Raymarine B175L Bronze Low Profile Thru Hull 20 degree Tilted Element Transducer - 1kW - A80048B175L Bronze Low Profile Thru Hull 20 Tilted Element Transducer 1kW Features Material: Bronze For use with CP450C or CP470 Chirp Sonar Module Power (RMS): 1Kw Max Depth(ft): 2,500 Frequency (khZ): 40 60 Beam Width(L H): 32 21 Records: Depth Temperature Approved Hull Material: Fiberglass Wood Cable Length (Ft M): 33ft 10M Supported Deadrise Transom Angles: 16 24 Deadrise Note: Using a Single B175 or B75 requires the A80328 Single Operation Cable