Humminbird plastic thru hull transducer XFM 9 20

Due to the hull mounting, flat bottom suitable for trailerable boats.

Compatible with: All HELIX Series except non-CHIRP DI models, Matrix 10, 12, 15, 17, 20, 27, 67, 77, 87, 97, all PiranhaMAX except, 240, 165, 175, 176i, 195c, 196ci, 197c, 197c DI, PiranhaMAX 4, PiranhaMAX 4 DI, all 100 and 300 Series except DI, all 500/600/700/800/900/1100 series DI, 3D models and HDR650.