This bronze thru-hull mount transducer works well in deep water.
A popular narrow beam, this 8-pin 1 kW transducer has a depth of 1,800 to 2,500 ft; an operating frequency of 50 to 200 kHz; a beamwidth of 19 to 6 degrees; and a 0 to 20 degree deadrise.
Transducer kit comes with installation instructions. Follow the instructions carefully to avoid damaging your boat.
When using with a 6-pin Garmin sounder, transducer adapter cable part number 010-11612-00 is required.