Circuit Breakers, 2-Position","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems C-Series Lockout Slide is a mechanical interlock accessory for C-Series AC circuit breakers, used when a boat has two AC power sources that must not be energized at the same time. It lets only one breaker in the paired source selector arrangement be switched on, helping keep shore power, generator, or inverter feeds from being connected together.\u003c\/p\u003e\u003cp\u003eThis part fits C-Series double pole or triple pole circuit breakers, depending on the selected version. It uses the existing circuit breaker mounting screw holes, so it can be added to a compatible AC panel without special panel modification.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eAllows only one of a pair of AC circuit breakers to be activated at a time.\u003c\/li\u003e\n\u003cli\u003eHelps prevent two AC sources, such as shore power and a generator or inverter, from being mixed.\u003c\/li\u003e\n\u003cli\u003eFits Blue Sea Systems C-Series circuit breakers in double pole or triple pole configurations.\u003c\/li\u003e\n\u003cli\u003eInstalls using the circuit breaker mounting screw holes already present on the panel.\u003c\/li\u003e\n\u003cli\u003eDoes not require special panel modification when used with compatible C-Series breakers.\u003c\/li\u003e\n\u003cli\u003eUseful for AC source selection panels on cruising boats, fishing boats, and vessels with shore power plus onboard AC generation or inversion.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis lockout slide is offered in two configurations to match the breaker pole arrangement used in the AC panel.\u003c\/p\u003e\u003cp\u003eThe pole count is the key difference between the variants. The function remains focused on source lockout for compatible C-Series AC circuit breakers.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e4130: Pole 2. This version is for a 2-position, 2-pole C-Series circuit breaker setup where two AC sources need mechanical lockout control.\u003c\/li\u003e\n\u003cli\u003e4131: Pole 3. This version is for a 2-position, 3-pole C-Series circuit breaker setup, often used where the AC source switching arrangement requires three-pole breaker control.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eThe lockout slide mounts at the breaker face using the existing circuit breaker mounting screw holes. This keeps the installation straightforward for panel builders, marine electricians, and boat owners updating an AC source selection panel.\u003c\/p\u003e\u003cp\u003eBefore installation, confirm the breaker family and pole count in the panel. The slide must match the double pole or triple pole C-Series breaker arrangement being used, since the two versions are not interchangeable by pole count.\u003c\/p\u003e\u003ch6\u003eElectrical source control\u003c\/h6\u003e\u003cp\u003eThis accessory is a good match for boats with more than one AC input or supply path, such as shore power with a generator, or shore power with an inverter feed. In those systems, the lockout slide adds a simple mechanical layer that supports safe source selection at the breaker panel.\u003c\/p\u003e\u003cp\u003eIt is not a substitute for proper AC system design, wiring, labeling, or overcurrent protection. It should be installed as part of a correctly configured marine AC panel using compatible Blue Sea Systems C-Series breakers.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eLockout slide\u003c\/li\u003e\n\u003cli\u003eMounting screws\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"2","offer_id":52023077634229,"sku":"QBP422559-V0","price":47.99,"currency_code":"USD","in_stock":true},{"title":"3","offer_id":52023077666997,"sku":"QBP422559-V9","price":47.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333399_qbp422559.jpg?v=1780191669"},{"product_id":"qbp422921","title":"Blue Sea Systems WeatherDeck Waterproof Fuse Panel, 12V DC, IP67, ATO\/ATC, Gray Panel","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems WeatherDeck is a 12V DC waterproof fuse panel for switching and protecting branch circuits in exposed marine locations. It uses ATO\/ATC fuse-based circuit protection, with a 15A maximum rating per circuit and panel front protection rated IP67 when properly mounted with the watertight gasket.\u003c\/p\u003e\u003cp\u003eThis grey panel range is a practical fit for flybridges, open cockpits, center consoles, and helm areas where spray, washdowns, UV exposure, and vibration are part of normal boat use. Bicolored LED label backlighting helps show circuit status at a glance, with red for OFF, green for ON, and no color for a blown fuse or loss of circuit indication.\u003c\/p\u003e\u003cp\u003eThe panel can be mounted in four orientations, which makes it easier to work around tight console layouts, existing cutouts, and cable routing. An independent label backlighting circuit allows remote switching and dimming when it is wired into a suitable 12V DC lighting control.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eWaterproof fuse panel range for 12V DC marine electrical systems.\u003c\/li\u003e\n\u003cli\u003ePanel front is rated IP67 when properly mounted with the watertight gasket, including protection against immersion up to 1 m for 30 minutes.\u003c\/li\u003e\n\u003cli\u003eIntegrated ATO\/ATC fuse protection with a 15A maximum rating per circuit.\u003c\/li\u003e\n\u003cli\u003eBicolored LED label backlighting shows OFF, ON, and blown fuse status without opening the panel.\u003c\/li\u003e\n\u003cli\u003eIndependent 12V DC label backlighting circuit supports remote switching and dimming.\u003c\/li\u003e\n\u003cli\u003eReinforced polycarbonate panel construction for exposed cockpit, flybridge, and helm installations.\u003c\/li\u003e\n\u003cli\u003eFour mounting orientations help match the panel to the available space and wire approach.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis WeatherDeck fuse panel is offered in four position counts, so the main choice is how many switched fused circuits the installation needs. The 2, 4, 6, and 8 position versions suit everything from a small accessory group to a larger helm or cockpit distribution panel.\u003c\/p\u003e\u003cp\u003eThe 12V DC rating, ATO\/ATC fuse format, 15A per-circuit limit, bicolored LED label backlighting, reinforced polycarbonate construction, 3.88 in width, and 2.50 in depth remain common across these variants. The position count, height, weight, and cumulative panel rating change by configuration.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e4302: 2 positions. This version covers two switched fused circuits with a 30A cumulative panel rating and a 2.60 in height.\u003c\/li\u003e\n\u003cli\u003e4304: 4 positions. This version covers four switched fused circuits with a 60A cumulative panel rating and a 4.30 in height.\u003c\/li\u003e\n\u003cli\u003e4306: 6 positions. This version covers six switched fused circuits with a 90A cumulative panel rating and a 6.00 in height.\u003c\/li\u003e\n\u003cli\u003e4308: 8 positions. This version covers eight switched fused circuits with a 100A cumulative panel rating and a 7.70 in height.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and mounting\u003c\/h6\u003e\u003cp\u003eThe waterproof rating depends on correct installation, including the watertight mounting gasket and a suitable mounting surface. This matters on consoles and flybridge panels where rain, spray, and washdown water can reach the front of the panel.\u003c\/p\u003e\u003cp\u003eBecause the panel can be installed in four orientations, it gives the installer more freedom to keep labels readable, line up the switches with nearby controls, and route conductors cleanly behind the dash. The 2.50 in depth should be checked against the available space behind the mounting surface before cutting or replacing an existing panel.\u003c\/p\u003e\u003ch6\u003eElectrical integration\u003c\/h6\u003e\u003cp\u003eThis panel is for 12V DC systems and should be matched to loads that stay within the 15A per-circuit rating and the cumulative rating of the chosen variant. It is suited to common switched accessory circuits such as deck lighting, electronics accessories, washdown controls, cockpit equipment, and other low-voltage DC loads when the circuit size and fuse value are correct.\u003c\/p\u003e\u003cp\u003eThe LED status function is especially useful at the helm because it makes basic troubleshooting faster. A circuit showing no color may point to a blown fuse, while no lights across all positions can indicate that the panel is not receiving power.\u003c\/p\u003e\u003ch6\u003eUse cases on board\u003c\/h6\u003e\u003cp\u003eThis panel range fits boats that need fused switch control in areas that are not fully protected from weather, such as open helm stations, flybridges, hardtop electronics boxes, and cockpit control panels. It is a strong match for refits where the owner wants labeled switch control, fuse protection, and a clean grey panel face without moving to a full breaker panel.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"2","offer_id":52023077863605,"sku":"QBP422921-V8","price":83.99,"currency_code":"USD","in_stock":true},{"title":"4","offer_id":52023077896373,"sku":"QBP422921-V9","price":133.99,"currency_code":"USD","in_stock":true},{"title":"6","offer_id":52023077929141,"sku":"QBP422921-V0","price":188.99,"currency_code":"USD","in_stock":true},{"title":"8","offer_id":52023077961909,"sku":"QBP422921-V4","price":265.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333405_qbp422921.jpg?v=1780191670"},{"product_id":"qbp422983","title":"Blue Sea Systems WeatherDeck Waterproof Switch Only Panel, 12V\/24V DC, IP67, 15A per Circuit","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems WeatherDeck is a waterproof 12V\/24V DC switch panel for boats that need dependable manual switching in exposed areas such as a dash, cockpit, center console, or flybridge. The panel front is rated IP67 when properly mounted with a watertight mounting gasket, and each circuit is rated 15A at 12V DC.\u003c\/p\u003e\u003cp\u003eThis WeatherDeck switch-only panel does not include circuit protection or backlighting. That makes it a practical match for boats that already handle fusing or breakers in a protected location, such as a separate fuse block, and need a clean switch panel at the helm or another wet-area station.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eWorks with 12V DC and 24V DC marine electrical systems.\u003c\/li\u003e\n\u003cli\u003ePanel front is IP67 rated when installed with the proper watertight gasket.\u003c\/li\u003e\n\u003cli\u003eEach circuit is rated 15A at 12V DC.\u003c\/li\u003e\n\u003cli\u003eIntegrated switch guards help reduce accidental switching when gear, clothing, or hands brush the panel.\u003c\/li\u003e\n\u003cli\u003eCan be mounted in four orientations, which helps when space is tight at the helm or on a console face.\u003c\/li\u003e\n\u003cli\u003eUV-stabilized faceplate snaps on and off for access to components and covers the mounting screws for a clean installed look.\u003c\/li\u003e\n\u003cli\u003eReinforced polycarbonate construction handles sun, salt, spray, and vibration common on small boats and open cockpits.\u003c\/li\u003e\n\u003cli\u003eNo built-in circuit protection, so branch circuits should be protected separately with properly sized fuses or breakers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis WeatherDeck switch panel is offered in multiple position counts, so the installed footprint and number of controllable circuits change by configuration.\u003c\/p\u003e\u003cp\u003eAcross the range, the panels share the same 3.88 in width, 2.50 in depth, reinforced polycarbonate construction, 12V\/24V DC system compatibility, IP67 front rating when properly mounted, 15A at 12V DC per-circuit rating, and switch-only layout with no integrated circuit protection. The height and included switch count increase as the number of positions increases.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e4303: 2 positions. This smaller panel fits a short accessory list, such as a pair of lighting or pump circuits, while keeping the helm layout simple.\u003c\/li\u003e\n\u003cli\u003e4305: 4 positions. This mid-size option adds room for common helm loads without taking up as much vertical space as the larger panels.\u003c\/li\u003e\n\u003cli\u003e4307: 6 positions. This configuration gives more switch capacity for boats with several independent DC accessories grouped at one control point.\u003c\/li\u003e\n\u003cli\u003e4309: 8 positions. This larger panel suits a fuller accessory layout where multiple DC circuits need to be controlled from the same station.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eBecause the panel does not include fuses or circuit breakers, each load should be protected elsewhere in the DC distribution system with fuse or breaker sizing matched to the wire and equipment being controlled. This is especially useful when the helm needs waterproof switching but the actual circuit protection belongs in a dry, serviceable electrical area.\u003c\/p\u003e\u003cp\u003eThe four-orientation mounting flexibility helps the panel fit different dash layouts, vertical console faces, and retrofit openings. For the IP67 front rating to matter in real use, the mounting surface should be prepared cleanly and the watertight gasket should be installed correctly.\u003c\/p\u003e\u003ch6\u003eUse cases on board\u003c\/h6\u003e\u003cp\u003eThis panel family is a good fit for small boats, tenders, center consoles, fishing boats, and open-helm installations where switches are exposed to spray, washdowns, and sunlight. It is especially useful when the boat is operated during daylight hours and does not require illuminated switches.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eWeatherDeck waterproof switch panel in the selected position count\u003c\/li\u003e\n\u003cli\u003eWeatherDeck black toggle switch boots matched to the selected position count\u003c\/li\u003e\n\u003cli\u003eWeatherDeck SPST ON-OFF toggle switches matched to the selected position count\u003c\/li\u003e\n\u003cli\u003eWaterproof DC label kit with 30 black square labels\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"2","offer_id":52023077994677,"sku":"QBP422983-V7","price":55.99,"currency_code":"USD","in_stock":true},{"title":"4","offer_id":52023078027445,"sku":"QBP422983-V3","price":80.99,"currency_code":"USD","in_stock":true},{"title":"6","offer_id":52023078060213,"sku":"QBP422983-V6","price":106.99,"currency_code":"USD","in_stock":true},{"title":"8","offer_id":52023078092981,"sku":"QBP422983-V4","price":132.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333412_qbp422983.webp?v=1780191671"},{"product_id":"qbp423422","title":"Blue Sea Systems ST Blade Fuse Block, 6 Independent Circuits, 32V DC, ATO\/ATC","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems ST Blade Fuse Block is a 6-circuit fuse block for organizing and protecting small DC branch circuits on boats. It accepts ATO and ATC blade fuses and is rated for up to 32V DC, which makes it suitable for common 12V and 24V marine electrical systems. Each circuit is rated up to 30A, with up to 40A per jumped circuit group when the included terminal block jumpers are used.