Rigid SR-Series Pro / E-Series Pro Wiring Harness The Rigid SR-Series Pro and E-Series Pro LED Light Bars wiring harness is primed for connecting a solitary 10 to 50 wide SR-Series Pro light bar or a 10 to 30 wide E-Series Pro light bar. Designed for seamless integration with your vehicle's 12V electrical system, this harness ensures smooth and efficient functioning of your LED light bars. Features: 11' wiring harness length Battery terminal connections on one end Deutsch connector on opposing end Inline fuse holds, 12V relay and waterproof switch included Connects a single 10-50 wide SR-Series Pro light bar or 10-30 wide E-Series Pro light bar