The Garmin GT23M-TH Stainless Steel Thru-Hull Transducer is perfect for offshore and coastal fishermen who want CHIRP traditional sonar and CHIRP DownV scanning sonar. This transom mount transducer consistently displays crisp and clear fish arches with superior target separation as well as clear definition of structure below the boat.

The GT23M-TH 8-pin transducer features mid-band CHIRP traditional sonar (80-160 kHz) and has a power rating of 600 W. The CHIRP DownV (260/455 kHz) rating of 500 W.

For installation, follow the included instructions carefully to avoid damaging your boat.