Tow Ready 118215 Trailer Wiring Connector Kit
Fifth Wire Added For Surge Brake Lockout Or Backup Light Circuit On Today’s Newer Trailers 7.5 Amperes Maximum Per Circuit Limited 1 Year Warranty
Specifications
End Type - 5-Way Flat
Used on marine trailers with surge couplers. Similar to 4 Way flat wiring. Fifth wire is hooked up to back-up lights circuit to disengage trailer brakes when reversing