GARMIN Airmar B75M Thru-Hull Transducer
The GARMIN Airmar B75M is a 600W thru-hull transducer constructed from bronze, designed for depth and temperature readings with a frequency range of 80-130 kHz. It is installed in marine vessels to provide accurate underwater data for navigation and fishing.
Compatibility & Applications
- Fits vessels requiring a thru-hull transducer for accurate depth and temperature measurements.
- Pairs with GARMIN chartplotters and sounders for integrated navigation solutions.
- Mounts in hulls with a 20-degree tilt for optimal sonar performance.
- Replaces older Airmar models without requiring significant modifications.
- Integrates with NMEA 2000 networks for enhanced data sharing.
- Supports installation on sportfishing boats and yachts ranging from 25 to 40 feet.
The unit is designed for straightforward installation in fiberglass or wood hulls, ensuring precise depth and temperature readings. Its bronze construction enhances durability against marine corrosion, distinguishing it from standard plastic alternatives.







