KanSmart 12V 250A Winch Solenoid Relay & Rocker Switch Kit — Black Powder-Coated, Weather-Resistant for 3,000–5,000 lb ATVs/UTVs

KanSmart 12V 250A Winch Solenoid Relay & Switch is a direct-fit replacement contactor and rocker switch kit that restores winch control for ATVs, UTVs and utility vehicles rated roughly 3,000–5,000 lbs.

If your vehicle’s winch no longer engages, smokes, or the switch feels loose, this KanSmart kit combines a heavy-duty 250-amp 12V solenoid contactor with a pre-assembled rocker switch to get you back to reliable recovery performance. Built from powder-coated steel with weather-resistant construction, the unit is tested before shipping and supplied with protective caps, installation instructions, and a one-year warranty.

Will this relay and switch fit my ATV or UTV winch?

This KanSmart kit is designed to replace most 12V, 250A winch solenoids across a wide range of brands and models. It lists common OEM references and works as a compatible substitute for many factory and aftermarket winch systems used on Jeeps, SUVs, ATVs, UTVs and light utility vehicles.

• Voltage: 12V; Rated current: 250A for heavy switching.
• Compatible with many OEM references such as 63070, 62135, 74900 and others.
• Fits make/models from WARN, RAMSEY, SUPERWINCH, SMITTYBILT, Polaris and more.
• Also usable for 12V trailer accessories, hydraulic pumps and lift jacks.

How difficult is installation and what’s included?

KanSmart supplies a mostly pre-assembled relay and a ready-to-install rocker switch, plus detailed instructions to simplify replacement. The updated kit reduces required assembly so you can complete the swap with basic tools and a bit of wiring familiarity.

• Package includes solenoid relay, rocker switch, six protective terminal caps and instructions.
• Pre-assembled switch parts minimize assembly time—follow the wiring diagram supplied.
• Basic tools and safe battery-disconnect procedure recommended during install.
• 100% tested before shipping to reduce troubleshooting after fitting.

What materials and protections prevent corrosion and failure?

The contactor and switch are constructed from solid steel with a black powder-coat finish to resist rust and abrasion in outdoor or off-road environments. Protective terminal caps and weather-resistant construction help keep moisture and dirt away from critical electrical connections.

• Powder-coated steel housing for increased durability and corrosion resistance.
• Protective caps cover high-current terminals to reduce exposure to elements.
• Quality assurance testing performed prior to shipment to ensure functionality.
• Designed to meet or exceed common OE form and fit standards.

Who is this for?

This KanSmart 12V 250A Winch Solenoid Relay & Switch kit is intended for owners and mechanics who need a dependable, drop-in replacement for a failing winch contactor on ATVs, UTVs, SUVs or light utility vehicles. It’s especially useful for riders and off-roaders using 3,000–5,000 lb class winches, fleet maintenance personnel seeking an economical spare part, and DIYers who prefer a tested, ready-to-install kit with clear instructions and a one-year warranty. Avoid attempting repairs without disconnecting the battery and follow the included wiring guide; if you need a part number match, compare OEM references and terminal layouts before purchasing.