\u003c\/p\u003e\u003cp\u003eThis fuse block uses independent circuit inputs rather than a built-in negative bus, so it works well where separate feeds are needed for different loads, switched circuits, or always-on circuits. Tin-plated copper fuse clips help resist corrosion in the damp, vibration-prone spaces where boat electrical gear often lives, such as consoles, electronics lockers, helm panels, and protected utility areas.\u003c\/p\u003e\u003cp\u003eThe covered version adds a clear insulating cover with label recesses and spare fuse storage, while the uncovered version keeps the layout more open for installations inside an already protected enclosure or panel.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003e6 independent fuse circuits for organizing multiple DC loads without a common source bus built into the block.\u003c\/li\u003e\n\u003cli\u003eAccepts ATO and ATC blade fuses, giving the installer easy access to common replacement fuse types.\u003c\/li\u003e\n\u003cli\u003eRated up to 32V DC for use in typical 12V and 24V boat electrical systems.\u003c\/li\u003e\n\u003cli\u003e30A maximum rating per circuit, with 40A maximum per jumped circuit group.\u003c\/li\u003e\n\u003cli\u003eTin-plated copper fuse clips help reduce corrosion concerns in protected marine electrical spaces.\u003c\/li\u003e\n\u003cli\u003eAccepts ring or snap fork terminals for secure wiring at the block.\u003c\/li\u003e\n\u003cli\u003eMounts with #8 screws and uses #8-32 screw terminals with captive star lock washers.\u003c\/li\u003e\n\u003cli\u003eIncludes two terminal block jumpers for grouping circuits under shared feeds when the installation calls for it.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis fuse block is offered in two configurations. Both are 6-circuit ST Blade fuse blocks for ATO and ATC fuses, with the main difference being whether the clear insulating cover is included.\u003c\/p\u003e\u003cp\u003eThe covered option adds protection over the fuse area and supports circuit labeling, while the uncovered option leaves the fuse block open for installations inside a separate protected panel or enclosure.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e5035, with cover: Yes. This version includes the clear insulating cover, which helps shield the fuse area, holds spare fuses, and gives the installer a place to label circuits.\u003c\/li\u003e\n\u003cli\u003e5037, with cover: No. This version is the open fuse block configuration, suited to protected installations where a separate cover or enclosure is already part of the layout.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eUse this block where several small DC loads need individual fuse protection, such as electronics, lighting, pumps, accessories, or helm equipment. Because the circuits are independently sourced, the installer can separate feeds by function, such as one group for switched loads and another for circuits that need power at all times.\u003c\/p\u003e\u003cp\u003eFuses are sold separately, so fuse selection should match the connected load and the wire size used in the circuit. Terminal torque is 18 in-lb, and the wiring layout should leave enough service space to inspect and replace fuses without straining the conductors.\u003c\/p\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis is a positive-side fuse block without a negative bus, so it does not replace a return bus bar. It should be paired with a suitable negative bus or grounding arrangement elsewhere in the DC system when the installation requires one.\u003c\/p\u003e\u003cp\u003eThe block is a good match for refits and new installations where inline fuse holders have become hard to trace. Consolidating the fuses in one labeled location makes troubleshooting cleaner, especially around the helm, cabin distribution area, or electronics panel.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eST Blade 6-circuit fuse block\u003c\/li\u003e\n\u003cli\u003eTwo terminal block jumpers\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"Yes","offer_id":52023078715573,"sku":"QBP423422-V0","price":57.99,"currency_code":"USD","in_stock":true},{"title":"No","offer_id":52023078748341,"sku":"QBP423422-V9","price":65.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333431_qbp423422.jpg?v=1780191672"},{"product_id":"qbp423747","title":"Blue Sea Systems ST Blade Compact Fuse Block, 100A, 32V DC, ATO\/ATC","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems ST Blade Compact Fuse Block is a surface-mount fuse block for consolidating ATO and ATC blade-fuse branch circuits in a compact boat electrical panel. It is rated for up to 100A per block and 30A per circuit, with a maximum voltage of 32V DC, making it appropriate for common 12V and 24V DC marine distribution work.\u003c\/p\u003e\u003cp\u003eThis fuse block is useful when electronics, pumps, lighting, accessories, or other low-voltage DC loads need organized protection without a row of separate in-line fuse holders. The single-side wiring layout lets conductors enter from one side, which helps in tight helm consoles, lockers, cabin panels, and engine-room electrical spaces where clean service access matters.\u003c\/p\u003e\u003cp\u003eWith the cover secured, the block is ignition protected for gasoline engine compartments under ISO 8846 and SAE J1171. The insulating cover also supports ABYC and USCG insulation requirements, while tin-plated copper buses and fuse clips help maintain good conductivity in damp marine environments.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eAccepts ATO and ATC fast-acting blade fuses for common marine DC branch circuits.\u003c\/li\u003e\n\u003cli\u003eAvailable in 4-circuit and 8-circuit configurations for different panel sizes and accessory counts.\u003c\/li\u003e\n\u003cli\u003eRated to 100A per block, 30A per circuit, and 32V DC for 12V and 24V boat systems.\u003c\/li\u003e\n\u003cli\u003eSingle-side wire entry helps reduce the footprint inside small consoles, lockers, and distribution panels.\u003c\/li\u003e\n\u003cli\u003eIgnition protected when the cover is secure, with ISO 8846 and SAE J1171 compliance for gasoline engine compartment use.\u003c\/li\u003e\n\u003cli\u003eInsulating cover meets ABYC and USCG insulation requirements for safer exposed-terminal protection.\u003c\/li\u003e\n\u003cli\u003eTin-plated copper buses and fuse clips support clean current flow and help resist corrosion.\u003c\/li\u003e\n\u003cli\u003eAccepts ring terminals or snap fork terminals for flexible wiring during new installations or refits.\u003c\/li\u003e\n\u003cli\u003eUses #8 screw mounting, #8-32 screw terminals with captive star lock washers, and a #10-32 terminal stud.\u003c\/li\u003e\n\u003cli\u003eFuses are sold separately, allowing each circuit to be fused to the load and wire size used on board.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis ST Blade Compact Fuse Block is offered in two circuit-count configurations. Both versions use the same compact common-source fuse block concept for ATO and ATC blade fuses.\u003c\/p\u003e\u003cp\u003eThe main difference between the variants is the number of protected branch circuits. The current ratings, 32V DC maximum voltage, ignition-protected construction with the cover secured, terminal style, and single-side wiring layout remain consistent across the two configurations.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e5045: 4-circuit configuration. This version keeps four fused branch circuits grouped in a small footprint, which works well for focused accessory panels, compact helm upgrades, or limited DC distribution additions.\u003c\/li\u003e\n\u003cli\u003e5046: 8-circuit configuration. This version doubles the number of available fused circuits while keeping the same compact wiring approach, which helps when several electronics, lighting, pump, or accessory circuits need to be organized in one location.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and fit\u003c\/h6\u003e\u003cp\u003eThe block mounts with #8 screws or M4 hardware on a flat surface. The single-side entry layout is helpful when the fuse block is placed along the edge of a panel or bulkhead, since the wiring can be dressed from one direction rather than crossing around the block.\u003c\/p\u003e\u003cp\u003eTerminals should be matched to the conductor size and circuit load, using ring or snap fork terminals as appropriate. The terminal stud torque is 24 in-lb, and the screw terminal torque is 18 in-lb, so installation should be tightened carefully without overloading the hardware.\u003c\/p\u003e\u003ch6\u003eElectrical and system integration\u003c\/h6\u003e\u003cp\u003eThis is a common-source fuse block, so it is used for positive DC branch-circuit distribution rather than for combined positive and negative bus organization. Each branch circuit should use an ATO or ATC fuse sized for the connected load and the installed wire gauge.\u003c\/p\u003e\u003cp\u003eFor serviceability, the write-on circuit labels help identify each protected circuit at a glance. That matters on boats where quick troubleshooting at the dock or underway can save time, especially around navigation electronics, pumps, lighting, communications gear, and accessory loads.\u003c\/p\u003e\u003ch6\u003eUse cases on board\u003c\/h6\u003e\u003cp\u003eThe 4-circuit version is a good match for smaller accessory additions or a focused sub-panel, while the 8-circuit version suits a larger group of fused DC loads in one place. Both versions fit well in refits where older in-line fuse holders need to be replaced with a cleaner and easier-to-service layout.\u003c\/p\u003e\u003cp\u003eBecause the unit is ignition protected when the cover is secured, it can be used in gasoline engine compartment applications where the installation otherwise follows the vessel’s electrical layout and applicable marine wiring practices.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"4 Circuit","offer_id":52023078977717,"sku":"QBP423747-V1","price":42.99,"currency_code":"USD","in_stock":true},{"title":"8 Circuit","offer_id":52023079010485,"sku":"QBP423747-V3","price":82.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333437_qbp423747.webp?v=1780191673"},{"product_id":"qbp423901","title":"Blue Sea Systems ST CLB Circuit Breaker Block, 32V DC, Surface Mount, Tin-Plated Copper Busses","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems ST CLB is a circuit breaker block for compact resettable DC branch circuit protection on boats. It is made for CLB resettable circuit breakers and uses quick connect clips so breakers snap into place without the bulk and cost of larger panel breakers.\u003c\/p\u003e\u003cp\u003eThis block family covers 6 or 12 circuit layouts, with versions available with or without an integrated negative bus. All versions are rated for 32V DC maximum, with 32A maximum per circuit, making them suitable for typical 12V and 24V DC distribution work when the installation is properly sized and protected.\u003c\/p\u003e\u003cp\u003eThe clear insulating cover has square label recesses and satisfies ABYC and USCG insulation requirements. It is a practical fit for helm panels, cabin distribution upgrades, small DC subpanels, and protected equipment spaces where the block can stay dry and accessible.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eAccepts snap-in CLB resettable circuit breakers for branch circuit protection that can be reset after a trip.\u003c\/li\u003e\n\u003cli\u003eAvailable in 6-position and 12-position layouts to match smaller DC panels or larger accessory groups.\u003c\/li\u003e\n\u003cli\u003eVersions with a negative bus use #10-32 positive and negative bus studs and support up to 100A per block with 32A maximum per circuit.\u003c\/li\u003e\n\u003cli\u003eVersions without a negative bus use independent source wiring and support 32A per circuit or 40A per jumped circuit group.\u003c\/li\u003e\n\u003cli\u003eTin-plated copper busses and screw terminals support clean, low-resistance connections in a protected marine electrical space.\u003c\/li\u003e\n\u003cli\u003eClear clip-on insulating cover satisfies ABYC and USCG insulation requirements and keeps circuit labels visible.\u003c\/li\u003e\n\u003cli\u003eBreakouts allow wire access from two directions, which helps when routing conductors behind panels or inside tight consoles.\u003c\/li\u003e\n\u003cli\u003eAccepts ring terminals and #8-32 screw terminals with captive star lock washers for secure branch circuit connections.\u003c\/li\u003e\n\u003cli\u003eMounts with #8 screws, M4 screws, or #8 nuts for straightforward surface mounting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis ST CLB circuit breaker block is offered in four configurations based on the number of positions and whether the block includes a negative bus.\u003c\/p\u003e\u003cp\u003eThe 6-position versions share a 5.63in mounting center and 6.69in height, while the 12-position versions use a 10.13in mounting center and 11.19in height. Blocks with a negative bus are common-source versions with positive and negative bus studs; blocks without a negative bus are independent-source versions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e5051: 12 positions, no negative bus. This version is the 12-circuit independent-source block, suited to installations where each circuit feed is handled separately or arranged with jumpers as needed.\u003c\/li\u003e\n\u003cli\u003e5050: 6 positions, no negative bus. This version is the smaller independent-source block for compact DC panels, helm accessory groups, or limited-space refits.\u003c\/li\u003e\n\u003cli\u003e5054: 12 positions, with negative bus. This version combines 12 circuit positions with integrated positive and negative bus studs for a more organized common-source DC distribution layout.\u003c\/li\u003e\n\u003cli\u003e5052: 6 positions, with negative bus. This version gives smaller panels the same positive and negative bus layout while keeping the shorter 6-position footprint.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eInstall the block in a dry, protected location where the cover can be opened for breaker access and labels can be read during troubleshooting. The clip-on cover helps protect the live parts once wired, while the two-direction wire breakouts give the installer more routing options behind a panel or inside an electrical compartment.\u003c\/p\u003e\u003cp\u003eUse appropriately sized conductors, terminals, and circuit breakers for the load on each branch circuit. The operating temperature range is -10 degrees C to 60 degrees C, so placement should avoid engine heat, standing water, and areas where service access is poor.\u003c\/p\u003e\u003ch6\u003eCompatibility and use on board\u003c\/h6\u003e\u003cp\u003eThis block is for DC circuit protection using Blue Sea Systems quick-connect CLB resettable circuit breakers. It works well when replacing a small fuse block with resettable breakers or when building a new accessory distribution panel for electronics, lighting, pumps, or cabin loads within the ratings of the selected breakers and wiring.\u003c\/p\u003e\u003cp\u003eFor exposed cockpits, wet lockers, or washdown areas, the block should be installed in a protected enclosure or behind a suitable panel. Optional push button waterproof boots or dress nuts can be fitted over the cover when the installation calls for a more finished breaker interface.