Trailer Wiring Connector; 5 Way Flat; Vehicle Side and Trailer Side With 72 Inch Wire

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. Attractive point of purchase packaging. Features & Benefits Fifth Wire Added For Surge Brake Lockout Or Backup Light Circuit On Today's Newer Trailers 7.5 Ampere Maximum Per Circuit Made In USA Easy To Use