Garmin GT15M-TM Transom Mount Mid-Band Chirp Transducer, Garmin, Mfr#: 010-12402-10

GT15M-TM transducer is perfect for fishermen who want clear bottom definition under the boat as well as crisp, clear and wide fish arches with excellent target separation to depth up to 1,900 feet. The 8-pin transducer features mid-band CHIRP traditional sonar (85-165 kHz) and has a power rating of 600 W.