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"12 \/ No","offer_id":52023079043253,"sku":"QBP423901-V7","price":135.99,"currency_code":"USD","in_stock":true},{"title":"6 \/ No","offer_id":52023079076021,"sku":"QBP423901-V1","price":82.99,"currency_code":"USD","in_stock":true},{"title":"12 \/ Yes","offer_id":52023079108789,"sku":"QBP423901-V8","price":181.99,"currency_code":"USD","in_stock":true},{"title":"6 \/ Yes","offer_id":52023079141557,"sku":"QBP423901-V5","price":105.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333443_qbp423901.webp?v=1780191673"},{"product_id":"qbp442825","title":"Blue Sea Systems Triple Battery Bank Management Panel, 12\/24V DC, 32V Max","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems Triple Battery Bank Management Panel is a battery switching and circuit protection panel for twin-engine boats using three battery banks. It combines two Dual Circuit Plus battery switches with push-button 24-hour circuit breakers and a 100A C-Series flat rocker circuit breaker, giving the helm or electrical panel a clearer way to manage start and house battery circuits.\u003c\/p\u003e\u003cp\u003eThis panel supports 12V and 24V DC systems with a maximum voltage of 32V DC. It is built around separate engine and house circuit control, emergency cross-connect between isolated battery banks, and protection for sensitive electronics from voltage sags and spikes that can happen during engine cranking.\u003c\/p\u003e\u003cp\u003eIt is a practical fit for boats that need organized battery control without turning battery switching into a complicated routine. With the addition of two Automatic Charging Relays, charging can be automated across three battery banks while keeping the switching layout easy to understand.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eBuilt for twin-engine battery systems with three battery banks when used with Automatic Charging Relays.\u003c\/li\u003e\n\u003cli\u003eSupports 12V and 24V DC installations, with a maximum voltage rating of 32V DC.\u003c\/li\u003e\n\u003cli\u003eSeparates engine and house circuits so house loads are less likely to drain the starting battery.\u003c\/li\u003e\n\u003cli\u003eAllows emergency cross-connect between isolated battery banks when backup starting power is needed.\u003c\/li\u003e\n\u003cli\u003eHelps protect onboard electronics from voltage spikes and sags during engine cranking.\u003c\/li\u003e\n\u003cli\u003eIncludes push-button thermal circuit breakers rated at 15A for 24-hour circuits.\u003c\/li\u003e\n\u003cli\u003eUses a 100A C-Series flat rocker circuit breaker for main circuit protection.\u003c\/li\u003e\n\u003cli\u003eIgnition protected for installation aboard gasoline-powered boats.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis panel is offered in two configurations, with the position count and panel layout changing between versions.\u003c\/p\u003e\u003cp\u003eBoth variants serve the same core battery-management role for twin-engine boats, but their current ratings, dimensions, included switch type, and number of 15A push-button breakers differ by configuration.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e8689, Positions 7. This version uses two m-Series Mini Dual Circuit Plus battery switches and has a square 7.25 in by 7.25 in panel footprint, which suits installations where panel space is tighter.\u003c\/li\u003e\n\u003cli\u003e8693, Positions 11. This version uses two e-Series Dual Circuit Plus battery switches and has a wider 8.00 in by 10.50 in layout, giving more panel space for the additional 24-hour circuit breaker positions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eElectrical ratings\u003c\/h6\u003e\u003cp\u003eThe 8689 variant is rated for 300A continuous current, 450A intermittent current for 5 minutes, 1000A cranking current for 10 seconds, and 650A cranking current for 1 minute.\u003c\/p\u003e\u003cp\u003eThe 8693 variant is rated for 350A continuous current, 525A intermittent current for 5 minutes, 1000A cranking current for 10 seconds, and 750A cranking current for 1 minute.\u003c\/p\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eThe panel is intended for main battery distribution on boats where start and house banks need to stay isolated during normal operation but remain available for emergency parallel connection. It belongs in a dry, serviceable electrical area where the switches, breakers, labels, and wiring can be reached for operation and inspection.\u003c\/p\u003e\u003cp\u003eBecause this is a high-current battery management component, cable sizing, overcurrent protection, terminal torque, and routing should match the vessel electrical plan. Installation should also account for engine-room vibration, battery cable strain relief, and access for resetting the push-button breakers.\u003c\/p\u003e\u003ch6\u003eUse cases on board\u003c\/h6\u003e\u003cp\u003eThis panel is a strong match for twin-engine cruising boats, fishing boats, and workboats that carry separate starting and house loads. It is especially useful where electronics, refrigeration, lighting, pumps, and other house circuits need to stay separated from the starting batteries during normal use.\u003c\/p\u003e\u003cp\u003eFor owners upgrading from scattered battery switches or unclear breaker layouts, this panel brings the main battery functions into one labeled control point, making everyday switching and emergency battery linking easier to manage.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003e8689: two 6011 m-Series Mini Dual Circuit Plus battery switches, three 7056 15A push-button reset circuit breakers, and one 7549 100A C-Series single-pole flat rocker circuit breaker.\u003c\/li\u003e\n\u003cli\u003e8693: two 5511e e-Series Dual Circuit Plus battery switches, four 7056 15A push-button reset circuit breakers, and one 7549 100A C-Series single-pole flat rocker circuit breaker.\u003c\/li\u003e\n\u003cli\u003e4218 square format labels and 4140 24-hour round labels.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"7","offer_id":52023090151605,"sku":"QBP442825-V7","price":562.99,"currency_code":"USD","in_stock":true},{"title":"11","offer_id":52023090184373,"sku":"QBP442825-V6","price":693.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333270_qbp442825.webp?v=1780191703"},{"product_id":"qbp442919","title":"Blue Sea Systems Dual Battery Bank Management Panel, 12V\/24V DC, 32V Max, Emergency Cross Connect","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems Dual Battery Bank Management Panel is a DC battery management panel for boats that need clear control of separate engine and house battery banks. The range supports 12V and 24V DC systems with a 32V DC maximum voltage, and the two configurations differ by panel positions, switch family, dimensions, and current ratings.\u003c\/p\u003e\u003cp\u003eThis panel brings battery switching and key circuit protection into one helm, console, or electrical-panel location. It keeps the engine circuit isolated from the house circuit during normal use, allows emergency cross-connect between isolated battery banks, and helps protect electronics from voltage sags and spikes that can happen during engine cranking.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eManages engine and house battery banks while keeping the two circuits isolated during normal operation.\u003c\/li\u003e\n\u003cli\u003eAllows emergency cross-connect between isolated battery banks for starting support or recovery situations.\u003c\/li\u003e\n\u003cli\u003eWorks with 12V and 24V DC systems, with a 32V DC maximum voltage.\u003c\/li\u003e\n\u003cli\u003eCombines main DC circuit protection with 24-hour circuit protection in one organized panel.\u003c\/li\u003e\n\u003cli\u003eIncludes two 15A push-button reset-only quick-connect circuit breakers and one single-pole 100A C-Series flat rocker circuit breaker.\u003c\/li\u003e\n\u003cli\u003eIgnition protected to SAE J1171 and UL 1500 for marine installations that require ignition-protected equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis product is offered in two configurations. The main differences are the number of panel positions, the battery switch family fitted to the panel, the physical size, and the current rating.\u003c\/p\u003e\u003cp\u003eBoth versions support 12V and 24V DC systems, share a 32V DC maximum voltage, isolate the engine circuit from the house circuit, allow emergency cross-connect, and include the same 15A branch protection and 100A main breaker format.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e8686, Positions 4: Uses an m-Series Mini Dual Circuit Plus battery switch in a four-position panel. This configuration has a 300A continuous rating and measures 7.50 in high by 4.50 in wide by 3.25 in deep, which matters when panel space is limited.\u003c\/li\u003e\n\u003cli\u003e8690, Positions 5: Uses an e-Series Dual Circuit Plus battery switch in a five-position panel. This configuration has a 350A continuous rating and measures 8.00 in high by 5.25 in wide by 3.50 in deep, giving one additional panel position and higher continuous switch capacity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and fit\u003c\/h6\u003e\u003cp\u003ePlan the mounting location around cable routing, battery-bank layout, and service access behind the panel. The selected variant should be checked against the available cutout area and rear clearance before drilling, especially on compact consoles, engine-room bulkheads, or refit panels where existing wiring may limit placement.\u003c\/p\u003e\u003ch6\u003eElectrical and system integration\u003c\/h6\u003e\u003cp\u003eThe four-position configuration is rated 300A continuous, 500A intermittent for 5 minutes, 1500A cranking for 10 seconds, and 775A cranking for 1 minute. The five-position configuration is rated 350A continuous, 525A intermittent for 5 minutes, 1000A cranking for 10 seconds, and 750A cranking for 1 minute. Cable size, terminal hardware, and overcurrent planning should match the vessel loads and the practices used for marine DC systems.\u003c\/p\u003e\u003ch6\u003eUse cases on board\u003c\/h6\u003e\u003cp\u003eThis panel fits boats with separate start and house banks where the crew needs battery switching that is easy to understand at a glance. It is also a practical refit choice when scattered switches and breakers need to be consolidated into a cleaner DC battery management layout.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eOne Dual Circuit Plus battery switch, m-Series Mini on the four-position configuration or e-Series on the five-position configuration\u003c\/li\u003e\n\u003cli\u003eTwo 15A push-button reset-only quick-connect circuit breakers\u003c\/li\u003e\n\u003cli\u003eOne single-pole 100A C-Series flat rocker circuit breaker\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"4","offer_id":52023090217141,"sku":"QBP442919-V0","price":338.99,"currency_code":"USD","in_stock":true},{"title":"5","offer_id":52023090249909,"sku":"QBP442919-V7","price":471.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333274_qbp442919.webp?v=1780191703"},{"product_id":"qbp472441","title":"Blue Sea Systems Contura Actuator Removal Tool","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 8293 is a Contura actuator removal tool for Blue Sea Systems Contura switches. It mounts on the switch, is made from thermal plastic polycarbonate with a hard nylon surface overlay, and weighs 0.04 lb (0.02 kg).\u003c\/p\u003e\u003cp\u003eThis is the small service tool you keep with panel parts when a rocker actuator needs to come off and go back on without turning a simple switch change into a longer job. It is especially useful during panel refits, legend changes, or switch replacement work where the actuator needs to match a switch that uses embedded LEDs and the correct lens layout.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eMounts on Blue Sea Systems Contura switches for actuator removal and replacement.\u003c\/li\u003e\n\u003cli\u003eBuilt from thermal plastic polycarbonate with a hard nylon surface overlay.\u003c\/li\u003e\n\u003cli\u003eMade for actuator layouts that correspond to embedded LED lens positions.\u003c\/li\u003e\n\u003cli\u003eLight 0.04 lb size that is easy to keep in a panel service kit.\u003c\/li\u003e\n\u003cli\u003eUseful when changing switch legends, replacing worn actuators, or reworking an existing Contura switch panel.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis tool is a good match for boats already fitted with Blue Sea Systems Contura switches at the helm, dash, cabin, or accessory panel. It is also a sensible spare for installers and yards that stock replacement actuators and build or service Blue Sea switch panels on a regular basis.\u003c\/p\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eThe tool mounts onto the switch so the actuator can be removed and replaced in a controlled way during service. When working with switches that use embedded LEDs, check that the replacement actuator has the same lens arrangement before the panel is put back into use.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023098540213,"sku":"QBP472441","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329876_qbp472441.jpg?v=1780191712"},{"product_id":"qbp428074","title":"Blue Sea Systems UL-489 Circuit Breaker, 250V AC, 2-Pole, Raised Rocker","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems UL-489 Circuit Breaker Raised Rocker is a double-pole AC circuit breaker for marine electrical panels that require UL-489 protection and a raised rocker actuator. It is rated for up to 250V AC, uses a magnetic hydraulic trip-free mechanism, and is offered in 30A and 50A versions for different branch circuit or panel requirements.\u003c\/p\u003e\u003cp\u003eThis breaker is suited to installations where UL-489 specifications are required, including Navy, Army, Coast Guard, and other vessels covered under CFR 46. The raised rocker format gives the operator a positive switch feel at the panel while the breaker continues to serve as overcurrent protection for the circuit.\u003c\/p\u003e\u003cp\u003eBoth amperage options use 1\/4\"-20 tin-plated brass stud terminals, have a 5000A interrupt capacity, and operate across a -40°C to 85°C temperature range, which helps in engine rooms, machinery spaces, pilothouse panels, and other demanding onboard locations.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eUL-489 circuit breaker format for vessels and panels where this protection standard is required.\u003c\/li\u003e\n\u003cli\u003eTwo-pole AC configuration with a maximum voltage rating of 250V AC.\u003c\/li\u003e\n\u003cli\u003eMagnetic hydraulic trip-free breaker action, so the breaker cannot be held closed after a trip.\u003c\/li\u003e\n\u003cli\u003eRaised rocker actuator for straightforward panel operation and clear manual control.\u003c\/li\u003e\n\u003cli\u003e1\/4\"-20 tin-plated brass stud terminals with a specified terminal stud torque of 35 in-lb (3.95 Nm).\u003c\/li\u003e\n\u003cli\u003e5000A interrupt capacity for protection against high fault current within the rated application.\u003c\/li\u003e\n\u003cli\u003eRated for 10000 switching cycles and an operating temperature range from -40°C to 85°C.\u003c\/li\u003e\n\u003cli\u003e#6-32 stainless steel mounting screw with an 8 in-lb (0.9 Nm) mounting screw torque specification.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis product is offered in multiple amperage configurations with the same raised rocker, two-pole AC breaker format.