GARMIN GT20-TM 8-Pin Tilted Downview Transducer
The GARMIN GT20-TM is an 8-pin tilted downview transducer with a 16-degree beam angle for precise underwater imaging. It enhances sonar capabilities on a variety of marine vessels, allowing for detailed underwater visibility.
Compatibility & Applications
- Fits GARMIN chartplotters with 8-pin transducer ports.
- Mounts on transom or hull for optimal sonar performance.
- Pairs with GARMIN echoMAP and GPSMAP series for enhanced imaging.
- Replaces older GARMIN transducers with similar specifications.
- Integrates into marine NMEA 2000 networks for expanded functionality.
- Pairs with 18–30 ft center console and sportfish vessels for effective underwater imaging.
The unit provides high-resolution down imaging for improved underwater visibility and is a direct replacement for older GARMIN models, ensuring ease of installation in existing transducer mounts. Its compatibility with NMEA 2000 networks differentiates it from generic equivalents, enabling advanced data sharing across systems.







