1、Suitable for all 12 volt ATV / UTV winch systems that use electromagnetically operated contactors/relays: 4x4 vehicles, ATV, UTV, SUV and most brands of recovery winches, others such as 12 volt trailers, hydraulic pumps, lifts, etc. 2、Made of strong weathering steel and powder‑coated black surface for long‑lasting durability. 3、The package includes switches, wiring harnesses and mounting hardware. Just replace it directly, reconnect the new electromagnetic relay contactor switch and fix it. 4、Easy to install, it is an excellent choice for replacing damaged contact switches, practical winch accessories. 5、The cable length is 2.5m/8.2ft, which is sufficient for daily use, and the power range of the winch is 1,499.1 lbs to 4,982.4 lbs.