\u003c\/p\u003e\u003cp\u003eThe amperage rating is the key difference between variants. Verified shared specifications include the 250V AC maximum voltage rating, magnetic hydraulic trip-free breaker type, 1\/4\"-20 tin-plated brass stud terminals, 5000A interrupt capacity, and #6-32 stainless steel mounting screw.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e7466 - 30A. This version matches 30A AC circuits where a two-pole UL-489 raised rocker breaker is required in the panel.\u003c\/li\u003e\n\u003cli\u003e7467 - 50A. This version matches 50A AC circuits where the installation calls for the same breaker style with a higher amperage rating.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eUse the breaker only within its AC voltage and amperage rating, and match the amperage to the protected circuit, conductor size, and panel design. The terminal studs should be tightened to 35 in-lb (3.95 Nm), and the mounting screw should be tightened to 8 in-lb (0.9 Nm) to keep connections secure without overtightening hardware.\u003c\/p\u003e\u003cp\u003eThe raised rocker actuator makes the breaker practical for AC distribution panels where the operator needs to switch and reset the circuit from the front of the panel. Leave enough access behind the panel for the stud terminals, cable bends, and service checks.\u003c\/p\u003e\u003ch6\u003eMarine use\u003c\/h6\u003e\u003cp\u003eThis breaker is a good match for builders, refit yards, and owners working on AC panels that must meet stricter UL-489 requirements. It fits well in vessel electrical systems where compliance, clear panel operation, and serviceable stud connections matter more than a generic breaker replacement.\u003c\/p\u003e\u003cp\u003eFor best results, confirm the existing cutout, panel layout, conductor sizing, and required breaker rating before installation, especially when replacing an older breaker in a production panel or upgrading an AC source selection area.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"30A","offer_id":52023098966197,"sku":"QBP428074-V1","price":130.99,"currency_code":"USD","in_stock":false},{"title":"50A","offer_id":52023098998965,"sku":"QBP428074-V9","price":130.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333189_qbp428074.webp?v=1780191715"},{"product_id":"qbp427617","title":"Blue Sea Systems COTS Military Grade A-Series Magnetic Hydraulic Circuit Breaker, 2 Pole, 277V AC, 65V DC, Metal Toggle, Trip-Free","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems COTS Military Grade A-Series is a double-pole magnetic hydraulic circuit breaker range for marine electrical panels and other demanding onboard AC or DC circuits. These breakers combine switching and circuit protection in one panel-mounted unit, with amperage options from 5A to 50A for matching the breaker to the protected wiring and load.\u003c\/p\u003e\u003cp\u003eThe series uses a metal toggle actuator, a trip-free breaker mechanism, and two poles for circuits that need both conductors opened together. Shared ratings across the range include 277V AC, 65V DC, 1500A AC interrupt capacity, 7500A DC interrupt capacity, and an operating temperature range from -40°C to 85°C.\u003c\/p\u003e\u003cp\u003eFor marine installations, the stainless steel mounting boss and #10-32 stainless steel terminal screws help support secure panel mounting and electrical connections in areas exposed to vibration and routine service access. This is a practical fit for builders, refit shops, and vessel owners working with Blue Sea Systems A-Series panel layouts or COTS military grade circuit protection requirements.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eDouble-pole A-Series breaker with a metal toggle actuator for panel-mounted switching and circuit protection.\u003c\/li\u003e\n\u003cli\u003eMagnetic hydraulic, trip-free mechanism cannot be held ON during a fault current condition.\u003c\/li\u003e\n\u003cli\u003eRated for use up to 277V AC and 65V DC, allowing one breaker family to cover many onboard AC and DC protection layouts.\u003c\/li\u003e\n\u003cli\u003eInterrupt capacity of 1500A AC and 7500A DC for fault current protection within the breaker rating.\u003c\/li\u003e\n\u003cli\u003eOperating temperature range from -40°C to 85°C for engine rooms, technical spaces, and other locations where temperature swings matter.\u003c\/li\u003e\n\u003cli\u003e1\/2-32 hex nut stainless steel mounting boss with 30 in-lb mounting nut torque for secure panel installation.\u003c\/li\u003e\n\u003cli\u003e#10-32 stainless steel terminal screws with 14 in-lb screw terminal torque for controlled electrical terminations.\u003c\/li\u003e\n\u003cli\u003eRated for 6000 electrical switching cycles and 4000 mechanical cycles.\u003c\/li\u003e\n\u003cli\u003eUL 1077 recognized for supplementary circuit protection applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis product family is offered in eight amperage ratings: 5A, 10A, 15A, 20A, 25A, 30A, 40A, and 50A. The amperage rating is the selection that changes across the range, so the correct choice should match the conductor size, protected load, and the vessel electrical plan.\u003c\/p\u003e\u003cp\u003eThe shared A-Series construction, double-pole layout, metal toggle actuator, voltage ratings, interrupt capacities, terminal hardware, and operating temperature range remain consistent across these amperage options.\u003c\/p\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eMount the breaker in a compatible panel cutout using the 1\/2-32 stainless steel mounting boss, then tighten the mounting nut to 30 in-lb. Electrical connections use #10-32 stainless steel terminal screws, with a specified screw terminal torque of 14 in-lb. Using the stated torque values helps avoid loose connections without overstressing the hardware.\u003c\/p\u003e\u003cp\u003eBecause this is a protective device, the amperage selection should be based on the wire and circuit it protects, not just the connected equipment draw. It belongs in installations where the breaker rating, wire gauge, voltage, and available fault current have all been checked against the vessel electrical design.\u003c\/p\u003e\u003ch6\u003eElectrical protection and system use\u003c\/h6\u003e\u003cp\u003eThe double-pole format is commonly used where both sides of a circuit need to be disconnected together, including many AC main protection layouts. The trip-free action is important on board because the breaker can still open under fault conditions even if the toggle is held in the ON position.\u003c\/p\u003e\u003cp\u003eThese breakers suit marine electrical panels on workboats, patrol boats, refit projects, and other vessels where a compact panel breaker must handle frequent operation, vibration, and wide temperature exposure while keeping the circuit layout serviceable.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"10A","offer_id":52023108632757,"sku":"QBP427617-V5","price":160.99,"currency_code":"USD","in_stock":false},{"title":"15A","offer_id":52023108665525,"sku":"QBP427617-V8","price":160.99,"currency_code":"USD","in_stock":true},{"title":"20A","offer_id":52023108698293,"sku":"QBP427617-V2","price":160.99,"currency_code":"USD","in_stock":false},{"title":"25A","offer_id":52023108731061,"sku":"QBP427617-V4","price":160.99,"currency_code":"USD","in_stock":false},{"title":"30A","offer_id":52023108763829,"sku":"QBP427617-V3","price":160.99,"currency_code":"USD","in_stock":false},{"title":"40A","offer_id":52023108796597,"sku":"QBP427617-V7","price":160.99,"currency_code":"USD","in_stock":false},{"title":"50A","offer_id":52023108829365,"sku":"QBP427617-V9","price":160.99,"currency_code":"USD","in_stock":false},{"title":"5A","offer_id":52023108862133,"sku":"QBP427617-V0","price":160.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333169_qbp427617.webp?v=1780191724"},{"product_id":"qbp427665","title":"Blue Sea Systems A-Series Flat Rocker Circuit Breaker, Double Pole, 120\/240V AC, 32V DC","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems A-Series Flat Rocker Circuit Breaker is a double-pole magnetic hydraulic breaker for marine electrical panels, combining manual switching and circuit protection in one panel-mounted unit. This version family uses a flat rocker actuator, supports both AC and DC systems, and is rated up to 120V AC, 240V AC, and 32V DC.\u003c\/p\u003e\u003cp\u003eThe double-pole format is commonly used where two conductors need to be opened together, such as AC main circuit protection on a boat. Its trip-free mechanism means the breaker cannot be held in the ON position during a fault condition, which helps protect wiring and connected equipment when current rises beyond the selected rating.\u003c\/p\u003e\u003cp\u003eThe actuator shows the OFF position clearly, and international ON\/OFF symbols allow the breaker to be mounted vertically or horizontally. It is built for panel installations using #6-32 stainless steel mounting screws and #10-32 stainless steel terminal screws, with an operating temperature range from minus 40°C to 85°C.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eDouble-pole A-Series breaker for circuits where two poles must switch and trip together.\u003c\/li\u003e\n\u003cli\u003eMagnetic hydraulic, trip-free circuit breaker type for switching and circuit protection in one device.\u003c\/li\u003e\n\u003cli\u003eMaximum voltage ratings of 120V AC, 240V AC, and 32V DC for use across common marine electrical systems.\u003c\/li\u003e\n\u003cli\u003eInterrupt capacity of 3000A at 240V AC, 1500A at 240V AC TUV, and 5000A at 32V DC.\u003c\/li\u003e\n\u003cli\u003eFlat rocker actuator sits flush in the ON position to help reduce accidental switching at the panel.\u003c\/li\u003e\n\u003cli\u003eColor actuator indicates the OFF position for quick status checks at the helm, nav station, or electrical panel.\u003c\/li\u003e\n\u003cli\u003eInternational ON\/OFF symbols support either vertical or horizontal mounting.\u003c\/li\u003e\n\u003cli\u003eMeets ABYC standards and carries UL 1077 recognition, TUV certification, CE marking, and CSA certification.\u003c\/li\u003e\n\u003cli\u003eRated for 10,000 switching cycles for repeated use as both a breaker and a switch.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis A-Series double-pole flat rocker breaker range varies by amperage. The available configurations cover ratings from 10A to 50A, allowing the breaker size to be matched to the circuit load and the ampacity of the installed wire.\u003c\/p\u003e\u003cp\u003eThe core format remains the same across the range: double pole, flat rocker actuator, magnetic hydraulic trip-free operation, and support for 120V AC, 240V AC, and 32V DC systems. Select the amperage rating as part of the vessel’s circuit protection plan, making sure it is appropriate for the wire size, load type, and applicable marine electrical standards.\u003c\/p\u003e\u003ch6\u003eElectrical and system integration\u003c\/h6\u003e\u003cp\u003eThis breaker is a practical match for marine electrical panels where the breaker also needs to serve as the circuit switch. On AC panels, the double-pole layout is useful for main circuit protection or other circuits where both conductors must be disconnected together. On DC systems, it can be used where the circuit design calls for double-pole protection and the selected amperage matches the wiring and load.\u003c\/p\u003e\u003cp\u003eFor loads with startup surge, such as motors or inductive equipment, breaker sizing should account for inrush current as well as normal running current. The breaker rating should be high enough for the expected operating load while still being low enough to protect the wire in the circuit.\u003c\/p\u003e\u003ch6\u003eInstallation and fit\u003c\/h6\u003e\u003cp\u003eThe flat rocker actuator gives the panel a low-profile control surface, which is helpful around helm panels, cabin electrical panels, and other tight locations where hands, gear, or clothing may brush against switches. The breaker can be mounted in either vertical or horizontal orientation, so the panel layout can follow the available space instead of forcing a single orientation.\u003c\/p\u003e\u003cp\u003eTerminal and mounting torque should be followed carefully during installation. The mounting screw torque is 6 in-lb, and the screw terminal torque is 14 in-lb. Correct torque helps maintain a secure electrical connection on a boat, where vibration and repeated heating cycles can loosen poorly installed hardware over time.\u003c\/p\u003e\u003ch6\u003eUse cases on board\u003c\/h6\u003e\u003cp\u003eThis breaker family is suited to refits, panel replacements, and new marine electrical builds that use Blue Sea Systems A-Series panel components. It fits boats that need clean panel switching, clear breaker status, and circuit protection that can handle the vibration, temperature swings, and service access limits found in real onboard installations.\u003c\/p\u003e\u003cp\u003eIt is a good fit for owners, installers, and technicians working on AC or DC distribution panels where the exact amperage needs to be selected circuit by circuit rather than treated as a one-size-fits-all part.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"10A","offer_id":52023108894901,"sku":"QBP427665-V8","price":79.99,"currency_code":"USD","in_stock":true},{"title":"15A","offer_id":52023108927669,"sku":"QBP427665-V7","price":79.99,"currency_code":"USD","in_stock":true},{"title":"16A","offer_id":52023108960437,"sku":"QBP427665-V6","price":79.99,"currency_code":"USD","in_stock":true},{"title":"20A","offer_id":52023108993205,"sku":"QBP427665-V4","price":79.99,"currency_code":"USD","in_stock":true},{"title":"30A","offer_id":52023109025973,"sku":"QBP427665-V3","price":79.99,"currency_code":"USD","in_stock":true},{"title":"32A","offer_id":52023109058741,"sku":"QBP427665-V9","price":79.99,"currency_code":"USD","in_stock":true},{"title":"40A","offer_id":52023109091509,"sku":"QBP427665-V2","price":79.99,"currency_code":"USD","in_stock":true},{"title":"50A","offer_id":52023109124277,"sku":"QBP427665-V5","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333179_qbp427665.webp?v=1780191724"},{"product_id":"qbp392307","title":"Blue Sea Systems AMI\/MIDI Safety Fuse Block, 200A, 32V DC, Ignition Protected","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 7720 is an AMI\/MIDI safety fuse block for DC circuits up to 32V and fuse protection up to 200A. It is used on boats that need covered protection on higher-amperage runs, with ignition protection for installation aboard gasoline or diesel powered boats.\u003c\/p\u003e\u003cp\u003eThe sealed cover shields the fuse area from the marine environment and also satisfies ABYC\/USCG insulation requirements. Wire-entry breakouts in the cover let cables approach from different directions, which helps when space is tight around batteries, busbars, or distribution points. This block uses M8 x 1.25 studs, accepts Blue Sea Systems Square Format labels, and the required fuse is sold separately.