Garmin Bronze Thru-hull Transducer with Depth & Temperature (20° tilt. 8-pin) - Airmar B75H The bronze thru-hull mount transducer is designed to allow both traditional and spread spectrum scanning when used with a compatible sonar. A 600 W transducer with 8 pins, it has a depth of 800 ft; an operating frequency of 130-210 kHz; a beamwidth of 15/9 degrees; and a 16 to 24 degree deadrise. Transducer kit comes with installation instructions. Follow the instructions carefully to avoid damaging your boat. | 
