GARMIN Garmin GT51M-THP Stainless Steel Thru-Hull Pair DownVü/SideVü 500 W
The GARMIN GT51M-THP is a stainless steel thru-hull transducer designed for DownVü and SideVü scanning sonar, operating at CHIRP frequencies of 260/455 kHz. This unit is intended for installation on boats requiring advanced sonar technology for enhanced underwater imaging.
Compatibility & Applications
- Mounts on vessels with a hull thickness of 0.5 to 2.5 inches.
- Pairs with GARMIN chartplotters for real-time sonar imaging.
- Replaces older GARMIN transducers for improved sonar performance.
- Integrates with NMEA 2000 networks for advanced data sharing.
- Fits fishing boats and recreational vessels over 20 ft in length.
- Wires to 12V DC systems for seamless power integration.
This transducer enhances underwater visibility and detail, making it a robust solution for serious anglers and marine enthusiasts. It is designed for installation in the hull, providing superior scanning capabilities compared to generic transducers, which often lack the same level of durability and performance.







