Garmin GT51M-TH (THRU-HULL MOUNT)
Garmin GT51M-TH - Stainless Steel Thru-Hull DownVu, SideVu 500 W (CHIRP 260/455 kHz) Traditional 600 W (Mid-band CHIRP 80-160 kHz) Transducer with Temp (12-Pin)
This 3 in one transducer provides clear sonar pictures of objects, structure and fish. Use your unit in SideVu, DownVu or traditional chirp display. Includes temp sensor.
GT51M-TH includes a 12-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. With the SS construction and isolating capability this would be ideal for use on aluminium hulls.
Refer to Manual