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Huge Savings Garmin Gt21-th S/s Thru-hull Clearv Chirp, 600w 50/200khz Traditional, 500w 260 455 Clearv Chirp [010-01962-10] Save 90% Now [IR7tG3fF]

$67.99 $217.99 -69%

Garmin GT21-TH S/S Thru-Hull TransducerThe Garmin GT21-TH S/S Thru-Hull Transducer is a top-tier choice for coastal and offshore fishermen seeking superior sonar performance. This advanced transducer offers both traditional sonar and CHIRP ClearVü sc

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Huge Savings Garmin Gt21-th S/s Thru-hull Clearv Chirp, 600w 50/200khz Traditional, 500w 260 455 Clearv Chirp [010-01962-10] Save 90% Now [IR7tG3fF]

Garmin GT21-TH S/S Thru-Hull Transducer

The Garmin GT21-TH S/S Thru-Hull Transducer is a top-tier choice for coastal and offshore fishermen seeking superior sonar performance. This advanced transducer offers both traditional sonar and CHIRP ClearVü scanning sonar capabilities, ensuring you get a comprehensive view of the underwater environment. Its stainless steel stem provides durability and reliability, making it a perfect fit for any boat.

The Garmin GT21-TH stands out for its dual sonar technology, combining the power of traditional sonar with the clarity of CHIRP ClearVü scanning sonar. The CHIRP ClearVü element boasts a power rating of 500 W and operates at frequencies of 260/455 kHz, while the traditional sonar offers 600 W of power at 50/200 kHz. This combination provides crystal-clear fish arches and excellent target separation, allowing you to identify and track fish with ease. Additionally, the built-in fast-response temperature sensor adds another layer of valuable data to your fishing experience.

  • Superior Sonar Performance: The Garmin GT21-TH delivers unparalleled clarity and accuracy, ensuring you never miss a fish.
  • Stainless Steel Stem: The durable stainless steel stem is designed to withstand harsh marine conditions, providing long-lasting performance.

Comprehensive Specifications and Benefits

The Garmin GT21-TH is packed with features that make it a valuable addition to any fishing boat. It comes with an 8-pin transducer, a fairing block, an isolation plate, and bushings, as well as mounting hardware and installation instructions. The 30' cable length ensures flexibility in installation, while the thru-hull mounting style offers a secure fit.

With the Garmin GT21-TH, you can expect a variety of practical benefits that enhance your fishing experience. The transducer is designed for hull deadrises less than 25 degrees, making it versatile for a wide range of boats. The comprehensive installation package ensures a smooth and trouble-free setup, allowing you to focus on what you do best—fishing.

  • Complete Installation Package: The GT21-TH comes with everything you need for a seamless installation, including detailed instructions.
  • Thru-Hull Mounting: The thru-hull design provides a secure and stable mounting solution for optimal performance.

What Our Customers Say

February 8, 2026

Absolutely no complaints!

This is a very capable and reliable device. Very pleased.

- Myles X..

February 8, 2026

Absolutely no complaints!

It's a very refined and capable device. I recommend it.

- Paxton V..

February 8, 2026

Absolutely no complaints!

It's a very reliable and hardworking device.

- Celeste I..

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