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eAccepts AMI and MIDI fuse formats for single-circuit DC protection\u003c\/li\u003e\n\u003cli\u003eRated for systems up to 32V DC and fuse protection up to 200A\u003c\/li\u003e\n\u003cli\u003eIgnition protected for installation aboard gasoline or diesel powered boats\u003c\/li\u003e\n\u003cli\u003eSealed insulating cover satisfies ABYC\/USCG insulation requirements\u003c\/li\u003e\n\u003cli\u003eCover breakouts allow wire access from any direction\u003c\/li\u003e\n\u003cli\u003eM8 x 1.25 terminal studs fit 5\/16 in ring terminals\u003c\/li\u003e\n\u003cli\u003eAccepts Blue Sea Systems Square Format labels for circuit identification\u003c\/li\u003e\n\u003cli\u003eFuse sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and fit\u003c\/h6\u003e\u003cp\u003eBefore ordering, check that your system uses the AMI or MIDI fuse pattern and that your cable terminals match the M8 stud size. Leave enough room around the block for the cover to open and for the cable bend radius, especially when it is mounted close to a battery switch or power distribution hardware.\u003c\/p\u003e\u003cp\u003eThis fuse block fits installs where one protected feed needs a covered holder rather than an exposed connection. It works for main or branch DC protection in refits, battery-bank upgrades, and new distribution layouts where service access and clear labeling matter.\u003c\/p\u003e\u003ch6\u003eCompatibility and use on board\u003c\/h6\u003e\u003cp\u003eThis is a good fit for boat owners and installers who want a compact fuse block with a protected top in engine spaces, battery compartments, or other areas that see moisture, vibration, and regular maintenance access. It also makes sense when the rest of the electrical system is already built around AMI or MIDI fuses and a single protected circuit needs a cleaner mounting point.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023118692533,"sku":"QBP392307","price":56.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329983_qbp392307.jpg?v=1780191731"},{"product_id":"qbp809156","title":"Blue Sea Systems MEGA\/AMG Safety Fuse Block, 300A, 32V DC, Ignition Protected, Sealed Cover","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 7721 is a MEGA\/AMG safety fuse block for high-amperage DC circuit protection on boats. It is ignition protected for installation aboard gasoline or diesel powered vessels, and it is rated for up to 300A on systems up to 32V DC.\u003c\/p\u003e\u003cp\u003eThis block uses M8 x 1.25 studs and accepts 5\/16 inch ring terminals, making it a practical match for battery, charging, inverter, and other main feed circuits where a MEGA or AMG fuse format is specified. The sealed insulating cover meets ABYC\/USCG insulation requirements and helps keep the fuse area protected in a marine environment.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eHandles high-amperage DC protection up to 300A on 32V DC systems\u003c\/li\u003e\n\u003cli\u003eIgnition protected for use on gasoline or diesel powered boats\u003c\/li\u003e\n\u003cli\u003eWorks with MEGA and AMG fuse formats for common high-current installations\u003c\/li\u003e\n\u003cli\u003eSealed insulating cover meets ABYC\/USCG insulation requirements\u003c\/li\u003e\n\u003cli\u003eCover breakouts allow cable entry from any direction\u003c\/li\u003e\n\u003cli\u003eM8 x 1.25 studs accept 5\/16 inch ring terminals\u003c\/li\u003e\n\u003cli\u003eSupports cable sizes up to 4\/0 AWG\u003c\/li\u003e\n\u003cli\u003eAccepts Blue Sea Systems Square Format labels for clear circuit identification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis fuse block is suited to installations where you need a compact holder for a MEGA or AMG fuse in a high-current line. It is a good fit for larger DC feeds that need a clean, protected fuse mounting point close to the battery bank or other major power source.\u003c\/p\u003e\u003cp\u003eBefore ordering, check that your system uses MEGA or AMG fuses, that your cable lugs match the M8 stud hardware, and that your conductor size and overcurrent protection plan align with the circuit load. The fuse is sold separately, so the amperage can be matched to the specific circuit.\u003c\/p\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eThe cover breakouts make cable routing easier when space is tight behind a bulkhead, inside a battery compartment, or near other distribution hardware. That flexibility helps when the cable run does not approach the block from a straight line.\u003c\/p\u003e\u003cp\u003eFor a secure connection, the stud torque is 120 in-lb. The label area is useful when multiple protected circuits are installed in the same compartment and you want fast identification during service or troubleshooting.\u003c\/p\u003e\u003ch6\u003eUse on board\u003c\/h6\u003e\u003cp\u003eThis block makes sense for boats that carry higher-current DC equipment and need a fuse holder that is easy to inspect without leaving the fuse exposed. It suits refits and new builds where neat wiring, protected terminals, and ignition protection matter around battery and charging circuits.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023118725301,"sku":"QBP809156","price":56.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329821_qbp809156.jpg?v=1780191731"},{"product_id":"qbp252023","title":"Blue Sea Systems SafetyHub 150 Fuse Block, 10-Circuit, 4 MIDI\/AMI, 6 ATO\/ATC, Ignition Protected","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 7748 is a SafetyHub 150 fuse block that combines four AMI or MIDI fuse positions for circuits up to 200A and six ATO or ATC fuse positions for circuits up to 30A in one housing for main or branch DC distribution. It is ignition protected for gasoline-powered boats and works on 12V, 24V, and 32V systems.\u003c\/p\u003e\u003cp\u003eThis layout keeps high-amp feeds and lower-draw 24-hour circuits close to the battery instead of spreading inline fuse holders around the boat. The sealed cover is rated IP66 and satisfies ABYC and USCG insulation requirements, which matters in battery compartments, console spaces, and other areas that see spray, washdowns, and vibration.\u003c\/p\u003e\u003cp\u003eA built-in negative bus gives you one place to land return wires, and the screw-termination layout makes service work easier when you are tracing circuits or cleaning up an older rewire. Fuses are sold separately, so the final protection setup can be matched to the actual loads on board.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eTen fused circuits in one housing with four AMI or MIDI positions and six ATO or ATC positions\u003c\/li\u003e\n\u003cli\u003eHigh-amp fuse positions accept 30A to 200A fuses for loads such as panel feeds, windlasses, and stereo amplifiers\u003c\/li\u003e\n\u003cli\u003eLow-amp fuse positions accept 1A to 30A fuses for circuits such as bilge pumps, electronics, alarms, and lights\u003c\/li\u003e\n\u003cli\u003eScrew-termination layout cuts down on separate connection points and helps tidy battery-area wiring\u003c\/li\u003e\n\u003cli\u003eIgnition-protected construction allows use on gasoline-powered boats\u003c\/li\u003e\n\u003cli\u003eIP66 cover shields the fuse area from washdowns and meets ABYC and USCG insulation requirements\u003c\/li\u003e\n\u003cli\u003eIntegrated negative bus keeps return connections in the same location as the protected circuits\u003c\/li\u003e\n\u003cli\u003eWrite-on circuit labels, a fuse puller, and storage for spare fuses make service work quicker on the water or at the dock\u003c\/li\u003e\n\u003cli\u003eM8 x 1.25 studs accept M8 5\/16 inch ring terminals, and one-piece stainless flange nuts help hold the main connections securely\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eThis fuse block makes the most sense when you want a single protected distribution point near the battery or in a dedicated electrical locker. It can be used as a main DC distribution point, as a branch distribution block, or as part of a wider panel-fed system where higher-current cables and 24-hour circuits need short, protected runs.\u003c\/p\u003e\u003cp\u003eBecause the fuse types are split between AMI or MIDI and ATO or ATC, it fits mixed systems that carry both larger loads and smaller always-on loads. That works well on boats where one enclosure needs to serve panel supply, windlass or amplifier feed, bilge pump power, electronics memory, and lighting circuits without adding separate fuse holders for each group.\u003c\/p\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eIt fits well in rewires, repowers, and new builds on ski boats, center consoles, cruising boats, and offshore fishing boats where ignition protection and cleaner cable routing matter. It is also useful when the battery area is getting crowded and you want the fuse layout, spare fuse storage, and circuit labeling in one place instead of spread across several components.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023118758069,"sku":"QBP252023","price":242.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329987_qbp252023.jpg?v=1780191732"},{"product_id":"qbp435756","title":"Blue Sea Systems Blank DC C-Series Circuit Breaker Panel, 1\/8 in 5052 Aluminum, Slate Gray Finish","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems DC C-Series Panel is a blank DC breaker panel made for C-Series toggle circuit breakers on marine electrical systems. It gives installers a clean starting point for building a protected DC distribution panel without being locked into pre-labeled circuits.\u003c\/p\u003e\u003cp\u003eThe panel uses heavy 1\/8\" aluminum 5052 alloy with a two-part polyurethane slate gray finish. It accepts standard Blue Sea Systems backlight labels and standard Blue Sea Systems \"ON\" indication LEDs, which helps keep breaker identification and status viewing consistent with other Blue Sea Systems panel hardware on board.\u003c\/p\u003e\u003cp\u003eThis range is a practical fit for helm stations, navigation areas, electrical lockers, and other protected mounting locations where a boat needs grouped DC circuit protection for equipment such as electronics, lighting, pumps, or accessories.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eBlank DC panel for C-Series toggle circuit breakers, giving the installer control over the final circuit layout.\u003c\/li\u003e\n\u003cli\u003eAvailable in 3-bay and 8-bay layouts for small accessory groups or larger DC distribution panels.\u003c\/li\u003e\n\u003cli\u003eHeavy 1\/8\" aluminum 5052 alloy panel construction for a solid mounting surface in marine electrical installations.\u003c\/li\u003e\n\u003cli\u003eTwo-part polyurethane slate gray finish for a clean panel face that matches many Blue Sea Systems electrical panels.\u003c\/li\u003e\n\u003cli\u003eAccepts standard Blue Sea Systems backlight labels for clear circuit identification at the helm or electrical panel.\u003c\/li\u003e\n\u003cli\u003eAccepts standard Blue Sea Systems \"ON\" indication LEDs for visual breaker status indication when the system is wired for it.\u003c\/li\u003e\n\u003cli\u003eWorks with compatible Blue Sea Systems C-Series single-pole, double-pole, and triple-pole toggle circuit breakers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis blank DC C-Series panel is offered in two bay configurations for different circuit counts.\u003c\/p\u003e\u003cp\u003eThe bay count, panel size, and weight vary between the two versions. The aluminum 5052 alloy construction, slate gray polyurethane finish, C-Series toggle breaker fit, backlight label compatibility, and \"ON\" indication LED compatibility remain consistent across the range.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e8087: 8 bays. This version measures 7.50\" high by 5.25\" wide and weighs 0.40 lb, giving more room for grouped DC branch circuits in a main panel or larger electrical locker.\u003c\/li\u003e\n\u003cli\u003e8088: 3 bays. This version measures 3.75\" high by 5.25\" wide and weighs 0.24 lb, making it useful where only a few protected circuits are needed or where panel space is limited.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis panel is for Blue Sea Systems C-Series toggle circuit breakers. It is not a pre-wired breaker assembly, so the breaker poles, amperage ratings, wire sizing, labels, and indicator wiring should be matched to the boat's DC loads and installation plan.\u003c\/p\u003e\u003cp\u003eThe 5.25\" width is common to both variants, while the height changes with the number of breaker bays. Before cutting a panel opening or laying out screw positions, the selected variant should be checked against the available flat mounting area and the required clearance behind the panel for breaker bodies and wiring bends.\u003c\/p\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eUse this panel where the breakers can be reached easily and where labels remain visible during operation. On a boat, that usually means a protected interior location, a helm electrical panel, or a serviceable distribution area rather than a spot exposed directly to boarding water or constant spray.\u003c\/p\u003e\u003cp\u003eBecause this is a blank panel, the finished installation depends on the chosen C-Series breakers, circuit labels, and any \"ON\" indication LEDs used with the system. Proper overcurrent protection, conductor sizing, terminal protection, and strain relief should be handled as part of the complete DC distribution design.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"8","offer_id":52023121346741,"sku":"QBP435756-V5","price":146.99,"currency_code":"USD","in_stock":true},{"title":"3","offer_id":52023121379509,"sku":"QBP435756-V8","price":124.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333229_qbp435756.webp?v=1780191747"},{"product_id":"qbp104984","title":"Blue Sea Systems ATC Fuse Kit, 6-Piece, 32V DC, 5A-30A","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 5287 is a six-piece ATC fuse kit for boats and other DC systems that use the common ATO\/ATC blade fuse format. It includes one fuse each in 5A, 10A, 15A, 20A, 25A, and 30A ratings, with a maximum voltage of 32V DC.\u003c\/p\u003e\u003cp\u003eThis kind of assortment is useful to keep on board when a blown fuse takes out a light, pump, electronics feed, or accessory circuit and you need the correct replacement right away. The pack covers several of the amperage ratings commonly found in marine DC distribution, so it works well as a spare set in the console, electrical locker, or service bag.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eSix-piece fuse assortment that covers 5A, 10A, 15A, 20A, 25A, and 30A circuits\u003c\/li\u003e\n\u003cli\u003eStandard ATO\/ATC blade fuse format used in many marine fuse blocks and in-line fuse holders\u003c\/li\u003e\n\u003cli\u003e32V DC maximum voltage rating for common 12V and 24V onboard electrical systems\u003c\/li\u003e\n\u003cli\u003eCompact pack that is easy to store as part of a routine onboard spares kit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis kit fits applications that call for standard ATO\/ATC blade fuses. Before replacing a fuse, check that the holder or fuse block matches this format and replace the blown fuse with the same amperage rating specified for that circuit.\u003c\/p\u003e\u003cp\u003eIt is a practical match for boat owners who keep spare electrical parts on hand for day trips, coastal cruising, or routine service work. On boats with mixed DC loads, this assortment gives you several common ratings in one pack instead of carrying separate small packs for each value.