This is our hand control switch harness converter that provides two solid state latching relay functions. Required when installing our momentary push button controls for hi/lo or kill switch function.
HSC-WP166 base unit used in custom applications for direct hardwire. All others are direct plug in with the stock HD harness.
NOTE: 2011 and later Softails and 2012 and later Dyna models are not compatible with HHI controls.