Compatible with HELIX 5/7/8/9/10/12/15(CURRENT) Compatible with HELIX 300 Series, 500 Series, 700 Series, 800 Series, 900 Series, 1100 Series 720101-1 9M SIDB Y 9-Pin Side Imaging Dual Beam Splitter Cable It is specifically designed for fish finders utilizing 455kHz and 800kHz frequencies, compatible with all Side Imaging or Down Imaging products, except APEX, SOLIX or ONIX The 9-pin connector, plug-and-play, Y-type cable can connect two transducers to one unit without the need for transducer switches, making it easy to set up and integrate your fish finder Material: 720101-1 cable Constructed with a high-quality copper core Replacement for Humminbird 720101-1 9 M SIDB Y 9-Pin Side Imaging Dual Beam Splitter Cable, for HELIX 5/7/8/9/10/12/15(CURRENT) 300 700 800 900 Series