Garmin Airmar R109LHW 2kW 38-75kHz 150-250kHz Thru-Hull Transducer [010-12182-20] Brand_Marine Formula by DeBond Corporation This ensures that the beam

This ensures that the beam is vertically oriented to receive echoes

and Battery Type indication

Unique PowerAssist feature - The MultiPlus will prevent overload of a limited AC source

163°F Fixed Heat Detector

Improved pressure-tight torx screws

Garmin Airmar R109LHW 2kW 38-75kHz 150-250kHz Thru-Hull Transducer [010-12182-20] Brand_Marine Formula by DeBond Corporation This ensures that the beamAirmar R109LHW 2kW 38 75kHz & 150 250kHz Thru Hull Transducer This plastic thru hull mount transducer uses the low frequencies for deep water performance and high wide frequencies for shallow water performance. A 2 kW in a slightly smaller package, this bare wire transducer has a depth of 8,000 feet; an operating frequency of 38 to 75 kHz and 150 to 250 kHz; a beamwidth of 9x23 degrees or a constant 25 degrees; and a 0 to 25 degree deadrise.