Garmin P319 Plastic Thru-Hull Depth/Temp - 8 Pin [010-10194-21]Airmar P319 200 50kHz Plastic Thru hull Transducer (8 pin) 010 10194 21 This plastic thru hull mount transducer performs well at high speeds. An excellent choice for fiberglass and metal hulls, this 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 12 degrees; and a 0 to 7 degree deadrise. Transducer kit comes with installation instructions. Follow the instructions carefully to avoid