7 Pin Wiring Harness | etrailer Install this splice-in 7-way, RV-style trailer connector on your vehicle with a multiplex or PWM wiring system. ModuLite draws power directly from the battery to avoid overloading your vehicle's overloading vehicle's electrical system Works with 2-wire, 3-wire, PWM, and multiplex wiring systems Includes harness with 4-pin connection point for plugging in a brake controller wiring adapter (sold Amazon: 7 pin rv wiring harness HQRP 7-Way RV Trailer Camper Truck Plug Cord w/ 7-Pole Wiring Junction Box / 7-Pin Inline Harness Cable Blade Wire Connector Towing Wiring Connect Kit - 6ft, Weatherproof and Corrosion Resistant. by HQRP. $13 $ 13. 95. $17 shipping.
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