GARMIN Airmar B75 Bronze Thru-Hull Mount Transducer
The GARMIN Airmar B75 is a bronze thru-hull mount transducer designed for depth and temperature measurement with a 20° tilt and operates within a frequency range of 130-210 kHz. It is installed on marine vessels to provide accurate depth readings and temperature data.
Compatibility & Applications
- Mounts on vessels with a suitable hull thickness for thru-hull installation.
- Pairs with GARMIN chartplotters and fish finders for enhanced functionality.
- Fits various motorboats and yachts requiring depth and temperature readings.
- Replaces older Airmar models without requiring additional modifications.
- Integrates with NMEA 2000 systems for seamless data sharing.
- Compatible with vessels ranging from 20 to 40 feet in length.
- Wires to existing 8-pin connectors for easy installation.
The unit is designed for reliable performance in marine environments, providing critical depth and temperature information. It serves as a drop-in replacement for older bronze transducers, ensuring compatibility with existing installations on sportfishing boats and larger yachts.







