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Experience Garmin Gt21-th Thru Hull Downvu Transducer Best Choice [tUV1uY60]

$60.99 $195.99 -69%

Garmin GT21-TH Thru Hull Transducer: Unmatched Sonar Experience The Garmin GT21-TH Thru Hull Transducer is a must-have for coastal and offshore anglers seeking exceptional sonar performance. This advanced transducer offers a combination of traditiona

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Garmin GT21-TH Thru Hull Transducer: Unmatched Sonar Experience

The Garmin GT21-TH Thru Hull Transducer is a must-have for coastal and offshore anglers seeking exceptional sonar performance. This advanced transducer offers a combination of traditional sonar and CHIRP ClearVü scanning sonar, providing crystal-clear images and superior target separation. With its stainless steel stem and robust construction, it ensures consistent performance in challenging water conditions. Experience the precision and clarity that Garmin's cutting-edge technology brings to your fishing adventures.

Powerful Sonar and Technical Specifications

The Garmin GT21-TH features a traditional sonar with a power rating of 600 W and operating frequencies of 50/200 kHz, delivering a maximum depth of 1,500 ft. Its CHIRP ClearVü scanning sonar, powered at 500 W with frequencies of 260/455 kHz, offers stunning clarity and a 1,000 ft. maximum depth. This transducer is also equipped with a built-in fast-response temperature sensor, allowing you to monitor water temperature with precision. The 8-pin transducer is designed for hull deadrises less than 25 degrees, ensuring compatibility with a wide range of boats.
  • Traditional sonar: 50/200 kHz, 600 W
  • ClearVü CHIRP: 260/455 kHz, 500 W
  • Maximum depth: 1,500 ft (traditional), 1,000 ft (ClearVü)

Enhance Your Fishing Experience with Garmin GT21-TH

Whether you are targeting big game fish in offshore waters or exploring the depths of your local coastal waters, the Garmin GT21-TH Thru Hull Transducer is your ideal companion. Its clear and crisp fish arches, combined with superior target separation and detailed structure definition, help you identify fish and underwater features with ease. This transducer is also easy to install, thanks to its comprehensive package that includes an 8-pin transducer, fairing block, isolation plate and bushings, mounting hardware, and detailed installation instructions.
  • Perfect for coastal and offshore fishing
  • Superior sonar performance for target separation
  • Easy installation with included hardware and instructions
Upgrade your fishing equipment with the Garmin GT21-TH and elevate your fishing experience to new heights.

What Our Customers Say

December 31, 2025

Absolutely no complaints!

The engineering on this is truly first-class.

- Kenji P..

December 31, 2025

Absolutely no complaints!

This is a really nice and a very, very solid tool.

- Elfed E..

December 31, 2025

Absolutely no complaints!

This is a very good and a very, very solid tool.

- Elfed T..

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