Garmin GT21-TM Transducer

Perfect for coastal and offshore fishermen, the GARMIN GT21-TM transom mount transducer delivers high-definition views of fish and structure. It combines a powerful 600W traditional sonar with a 500W CHIRP ClearVü scanning sonar, providing exceptionally crisp fish arches and superior target separation. Reach impressive depths of 1.500 ft with traditional sonar and 1.000 ft with ClearVü. This 8-pin unit also features a built-in, fast-response temperature sensor and includes a 30 ft. cable and all mounting hardware for a complete installation