Garmin B175L Bronze 20 Degree Thru-Hull Transducer - 1kW, 8-Pin [010-11938-22] Cartography | Garmin BlueChart Vision The i40 series is simple

The i40 series is simple to operate thanks to the use of just three control buttons

Robust Single Diaphragm Design

then screw the antenna to the mounting bracket - that's all there is to it

*Requires addition of a 12V or 24V Constant Running Variable Pump

Garmin B175L Bronze 20 Degree Thru-Hull Transducer - 1kW, 8-Pin [010-11938-22] Cartography | Garmin BlueChart Vision The i40 series is simpleAirmar B175L w 20 Tilt 1kW Flush mounted bronze housing protrudes less than 1 4" outside hull and can sit on trailer rollers bunks without damage. Tilted element inside the transducer accommodates all hull deadrises and eliminates the need for a fairing block. Low, medium, and high frequency versions provide maximum flexibility for the choice of frequencies. Excellent for fiberglass and wood hulls. Max Depth 3,000' Suppoarted Deadrise Transom Angles