GT21-TH Stainless Steel Thru-Hull DownVü Transducer
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This thru-hull transducer provides ultra-clear sonar pictures of objects, structure and fish that pass below your boat. This traditional sonar and CHIRP DownVü transducer is optimized for depth performance and rough conditions.
The CHIRP DownVü element has a power rating of 500W and operating frequencies of 260/455kHz. The traditional sonar has a power rating of 600W and operating frequencies of 50/200kHz. It includes a built-in fast-response temperature sensor. For hull deadrises less than 25°.
GT21-TH includes an 8-pin transducer with stainless steel stem, fairing block, isolation plate and bushings, mounting hardware and installation instructions. For use with GSD 24 or for GSD 22, 4X1S, 5X1S, 5X6S, 7X0S with Eight Pin to Six Pin Adapter.
- Type: Thru-hull with fairing block
- Frequency Range: Trad 50/200kHz, DownVü CHIRP 245-275kHz, 445-465kHz
- Beamwidth: Trad 40°/10°, Down 2.0° x 51° @260kHz, 1.4° x 29° @455kHz
- Transmit Power: Trad 600W, Down 500W (RMS)
- Maximum Depth: Trad: 1,500'; Down: 1,000'
- Maximum Hull Deadrise: Up to 25° deadrise
- Connector: 8-pin
- Cable Length: 30'