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003e1 x 5 Amp ATC fuse\u003c\/li\u003e\n\u003cli\u003e1 x 10 Amp ATC fuse\u003c\/li\u003e\n\u003cli\u003e1 x 15 Amp ATC fuse\u003c\/li\u003e\n\u003cli\u003e1 x 20 Amp ATC fuse\u003c\/li\u003e\n\u003cli\u003e1 x 25 Amp ATC fuse\u003c\/li\u003e\n\u003cli\u003e1 x 30 Amp ATC fuse\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023130914997,"sku":"QBP104984","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329960_qbp104984.jpg?v=1780191754"},{"product_id":"qbp122149","title":"Blue Sea Systems AGC Fuse Kit, 41-Piece, 32V DC, Heavy Duty In-Line Fuse Holder","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 5289 is a 41-piece AGC fuse kit for DC circuits up to 32V. It includes 40 AGC glass fuses in eight amperage ratings from 1A to 30A, plus a heavy-duty in-line AGC\/MDL fuse holder, so you have a useful spread of common replacements in one pack.\u003c\/p\u003e\u003cp\u003eThis kit suits boats that use AGC or MDL glass fuses for smaller accessory and electronics circuits. It gives you four fuses each in 1A, 2A, 3A, 5A, 7.5A, 10A, 15A, and 30A, which helps when you are tracing a fault, replacing a blown fuse at the dock, or keeping spare protection on board for routine electrical work.\u003c\/p\u003e\u003cp\u003eThe AGC\/MDL format works with ST Glass fuse blocks and AGC\/MDL fuse holders. For a boat owner or technician trying to keep an older glass-fuse setup supported, this kit keeps the common ratings together with a matching in-line holder instead of piecing them together one by one.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003e41-piece kit with 40 AGC glass fuses and 1 heavy-duty in-line AGC\/MDL fuse holder\u003c\/li\u003e\n\u003cli\u003eEight common ratings included: 1A, 2A, 3A, 5A, 7.5A, 10A, 15A, and 30A\u003c\/li\u003e\n\u003cli\u003eFour fuses of each amperage, which is useful for spare stock and repeat replacements during troubleshooting\u003c\/li\u003e\n\u003cli\u003e32V DC rating for low-voltage DC circuits used on many 12V and 24V boats\u003c\/li\u003e\n\u003cli\u003eAGC\/MDL glass fuse format for systems that use ST Glass fuse blocks or AGC\/MDL holders\u003c\/li\u003e\n\u003cli\u003eGlass-body fuse style makes the blown element easy to inspect during service checks\u003c\/li\u003e\n\u003cli\u003eResealable pack keeps assorted fuse values together in one place\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis kit is for circuits that already use AGC or MDL glass tube fuses. It is not the right match for blade-style fuse panels or larger fuse types such as MIDI, ANL, or Class T, so it is worth checking the fuse holder or fuse block on the boat before ordering.\u003c\/p\u003e\u003cp\u003eThe included holder gives you an in-line option for repairs or small circuit additions where AGC or MDL protection is the correct format. That can be useful for accessory feeds, older electronics circuits, and other low-voltage runs that still rely on glass fuses.\u003c\/p\u003e\u003ch6\u003eInstallation and use\u003c\/h6\u003e\u003cp\u003eWhen replacing a fuse, match the amperage to the circuit requirement and the existing protection scheme rather than moving to a higher value. If a fuse opens more than once, the problem is usually elsewhere in the circuit, so the load, wiring, and holder should be checked before another fuse goes in.\u003c\/p\u003e\u003cp\u003eThis assortment makes sense for owners who keep spare electrical consumables on board, as well as yards and technicians who service boats with AGC fuse blocks and holders. It is especially useful where a quick replacement can get a small circuit back online without hunting for individual fuse values.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003e4 x 1A AGC fuses\u003c\/li\u003e\n\u003cli\u003e4 x 2A AGC fuses\u003c\/li\u003e\n\u003cli\u003e4 x 3A AGC fuses\u003c\/li\u003e\n\u003cli\u003e4 x 5A AGC fuses\u003c\/li\u003e\n\u003cli\u003e4 x 7.5A AGC fuses\u003c\/li\u003e\n\u003cli\u003e4 x 10A AGC fuses\u003c\/li\u003e\n\u003cli\u003e4 x 15A AGC fuses\u003c\/li\u003e\n\u003cli\u003e4 x 30A AGC fuses\u003c\/li\u003e\n\u003cli\u003e1 x Heavy Duty In-Line AGC\/MDL Fuse Holder\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023130947765,"sku":"QBP122149","price":38.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329962_qbp122149.jpg?v=1780191754"},{"product_id":"qbp618460","title":"Blue Sea Systems easyID ATC Fuse Kit, 31-Piece, 32V DC, LED Blown-Fuse Indication","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 5290 is an illuminated ATC fuse kit for 12V and 24V DC systems that makes a blown fuse easy to spot behind a dash, inside a helm console, or in any fuse panel with poor light. The kit includes 31 fast-acting easyID fuses plus a fuse puller, and the fuses are rated for up to 32V DC.\u003c\/p\u003e\u003cp\u003eIt replaces standard ATO and ATC blade fuses, so it fits the same style holders and fuse blocks already used on many boats. That makes it a straightforward spare kit for onboard electrical service without changing the panel or fuse format.\u003c\/p\u003e\u003cp\u003eFor owners who troubleshoot their own DC system, this kit is useful where fuse panels sit under the helm, behind access panels, or inside lockers where a blown fuse can be hard to find at a glance.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eIlluminated ATC blade fuses with LED indication when a fuse has blown\u003c\/li\u003e\n\u003cli\u003eDirect replacement for standard non-illuminating ATO and ATC fuses\u003c\/li\u003e\n\u003cli\u003e31-piece assortment with a fuse puller for onboard spares and routine service\u003c\/li\u003e\n\u003cli\u003eCovers 3A, 5A, 7.5A, 10A, 15A, 20A, 25A, 30A, and 40A circuit protection needs\u003c\/li\u003e\n\u003cli\u003eFast-acting fuse style for common branch circuits on marine DC systems\u003c\/li\u003e\n\u003cli\u003e32V DC maximum operating voltage and 1000A interrupt capacity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis kit is intended for fuse positions that take standard ATO or ATC blade fuses. It is not a match for mini, maxi, glass, ANL, or MRBF fuse locations, so the fuse style on the boat should be checked before ordering.\u003c\/p\u003e\u003cp\u003eBecause the assortment covers common amp ratings used on accessory and branch circuits, it works well as a spare kit for lighting, pumps, electronics, and other fused 12V or 24V loads that already use the ATO or ATC format.\u003c\/p\u003e\u003ch6\u003eUse on board\u003c\/h6\u003e\u003cp\u003eThis is a good match for boat owners, installers, and service techs who want quicker fault finding in low-light spaces and a wider range of spare fuse ratings in one case. It suits cruising boats, center consoles, skiffs, and workboats where access to the fuse panel is often tight and lighting is limited.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003e1 fuse puller\u003c\/li\u003e\n\u003cli\u003e3 x 3A easyID ATC fuses\u003c\/li\u003e\n\u003cli\u003e3 x 5A easyID ATC fuses\u003c\/li\u003e\n\u003cli\u003e3 x 7.5A easyID ATC fuses\u003c\/li\u003e\n\u003cli\u003e3 x 10A easyID ATC fuses\u003c\/li\u003e\n\u003cli\u003e6 x 15A easyID ATC fuses\u003c\/li\u003e\n\u003cli\u003e3 x 20A easyID ATC fuses\u003c\/li\u003e\n\u003cli\u003e3 x 25A easyID ATC fuses\u003c\/li\u003e\n\u003cli\u003e3 x 30A easyID ATC fuses\u003c\/li\u003e\n\u003cli\u003e3 x 40A easyID ATC fuses\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023130980533,"sku":"QBP618460","price":80.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329963_qbp618460.jpg?v=1780191754"},{"product_id":"qbp433926","title":"Blue Sea Systems Traditional Metal DC Circuit Breaker Panel, 12V\/24V DC, 100A, White Toggle Breakers, Backlit Labels","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems Traditional Metal DC Panel is a pre-wired DC circuit breaker panel for 12V DC and 24V DC boat electrical systems, with white toggle breakers and backlit circuit labels for easier circuit identification. The range includes 3-position and 8-position versions, both rated for a maximum amperage of 100A.\u003c\/p\u003e\u003cp\u003eThis panel works well as an extension to an existing DC distribution panel or as a replacement panel when a boat needs cleaner circuit control at the helm, cabin, nav station, or electrical locker. Positive, negative, and grounding buses are already installed, which keeps the installation more orderly and reduces the amount of wiring work needed behind the panel.\u003c\/p\u003e\u003cp\u003eEach circuit position has an ON-indicating LED, so circuit status is easy to check at a glance. The white toggle layout gives the panel a clean look while keeping operation simple for everyday loads such as lights, pumps, electronics, and accessory circuits, provided the connected loads are matched to the breakers and the vessel wiring.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003ePre-wired DC breaker panel with positive, negative, and grounding buses already installed.\u003c\/li\u003e\n\u003cli\u003eSupports 12V DC and 24V DC electrical systems, with a 100A maximum amperage rating.\u003c\/li\u003e\n\u003cli\u003eBacklit circuit label positions help identify circuits in low light without adding a separate backlighting kit.\u003c\/li\u003e\n\u003cli\u003eON-indicating LEDs are installed in all circuit positions for quick status checks.\u003c\/li\u003e\n\u003cli\u003eWhite A-Series toggle circuit breakers give each circuit a familiar switch-style control point.\u003c\/li\u003e\n\u003cli\u003eAvailable in 3-position and 8-position versions to match the number of branch circuits needed on board.\u003c\/li\u003e\n\u003cli\u003eSuited for use as an extension to an existing panel or as a full replacement in a DC distribution layout.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eVariants\u003c\/h6\u003e\u003cp\u003eThis Traditional Metal DC Panel is offered in two configurations. The main difference is the number of circuit breaker positions, which affects both panel capacity and installed height.\u003c\/p\u003e\u003cp\u003eBoth versions share the same 5.25 in width, 12V DC and 24V DC nominal voltage compatibility, 100A maximum amperage rating, backlit label positions, installed buses, white toggle breakers, and ON-indicating LEDs.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e8025 has 3 positions and measures 3.75 in high by 5.25 in wide. It fits smaller DC distribution layouts or add-on panels where only a few protected circuits are needed.\u003c\/li\u003e\n\u003cli\u003e8023 has 8 positions and measures 7.50 in high by 5.25 in wide. It gives more room for branch circuits when replacing a larger panel or expanding a boat electrical system.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eThe pre-wired bus arrangement helps keep the back of the panel organized, but the panel should still be installed with properly sized marine wire, terminals, overcurrent protection, and strain relief for the vessel layout. Confirm the available cutout space and behind-panel clearance before ordering, especially when replacing an older panel with different dimensions.\u003c\/p\u003e\u003cp\u003eBecause the panel is rated for both 12V DC and 24V DC systems, it can be used on a wide range of small boats, cruising sailboats, fishing boats, and auxiliary DC panels. The connected circuits should be planned around the actual load, breaker rating, wire size, and battery system configuration.\u003c\/p\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThe 3-position version is a practical match for compact helm stations, small accessory panels, or limited-space upgrades. The 8-position version is better suited to broader DC distribution needs where several loads need individual switching and circuit protection from one panel location.\u003c\/p\u003e\u003cp\u003eFor a clean installation, match the selected variant to the number of circuits required now and allow room for likely additions such as electronics, lighting, pumps, chargers, or deck accessories. Labeling each circuit clearly helps future troubleshooting and makes the panel easier to use by anyone on board.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"3","offer_id":52023133044917,"sku":"QBP433926-V4","price":252.99,"currency_code":"USD","in_stock":true},{"title":"8","offer_id":52023133077685,"sku":"QBP433926-V1","price":377.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1333222_qbp433926.jpg?v=1780191767"},{"product_id":"qbp447920","title":"Quick Marine - TF Fuse","description":"\u003ch4\u003eFuse Selection for Bow Thruster Installations: TF150 and TF250\u003c\/h4\u003e \u003cp\u003eUpgrade your bow thruster system with the TF150 and TF250 high amp fuses designed specifically for seamless integration with BTQ140-30 and BTQ185-55 thrusters, respectively. These quick and reliable fuses ensure optimal performance and protection for your marine vessel.\u003c\/p\u003e \u003ch4\u003e\u003cstrong\u003eThe TF150 Fuse - Powering Performance:\u003c\/strong\u003e\u003c\/h4\u003e \u003cp\u003eWhen it comes to maximizing the power of your BTQ140-30 thruster, the TF150 Fuse is the perfect choice. With a robust amperage rating of 150 Amps, it provides the necessary electrical support for smooth and efficient operation. Engineered with precision, this high amp fuse guarantees the safe delivery of power, granting you peace of mind during your maritime adventures.\u003c\/p\u003e \u003ch4\u003e\u003cstrong\u003eThe TF250 Fuse - Unleashing Superior Strength:\u003c\/strong\u003e\u003c\/h4\u003e \u003cp\u003eFor those seeking even more power for their BTQ185-55 thruster, the TF250 Fuse is the ultimate solution. Boasting an impressive amperage rating of 250 Amps, it delivers unparalleled performance and thrust capability. Whether you're maneuvering through challenging waters or require enhanced control, this high amp fuse is designed to exceed your expectations.\u003c\/p\u003e \u003cp\u003eBoth fuses feature a durable construction comprising of plastic and copper materials, ensuring longevity and reliability in demanding marine environments. The white color blends seamlessly with your vessel's aesthetics, complementing its overall appearance.\u003c\/p\u003e \u003ch4\u003eHighlights:\u003c\/h4\u003e \u003cul\u003e \u003cli\u003eTF150 Fuse: Designed for BTQ140-30 thrusters, it provides a reliable 150 Amp power supply.\u003c\/li\u003e \u003cli\u003eTF250 Fuse: Engineered for BTQ185-55 thrusters, it delivers an impressive 250 Amp power capacity.\u003c\/li\u003e \u003cli\u003eQuick and Easy Installation: Seamlessly integrate these high amp fuses into your bow thruster system.\u003c\/li\u003e \u003cli\u003eRobust and Durable Construction: Made from plastic and copper materials for long-lasting performance.\u003c\/li\u003e \u003cli\u003eElegant Design: The white color adds a touch of sophistication to your vessel's aesthetic.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUpgrade your bow thruster system with the TF150 and TF250 high amp fuses, designed specifically for the BTQ140-30 and BTQ185-55 thrusters respectively. These fuses ensure optimal performance and protection, providing the power you need for a seamless and reliable boating experience. Choose the TF150 Fuse for a robust 150 Amp power supply, perfect for smooth and efficient operation. If you require even more power, the TF250 Fuse offers an impressive 250 Amp capacity, delivering superior thrust and control. Both fuses feature a durable construction, combining plastic and copper materials to withstand the rigors of marine environments. With their elegant white design, these fuses not only provide functionality but also enhance the visual appeal of your vessel. Upgrade your bow thruster system and unlock the full potential of your marine adventures.