Humminbird Portable tranducer XPT 9 20 T

Which transducer for which Humminbird Fishfinder? Look in the manual of the Humminbird unit at the transducer specifications and use that information as a search argument. T stands for temperature sensor. Suction cup mount for flexible placement on the boat. Mirror mount or side of boat on a smooth surface. Strong suction cup holds transducer only at slow speed. 

• Compatible with: All HELIX Series except non-CHIRP DI models, Matrix 10, 12, 15, 17, 20, 27, 67, 77, 87, 97, All 100 and 300 Series except DI, All 500 Series except DI, All 600 Series except DI, All 700 Series except DI, All 800 Series except DI, All 900 Series except DI, 3D models, All 1100 Series except DI, and HDR650 to the maximum capability of the transducer.
• Cable Length: 20 Feet
• 1-Year Limited Warranty