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Garmin GT21-TH Transducer (010-01962-10)

GARMIN

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Garmin GT21-TH Transducer (010-01962-10)

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.

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General

TRANSDUCER FREQUENCY Traditional 50/200; ClearVü CHIRP 260 kHz (245-275 kHz) & 455 kHz (445-465 kHz)
TRANSDUCER POWER Traditional 600 W; ClearVü 500 W
TRANSDUCER BEAMWIDTH Traditional: 40°/10° ClearVü: 2.0°x51° @ 260 kHz and 1.4°x29° @ 455 kHz
TRANSDUCER MAXIMUM DEPTH Traditional: 1,500 ft.; ClearVü: 1,000 ft.
TRANSDUCER CABLE LENGTH 30 ft.
TRANSDUCER DEPTH/SPEED/TEMPERATURE Depth and Temperature
TRANSDUCER NUMBER OF PINS 8-pin
TRANSDUCER SUPPORTED DEADRISE/TRANSOM ANGLES Up to 25° deadrise
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