Garmin AIRMAR® B75M

This bronze thru-hull mount transducer is designed to allow both traditional and spread spectrum scanning when used with a compatible sonar like the GSDT 26. A 600 W transducer with 8 pins, it has a depth of 900 ft| an operating frequency of 80-130 kHz| a beamwidth of 24/16 degrees| and a 8 to 15 degree deadrise. Transducer kit comes with installation instructions. Follow the instructions carefully to avoid damaging your boat.