AIRMAR® B258 Thru-Hull Transducer
The AIRMAR® B258 is a 1 kW thru-hull transducer operating at dual frequencies of 50/200 kHz, designed for optimal deep-water performance and bottom definition. It is installed on fishing vessels to enhance sonar capabilities for locating fish.
Compatibility & Applications
- Pairs with Garmin multifunction displays using an 8-pin connector.
- Mounts on vessels with hull thickness of 40 mm to 41 mm.
- Fits fishing boats seeking improved sonar for deep-water fishing.
- Replaces AIRMAR B260 and B265 transducers without modifications.
- Integrates with NMEA 2000 for advanced network connectivity.
- Wires to 12V DC systems for power supply.
The unit provides reliable bottom tracking and fish detection capabilities at depths up to 2,200 ft, making it essential for serious anglers. Its robust bronze construction ensures durability and corrosion resistance in marine environments, outperforming generic transducers in deep-water applications.







