Garmin GT21-TH

Perfect for coastal and offshore fishermen who want traditional sonar and CHIRP ClearVü scanning sonar with a stainless steel stem, this thru-hull mount transducer consistently displays clear and crisp fish arches with superior target separation as well as clear definition of structure below the boat.The CHIRP ClearVü element has a power rating of 500 W and operating frequencies of 260/455 kHz. The traditional sonar has a power rating of 600 W and operating frequencies of 50/200 kHz. It includes a built-in fast-response temperature sensor. For hull deadrises less than 25 degrees.GT21-TH includes an 8-pin transducer with stainless steel stem, fairing block, isolation plate and bushings, mounting hardware and installation instructions. Follow the instructions carefully to avoid damaging your boat.


Specifications:

General:
- Frequency: Traditional 50/200; ClearVü CHIRP 260 kHz (245-275 kHz) & 455 kHz (445-465 kHz)
- Power: Traditional 600 W; ClearVü 500 W
- Beamwidth: Traditional (40/10); ClearVü (2.0 @ 260 kHz) & (1.4 @ 455 kHz)
- Maximum depth: Traditional: 1,500 ft.; ClearVü: 1,000 ft.
- Depth/Speed/Temperature: Depth and Temperature
- Number of pins: 8-pin
- Cable length: 30 ft.
- Supported deadrise/Transom angles: Up to 25° deadrise

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