Garmin GT21-TH Thru Hull
Downvu Transducer
Model: 010-01962-10UPC: 753759152833
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°x51° @ 260 kHz and 1.4°x29° @ 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 |
What's in the Box:
- 8-pin transducer
- fairing block
- isolation plate and bushing
- Mounting hardware
- installation instructions