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

BlueChart® g3 Vision® HD - VUS009R - Jacksonville - Key West - microSD™/SD™

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

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