Humminbird XI 9 1521 Dual Spectrum Ice Transducer 137-7102731
Gain a view under the ice with this Dual Spectrum CHIRP ice transducer and float. Suitable for converting compatible open water HELIX models for use on ice, or as a replacement for ICE HELIX models with CHIRP sonar.
This transducer operates at 130-250 kHz and offers both 15° and 21° cone angles.
Compatible with all ICE HELIX G2/G2N models and newer, as well as HELIX 5/7/8/9/10 G2/G2N and newer models utilizing Ice Fishing mode.