\u003c\/p\u003e","brand":"Quick Marine","offers":[{"title":"150A","offer_id":52023134945461,"sku":"QBP447920-V3","price":23.65,"currency_code":"USD","in_stock":false},{"title":"250A","offer_id":52023134978229,"sku":"QBP447920-V2","price":23.65,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1209625_qbp447920.jpg?v=1763250845"},{"product_id":"qbp735363","title":"Blue Sea Systems MEGA\/AMG Fuse Block, 100-300A, 32V DC, With Cover","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 5001 is a MEGA\/AMG fuse block with an insulating cover for 100 to 300A circuit protection on 12V or 24V systems up to 32V DC. It accepts 5\/16 inch M8 ring terminals and is built for high-current DC feeds where you need a single fuse mounted in a clean, protected way.\u003c\/p\u003e\u003cp\u003eThis style of block is commonly used close to batteries and on feeds for inverters, chargers, windlasses, thrusters, and main DC distribution circuits that use MEGA or AMG fuses. The cover has cable breakouts in three directions, which helps when routing is tight along a bulkhead or inside a battery compartment, and the fuse itself is sold separately so the circuit can be matched to the required amperage.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eFits MEGA and AMG fuses in the 100A to 300A range\u003c\/li\u003e\n\u003cli\u003eRated for DC systems up to 32V, covering typical 12V and 24V boat electrical setups\u003c\/li\u003e\n\u003cli\u003e5\/16 inch M8 stud connections work with common marine ring terminals and cable up to 2\/0 AWG\u003c\/li\u003e\n\u003cli\u003eInsulating cover meets ABYC and USCG insulation requirements and allows cable entry from three directions\u003c\/li\u003e\n\u003cli\u003eStainless steel studs and insert-molded mounting points help keep the fuse connection secure under vibration\u003c\/li\u003e\n\u003cli\u003eReinforced PBT base and polycarbonate cover handle heat better than light-duty fuse holders\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and fit\u003c\/h6\u003e\u003cp\u003eThis block is meant for single-fuse protection on a high-current branch or feed. It works best where the cable run can reach the studs without a hard bend and where there is enough room to remove the cover for service. The published torque values of 110 in-lb at the terminal and 120 in-lb at the stud are useful when you want a firm connection without over-tightening the hardware.\u003c\/p\u003e\u003cp\u003eFor a boat refit or a new DC installation, this is a straightforward way to add overcurrent protection near the power source while keeping the fuse enclosed. The covered layout is easier to live with in service areas where exposed fuse studs would be a poor fit.\u003c\/p\u003e\u003ch6\u003eMaterials and construction\u003c\/h6\u003e\u003cp\u003eThe base is reinforced PBT, the cover is polycarbonate, and the fuse studs are stainless steel. That combination makes sense in marine electrical spaces where heat, vibration, and corrosion are part of normal use. The insert-molded studs also help the fuse sit firmly in place during installation and later maintenance.\u003c\/p\u003e\u003ch6\u003eUse on board\u003c\/h6\u003e\u003cp\u003eThis fuse block suits owners, yards, and marine electricians working on boats with a single high-current DC circuit that needs MEGA or AMG fuse protection. It is especially useful when the goal is a covered fuse connection that stays accessible for inspection and fuse changes without adding a larger multi-circuit block.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023140712629,"sku":"QBP735363","price":41.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329944_qbp735363.jpg?v=1780191777"},{"product_id":"qbp156456","title":"Blue Sea Systems Panel Mount AGC\/MDL Fuse Holder, 20A, IP66 Front","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 5021 is a water-resistant panel-mount AGC\/MDL fuse holder for circuits that use glass fuses. It accepts fuse ratings up to 20A, the front face is rated IP66, and it installs in a 0.50 in. (12.7 mm) mounting hole.\u003c\/p\u003e\u003cp\u003eThis holder works well where the front of the panel sees spray, rain, or washdowns and you still want quick access to the fuse. It is also used as a direct replacement for fuse holders found in Contura Waterproof Fuse Panels, which makes it a practical match for repairs or panel refresh work on boats with existing Blue Sea panel layouts.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eFits AGC and MDL glass fuses\u003c\/li\u003e\n\u003cli\u003eMaximum fuse rating of 20A\u003c\/li\u003e\n\u003cli\u003ePanel-mount design for a 0.50 in. (12.7 mm) cutout\u003c\/li\u003e\n\u003cli\u003eFront face rated IP66 for protection against heavy spray and washdowns\u003c\/li\u003e\n\u003cli\u003eHandles above-deck exposure such as salt spray, rain, hose washdowns, and momentary immersion\u003c\/li\u003e\n\u003cli\u003eDirect replacement for fuse holders used in Contura Waterproof Fuse Panels\u003c\/li\u003e\n\u003cli\u003eFuse is sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis is the right style of holder when your panel uses AGC or MDL glass fuses rather than blade fuses. The 20A maximum matters when you are matching the holder to the circuit and fuse size already specified for the wiring.\u003c\/p\u003e\u003cp\u003eFor retrofit work, the key checks are the fuse family and the panel cutout. If your panel already uses this Blue Sea holder format or a 1\/2 in. mounting hole, this part keeps the installation straightforward without changing the panel layout.\u003c\/p\u003e\u003ch6\u003eInstallation and use on board\u003c\/h6\u003e\u003cp\u003eThe panel-mount format keeps the fuse accessible from the front, which is useful at the helm, on switch panels, and in other exposed control areas where you may need to inspect or replace a fuse without pulling the panel apart. The cap opens easily, so routine fuse service is simpler in tight spaces.\u003c\/p\u003e\u003cp\u003eThis holder makes sense for boaters who need front-access fuse protection in places that see regular weather and washdown exposure. It is a strong fit for small DC circuits on coastal boats, center consoles, sailboats, and working panels that stay out in the open.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023140843701,"sku":"QBP156456","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329946_qbp156456.jpg?v=1780191778"},{"product_id":"qbp492087","title":"Blue Sea Systems Panel Mount AGC\/MDL Fuse Holder Replacement Cap, For 5021","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 5022 is a replacement cap for the Blue Sea Systems 5021 panel mount AGC\/MDL fuse holder. It is the service part used when the original cap is missing, cracked, or no longer closes the holder properly, and it fits the 5021 holder used with AGC or MDL glass fuses in circuits up to 32V DC and 20A.\u003c\/p\u003e\u003cp\u003eOn a boat, a small part like this matters because the fuse holder still needs to close securely at the panel face for routine fuse checks and replacement. This cap is a straightforward way to bring a compatible 5021 holder back into normal use without changing the whole holder assembly.\u003c\/p\u003e\u003cp\u003eIt is a good match for owners, installers, and service techs maintaining existing Blue Sea panel installations, especially where the fuse holder body is still in good condition and only the cap needs to be replaced.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement cap for the Blue Sea Systems 5021 panel mount AGC\/MDL fuse holder\u003c\/li\u003e\n\u003cli\u003eMade for holders used with AGC or MDL glass fuses in 32V DC circuits up to 20A\u003c\/li\u003e\n\u003cli\u003eRestores normal closure and fuse access when the original cap has been lost or damaged\u003c\/li\u003e\n\u003cli\u003eUseful for panel service work where replacing the entire fuse holder is unnecessary\u003c\/li\u003e\n\u003cli\u003eFits the 5021 holder used on panel installations, including Contura waterproof fuse panels\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis cap is not a general replacement for every AGC\/MDL fuse holder. It is the matching cap for Blue Sea Systems 5021, so the key fit check is the holder itself, not just the fuse style. If your boat already has a 5021 panel mount holder in place, this is the correct service cap for that assembly.\u003c\/p\u003e\u003cp\u003eBecause it relates to a panel mount holder, it makes sense anywhere the front of the panel needs to stay tidy and the fuse still needs to be accessible for inspection or replacement during troubleshooting.\u003c\/p\u003e\u003ch6\u003eInstallation and use\u003c\/h6\u003e\u003cp\u003eReplacement is simple when the holder body is intact. Remove the damaged or missing cap, confirm the fuse holder body is the 5021 style, check the fuse condition, and thread the new cap into place so the holder can be closed and used normally again.\u003c\/p\u003e\u003cp\u003eThis is the sensible repair when the holder still works electrically and the issue is limited to the cap. If the body, contacts, or mounting area are also damaged, the full holder should be inspected before the circuit is put back into service.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023140876469,"sku":"QBP492087","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329804_qbp492087.jpg?v=1780191778"},{"product_id":"qbp760285","title":"Blue Sea Systems ST Blade Battery Terminal Mount Fuse Block, ATO\/ATC, 4-Circuit, 32V DC","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 5023 is an ST Blade battery terminal mount fuse block that adds four ATO\/ATC fused circuits right at the battery. It mounts on a 3\/8 in [M10] battery stud, works on DC systems up to 32V, and is rated for 100A total with up to 30A on each circuit.\u003c\/p\u003e\u003cp\u003eThis is a practical way to clean up accessory wiring near the battery and replace a cluster of separate in-line fuse holders with one protected distribution point. On board, that makes it easier to add and service a few dedicated feeds for electronics, pumps, stereo equipment, or lighting without taking up much space.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eFour independent ATO\/ATC fuse positions for accessory branch circuits from one battery-side feed\u003c\/li\u003e\n\u003cli\u003eDirect battery terminal mounting with clearance for a 3\/8 in [M10] stud\u003c\/li\u003e\n\u003cli\u003e100A maximum per block and 30A maximum per circuit on systems up to 32V DC\u003c\/li\u003e\n\u003cli\u003e#8-32 screw terminals with captive star lock washers; screw terminal torque is 18 in-lb (2.03 Nm)\u003c\/li\u003e\n\u003cli\u003eInsulating cover helps reduce accidental contact and the block accepts small format circuit labels for circuit identification\u003c\/li\u003e\n\u003cli\u003eIgnition protected with the cover secured to SAE J1171 and ISO 8846\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eCheck the battery terminal layout before ordering. The block measures about 3.59 in long, 1.73 in wide, and 1.28 in high, so it fits best where there is enough clearance around the battery post and cable connections. It suits 12V and 24V systems and is better matched to accessory circuits than to single high-draw loads that need more than 30A on one branch.\u003c\/p\u003e\u003ch6\u003eInstallation and use\u003c\/h6\u003e\u003cp\u003eBecause it mounts directly at the battery, this fuse block works well when you want a short, tidy takeoff point for a few added circuits. Each outgoing circuit lands on its own screw terminal, and the label area helps later when you are tracing a chartplotter, bilge pump, stereo, or cabin light feed. It is a good match for smaller boats, refits, and auxiliary battery installations where four protected circuits are enough.\u003c\/p\u003e\u003ch6\u003eWhat's included\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eST Blade battery terminal mount fuse block\u003c\/li\u003e\n\u003cli\u003eInsulating cover\u003c\/li\u003e\n\u003cli\u003eOne 15A ATO\/ATC fuse\u003c\/li\u003e\n\u003cli\u003eFour nylon insulated ring terminals\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023140909237,"sku":"QBP760285","price":42.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329947_qbp760285.webp?v=1780191779"},{"product_id":"qbp395767","title":"Blue Sea Systems ST-Blade Battery Terminal Mount Fuse Block Kit, 4-Circuit, ATO\/ATC, 32V DC, 30A Per Circuit","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 5024 is a ST-Blade battery terminal mount fuse block kit for adding four fused branch circuits at the battery on DC systems up to 32V. It mounts on a 3\/8 in. (M10) battery terminal stud, accepts ATO and ATC blade fuses, and is rated for 30A per circuit with 100A maximum per block.\u003c\/p\u003e\u003cp\u003eThis is a tidy way to add a few new accessory feeds without ending up with several inline fuse holders around the battery. The kit also includes a matching negative busbar, which helps keep return wiring organized when you are adding small DC loads close to the battery bank.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eFour fused ATO and ATC branch circuits for accessory distribution at the battery\u003c\/li\u003e\n\u003cli\u003e30A maximum per circuit and 100A maximum per block\u003c\/li\u003e\n\u003cli\u003e32V DC maximum operating voltage, which suits common 12V and 24V boat systems\u003c\/li\u003e\n\u003cli\u003eMounts directly on a 3\/8 in. (M10) battery terminal stud\u003c\/li\u003e\n\u003cli\u003e#8-32 screw terminals with captive star lock washers for branch-circuit connections\u003c\/li\u003e\n\u003cli\u003eInsulating cover meets ABYC and USCG insulation requirements\u003c\/li\u003e\n\u003cli\u003eIgnition protected to ISO 8846 and SAE J1171 for use in gasoline engine compartments\u003c\/li\u003e\n\u003cli\u003eIncludes a 4-circuit negative busbar, write-on labels, and eight nylon insulated ring terminals\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and fit\u003c\/h6\u003e\u003cp\u003eThe battery-terminal layout keeps circuit protection close to the power source, which is useful on smaller boats and refits where there is not much room for a separate fuse panel. Before installation, check that the battery terminal has enough clearance for the fuse block, cover, and wire bends, and confirm that the stud size matches the 3\/8 in. (M10) mounting hole.\u003c\/p\u003e\u003cp\u003eEach branch circuit lands on a screw terminal, so this setup works well when you want a straightforward service point for added electronics, lighting, pumps, or charging outlets. Because it uses standard ATO and ATC blade fuses, each circuit can be protected to match the wire size and the connected load.\u003c\/p\u003e\u003ch6\u003eUse on board\u003c\/h6\u003e\u003cp\u003eThis kit fits boats that need a compact distribution point near the battery rather than a larger panel-mounted fuse block farther away. It is a practical match for tenders, center consoles, small sailboats, and other installations where four protected circuits are enough and clean battery-area wiring matters.