Garmin P66 600W Transom Mount 50/200kHz - 8 Pin [010-10192-21]Airmar P66 200 50kHz Plastic Transom Mount Transducer (8 pin) 010 10192 21 This plastic transducer is the only offshore transom mount to provide depth, speed and temperature in 1 package. The 8 pin 600 W transducer has a depth of 800 to 1,200 ft; an operating frequency of 50 to 200 kHz; a beamwidth of 45 to 11 degrees; and mounts on a 2 to 20 degree transom. Transducer kit comes with installation instructions. Follow the instructions carefully to