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This through-hull mount transducer provides extremely clear sonar images of objects, structures and fish below your vessel. This traditional sonar and CHIRP DownVü transducer is optimised for maximum performance at greater depths and in heavy seas.
The CHIRP DownVü element has a power rating of 500 W and operating frequencies of 260/455 kHz. The traditional sounder 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 strut angles of less than 25 degrees.
GT21-TH includes an 8-pin transducer with stainless steel stem, fairing block, bushings and isolation plate, mounting components and installation instructions. Follow the instructions carefully to avoid damage to the boat.