Echonautics - 1kW 85-135kHz medium CHIRP Tilted Element Bronze TH Transducer
Got questions? Ask an expert!
Know someone who needs this?
Share it with your crew or mechanic.
High-Performance CHIRP Transducer for Enhanced Marine Navigation
The Echonautics BT87M1KW is a powerful 1kW medium CHIRP transducer designed for exceptional shallow-water performance and superior bottom detail. Engineered for high-speed applications, its low-profile thru-hull design minimizes drag, making it ideal for serious anglers and professional marine operators. The transducer’s narrow beam width ensures precise detection of fish and underwater structures, delivering clear and accurate sonar returns.
Advanced CHIRP Technology for Unmatched Clarity
Operating within an 85-135kHz frequency range, this CHIRP transducer provides enhanced target separation and depth penetration. The medium CHIRP capability enables improved resolution, making it easier to identify fish near reefs, wrecks, and other complex underwater environments.
Robust and Durable Construction
Built with a sturdy bronze housing, the Echonautics BT87M1KW is designed to withstand harsh marine conditions. The acoustic window is made of urethane, ensuring reliable signal transmission while maintaining durability against prolonged water exposure.
Optimized for Various Hull Configurations
The 0° tilted element version is optimized for boats with a hull dead rise between 0° and 7°, allowing for efficient installation and accurate sonar readings.
Technical Specifications
- Function: Depth and temperature measurement
- Frequency: CHIRP 85–135 kHz
- Tilt/Dead rise: 0° tilted version, suitable for hulls with 0° to 7° dead rise
- Material: Bronze housing
- RMS Power: 1 kW
- Hole Diameter: 87.6 mm (3.45")
- Cable Length: 9 m (30 ft)
- Temperature Sensor: NTC
- Acoustic Window: Urethane
Product Dimensions
- Hole Diameter: 87.6 mm (3.45")
- Cable Length: 9 m (30 ft)
Available Variations
- BT87M1KW-00: 0° Tilt
- BT87M1KW-12: 12° Tilt
- BT87M1KW-18: 18° Tilt
Key Highlights
- High-performance 1kW CHIRP transducer for superior sonar clarity
- Narrow beam width for precise fish targeting near structures
- Low-profile thru-hull design minimizes drag and enhances speed performance
- Sturdy bronze construction for durability in marine environments
- Available in multiple tilt angles for optimal hull compatibility
Designed for serious anglers and marine professionals, the Echonautics BT87M1KW delivers precision, durability, and exceptional underwater imaging, making it an excellent choice for advanced marine navigation and fishing applications.
Shipping
We ship worldwide from the United States. Rates are calculated at checkout based on destination and package weight. Some items include free shipping, which will show automatically. Not every product is eligible for international shipping; checkout will confirm eligibility. We do not ship to PO Boxes except through USPS, and not all packages qualify.
Processing and dispatch
Most orders are verified, packed, and handed to the carrier within 1 to 2 business days. Some products may need extra handling time or ship directly from the manufacturer. For certain international orders, inventory transfers between warehouses may add time. If any delay is expected, we will let you know the dispatch date.
Delivery and tracking
Deliveries are handled by trusted carriers such as USPS, UPS, FedEx, and DHL. Estimated arrival times appear at checkout and depend on your location and the service you choose. These are estimates and can be affected by customs or carrier disruptions. A shipping confirmation with a tracking link is emailed when your order ships, and tracking may take up to 24 hours to update. You can also view tracking in your account.
Duties, taxes, and support
International customers are responsible for any customs duties, taxes, and fees charged by the destination country. If these charges are refused and a shipment returns to us, the carrier’s return cost and any re-entry customs fees will be deducted from the refund. If your order is late or you need help, contact cs@qualityboatparts.com and we will assist you.
Quality Boat Parts is a reseller. Many items include a manufacturer’s warranty, and all warranty service is handled directly by the manufacturer. We do not manage or administer warranty claims on behalf of customers.
Warranty terms, coverage, and duration are set by each manufacturer. Issues involving defects, repairs, or replacements must be addressed with the manufacturer’s support team. When available, the warranty period is listed on the product page. If it is not shown, contact us or the manufacturer for details before purchasing.
To start a claim, the customer must contact the manufacturer and follow their process. Keep your proof of purchase and original packaging, and register the product if the manufacturer requires it, as these are often needed for warranty service.
We are happy to help you find the right contact or documentation, but we cannot decide outcomes or intervene in claim resolutions. For guidance, email cs@qualityboatparts.com.