\u003c\/p\u003e\u003ch6\u003eWhat's included\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eST-Blade Battery Terminal Mount Fuse Block\u003c\/li\u003e\n\u003cli\u003e4-circuit negative busbar\u003c\/li\u003e\n\u003cli\u003eInsulating cover\u003c\/li\u003e\n\u003cli\u003eWrite-on circuit labels\u003c\/li\u003e\n\u003cli\u003eFour 16-14 AWG nylon insulated ring terminals\u003c\/li\u003e\n\u003cli\u003eFour 12-10 AWG nylon insulated ring terminals\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023140942005,"sku":"QBP395767","price":61.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329949_qbp395767.jpg?v=1780191778"},{"product_id":"qbp355532","title":"Blue Sea Systems ST Blade Split Bus Fuse Block, 12 Circuits, With Ground, ATO\/ATC, 32V DC, 30A per Circuit, 100A Total","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 5032 is a 12-circuit ST-Blade split bus fuse block with two isolated groups of six ATO\/ATC circuits for boats that need both switched and 24-hour feeds in one place. It is rated for up to 32V DC, with a 30A limit per circuit and 100A total capacity, so it fits many 12V and 24V DC branch-circuit layouts when the load plan stays within those ratings.\u003c\/p\u003e\u003cp\u003eThis block includes a negative bus, which helps keep positive and negative terminations together instead of spreading them across multiple connection points. The clear insulating cover keeps the fuse area enclosed, gives you space to label circuits, and stores two spare fuses for quick service.\u003c\/p\u003e\u003cp\u003eIt works well when a boat has grown beyond a few in-line fuses and needs a cleaner distribution point for lights, pumps, electronics, and accessories. The split bus layout is especially useful when one group of circuits stays live while the other group is fed through a switch panel or ignition-controlled supply.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eTwo isolated groups of six ATO\/ATC fuse positions for separate feeds or a mix of switched and always-live circuits\u003c\/li\u003e\n\u003cli\u003e12 fused circuits total, rated up to 30A per circuit and 100A total at 32V DC maximum\u003c\/li\u003e\n\u003cli\u003eScrew terminals accept ring terminals and use #8-32 screws with captive star lock washers\u003c\/li\u003e\n\u003cli\u003ePositive and negative bus studs are #10-32, with mounting sized for #8 screws or M4 hardware\u003c\/li\u003e\n\u003cli\u003eClear insulating cover has label recesses, stores two spare fuses, and satisfies ABYC\/USCG insulation requirements\u003c\/li\u003e\n\u003cli\u003eTin-plated copper buses and fuse clips, plus one-piece stainless flange nuts at the connections\u003c\/li\u003e\n\u003cli\u003ePush-button cover latch makes fuse checks and circuit labeling easier after installation\u003c\/li\u003e\n\u003cli\u003eFuses are sold separately, so each circuit can be matched to the wire and load it protects\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis fuse block makes sense on boats that need a tidy branch-circuit point near the helm, inside a cabin electrical panel, or in an equipment locker. It is a practical match for center consoles, cruisers, sailboats, and workboats where some loads need constant power and others are switched during normal operation.\u003c\/p\u003e\u003cp\u003eFit usually comes down to four things: the number of circuits you need, whether your system is 12V or 24V DC, the current on each branch, and the total current feeding the block. It accepts standard ATO\/ATC blade fuses, so fuse selection stays straightforward when you are matching protection to each connected circuit.\u003c\/p\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eThe split positive bus lets you bring in two separate feeds, or use one source and keep two circuit groups isolated for control and organization. The negative bus keeps return conductors together at the block, which can make new installations cleaner and later troubleshooting less time-consuming.\u003c\/p\u003e\u003cp\u003eRing-terminal connections are well suited to boats that see vibration, and the covered fuse area helps keep the finished install neat and easy to read. Before mounting, confirm wire size, fuse size, expected circuit load, total amperage on the block, and the available mounting space for a protected indoor location.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023140974773,"sku":"QBP355532","price":106.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329954_qbp355532.jpg?v=1780191779"},{"product_id":"qbp218987","title":"Blue Sea Systems ST CLB Circuit Breaker Block Jumper, 5-Pack","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 5049 is a jumper for ST CLB circuit breaker blocks that bridges two adjacent circuits on the block. It is used when a layout calls for tied circuits instead of keeping every breaker position isolated, and it comes in a 5-pack for new installs, panel changes, or keeping spares on board.\u003c\/p\u003e\u003cp\u003eIt fits Blue Sea Systems ST CLB breaker block layouts, including the 6-circuit and 12-circuit versions with or without a negative bus. In those systems, the compatible breaker blocks are used on 32V DC circuits and allow up to 40A per jumped circuit group, so this jumper matters when you are planning how adjacent protected circuits will be combined on the block.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eLinks two adjacent positions on a Blue Sea Systems ST CLB circuit breaker block\u003c\/li\u003e\n\u003cli\u003eFits ST CLB breaker block models 5050, 5051, 5052, and 5054\u003c\/li\u003e\n\u003cli\u003eUsed for jumped circuit group layouts where separate positions need to be tied together on the block\u003c\/li\u003e\n\u003cli\u003eKeeps the connection at the block instead of adding a short external jumper wire\u003c\/li\u003e\n\u003cli\u003eSold as a 5-pack\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis part is not a breaker and not a fuse. It is a connection accessory for ST CLB breaker blocks, so the main fit question is the block family on your boat. If the panel uses another breaker block or another terminal layout, this jumper is not the right piece.\u003c\/p\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eThe jumper mounts across two terminal screws on the breaker block. That keeps the connection easy to inspect later and helps the distribution area stay cleaner than a hand-made wire link, especially in tight helm, cabin, or accessory panel spaces where service access matters.\u003c\/p\u003e\u003ch6\u003eUse cases on board\u003c\/h6\u003e\u003cp\u003eThis is a practical add-on for refits or new builds that use ST CLB blocks for lighting, pumps, electronics, or other DC branch circuits and need adjacent positions tied together. It also suits installers who want a consistent block layout instead of mixing in custom jumpers during the job.\u003c\/p\u003e\u003ch6\u003eWhat’s included\u003c\/h6\u003e\u003cul\u003e\u003cli\u003eFive ST CLB circuit breaker block jumpers\u003c\/li\u003e\u003c\/ul\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023141007541,"sku":"QBP218987","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329957_qbp218987.jpg?v=1780191779"},{"product_id":"qbp372342","title":"Blue Sea Systems Crimpable In-Line AGC\/MDL Fuse Holder, 12-18 AWG, 30A Max","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 5060 is a crimpable in-line fuse holder for AGC and MDL glass fuses in DC circuits on board. It accepts 12 to 18 AWG wire and supports fuse ratings up to 30A, with the fuse selected separately to match the circuit you are protecting.\u003c\/p\u003e\u003cp\u003eThis type of holder is used when you want fuse protection in the wire run for one accessory or branch circuit instead of at a larger fuse block. It suits 12V and 24V systems that use AGC or MDL fuses and is a straightforward fit for lighting, electronics leads, instrument feeds, and other circuits wired in the 12 to 18 AWG range.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eCrimpable in-line holder for AGC and MDL glass fuses\u003c\/li\u003e\n\u003cli\u003eAccepts 12 to 18 AWG wire for smaller DC branch circuits\u003c\/li\u003e\n\u003cli\u003eSupports fuse amperage up to 30A\u003c\/li\u003e\n\u003cli\u003eFuse is sold separately, so the circuit can be protected with the correct amperage for the wire and load\u003c\/li\u003e\n\u003cli\u003eIn-line format lets circuit protection be placed where it makes the most sense in the wiring run\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eCheck that your circuit uses 12 to 18 AWG cable and that the chosen AGC or MDL fuse does not exceed 30A. This holder is a practical option when the rest of the system already uses glass fuses and you need a simple in-line replacement or a new fused lead for one device.\u003c\/p\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eThe in-line crimp format works well when the holder is installed close to the power source or near the start of a branch lead so the protected section of wire stays short. On a boat, that usually means using proper marine crimping practice, securing the wire so vibration does not pull on the holder, and choosing a fuse value that matches both the connected load and the wire size.\u003c\/p\u003e\u003ch6\u003eUse on board\u003c\/h6\u003e\u003cp\u003eThis product is a good fit for boat owners and installers adding a single fused circuit without moving to a multi-circuit fuse block. It also makes sense as a service replacement where an existing AGC or MDL in-line holder has become worn and the rest of the wiring layout is still suitable.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023141073077,"sku":"QBP372342","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329959_qbp372342.jpg?v=1780191780"},{"product_id":"qbp496675","title":"Blue Sea Systems Waterproof In-Line AGC\/MDL Fuse Holder, 12-18 AWG, 30A Max","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 5061 is a waterproof in-line fuse holder for AGC and MDL glass fuses. It accepts 12 to 18 AWG wire and is built for fuse ratings up to 30A, which makes it a practical choice for protecting a single DC circuit in wet areas on board.\u003c\/p\u003e\u003cp\u003eThis holder works well when a circuit needs local overcurrent protection instead of returning to a larger fuse panel. On a boat, that can make sense for accessory wiring behind the helm, under a console, inside a locker, or anywhere a fuse holder may be exposed to spray or damp conditions. The fuse is sold separately, so the final fuse value can be matched to the circuit and wire size being protected.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eFits AGC and MDL glass fuses for straightforward replacement or new installations built around that fuse style.\u003c\/li\u003e\n\u003cli\u003eAccepts 12 to 18 AWG wire, covering many common branch-circuit and accessory wiring runs on board.\u003c\/li\u003e\n\u003cli\u003eSupports fuse ratings up to 30A.\u003c\/li\u003e\n\u003cli\u003eWaterproof in-line design helps protect the fuse connection in wet installation areas.\u003c\/li\u003e\n\u003cli\u003eFuse is not included, allowing the circuit to be matched with the correct amperage fuse for the load and conductor size.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and fit\u003c\/h6\u003e\u003cp\u003eThis fuse holder is intended for circuits that use AGC or MDL glass fuses and wiring in the 12 to 18 AWG range. Before installation, confirm that the wire gauge, expected current draw, and chosen fuse value all line up with the equipment being protected.\u003c\/p\u003e\u003cp\u003eBecause it is an in-line holder, it suits installations where protection needs to sit directly in the circuit run rather than on a panel. That is often useful for electronics, lighting, pumps, and other accessory feeds where a simple sealed holder is easier to place close to the power lead.\u003c\/p\u003e\u003ch6\u003eUse on board\u003c\/h6\u003e\u003cp\u003eThis is a sensible fit for boat owners and installers who need fuse protection on a single accessory circuit in a location that may see moisture. It also makes sense on refits and repairs where an existing AGC or MDL fuse setup needs a holder that is better suited to marine conditions.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023141105845,"sku":"QBP496675","price":14.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329803_qbp496675.jpg?v=1780191781"},{"product_id":"qbp325578","title":"Blue Sea Systems Heavy-Duty In-Line AGC\/MDL Fuse Holder, 32V DC, 30A, 12-18 AWG","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\u003cp\u003eThe Blue Sea Systems 5063 is a heavy duty inline fuse holder for AGC and MDL glass fuses. It accepts 12 to 18 AWG wire and supports fuse ratings up to 30A, which makes it a practical way to protect a single accessory or branch circuit on board.\u003c\/p\u003e\u003cp\u003eThis holder is useful when you want fuse protection in the wire run instead of at a panel. It works well for smaller DC circuits feeding items such as electronics, lighting, instruments, and other accessories where AGC or MDL fusing is already part of the layout.\u003c\/p\u003e\u003cp\u003eThe fuse is sold separately, so the circuit can be matched with the correct amperage for the load and wire size. That is helpful when replacing an existing holder or building a harness where the protection needs to be chosen for a specific device.\u003c\/p\u003e\u003ch6\u003eKey features\u003c\/h6\u003e\u003cul\u003e\n\u003cli\u003eFits AGC and MDL glass fuses\u003c\/li\u003e\n\u003cli\u003eAccepts 12 to 18 AWG wire\u003c\/li\u003e\n\u003cli\u003eSupports fuse ratings up to 30A\u003c\/li\u003e\n\u003cli\u003eInline format for protecting a single circuit within the wiring run\u003c\/li\u003e\n\u003cli\u003eFuse is sold separately so the final amperage can be matched to the application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch6\u003eInstallation and setup\u003c\/h6\u003e\u003cp\u003eThis fuse holder makes sense where the fuse needs to sit close to the power takeoff or near the device being protected. Before installing, confirm that the circuit uses an AGC or MDL fuse and that the conductor size falls within the 12 to 18 AWG range.\u003c\/p\u003e\u003cp\u003eOn boats, inline holders like this are often used during harness repairs, accessory additions, and branch circuit upgrades where a fuse block would add unnecessary bulk. It is a good match for installers who want a straightforward service point that can be opened and checked without reworking the rest of the wiring.\u003c\/p\u003e\u003ch6\u003eCompatibility and fit\u003c\/h6\u003e\u003cp\u003eThis part is for circuits built around AGC or MDL fuse formats, so it is most useful as a direct replacement for the same fuse style or in a new run where that fuse family is already specified. It is not a universal holder for blade fuses or larger high-amperage fuse types.\u003c\/p\u003e\u003cp\u003eFor buyers comparing options, this holder suits smaller protected circuits rather than main feeds or high-draw equipment. It fits best in electrical systems where space is limited and the goal is to add dedicated overcurrent protection without moving to a full fuse panel.\u003c\/p\u003e","brand":"Blue Sea Systems","offers":[{"title":"Default Title","offer_id":52023141138613,"sku":"QBP325578","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1329848_qbp325578.jpg?v=1780191781"}],"url":"https:\/\/www.qualityboatparts.com\/collections\/circuit-protection.oembed?page=11","provider":"Quality Boat Parts","version":"1.0","type":"link"}