ATV Winch Relay Contactor Winch Solenoid Relay Contactor 12V 250A Rocker Switch Thumb 1500-5000lbs Winch With 6 Protecting Caps | Fit For ATV UTV Boat 4x4 Vehicles | Winch Wiring Diagram The black and green wires on the thumb switch of the winch rocker arm are connected to the wires on the solenoid valve. Buying Guide Key factors to consider when choosing a solenoid relay for an ATV/UTV winch: Current rating: Match the solenoid's amperage to your winch's peak draw. Common ratings are 250A and 500A; choose the rating that best fits your winching workload. Voltage: Ensure the unit is designed for 12V systems, the standard on most ATVs and UTVs And we have matched the detailed instructions. Warn Winch Remote WATERWICH 12V 250A Winch Solenoid Relay Replacement Contactor [After-Sales Service] - If the product breaks down or has other problems, you can contact us at any time, and we will solve the problem for you within 12 hours. You can operate according to the instructions above, which will save more time. Relay Size - approx 4.33″ x 1.57″ x 2.76″ (110mm x 60mm x70mm),Winch Solenoid easy to control and easy to operate, it reverses the polarity of the winch motor to A to control the position of the switch Directly replace the UTV ATV winch solenoid valve relay contactor switch 12V 250 AMP. [Installation Guide] - Easy to install. [High Quality] - made of strong weathering steel and black powder coating, with super durability.