Durable Waterproof Fuse Holder: The fan relay kit features a waterproof fuse holder and high-quality components for long-lasting durability. Easy Installation: Connect the red wire to +12VDC, blue to the fan relay, yellow to ignition, and gray to the cooling fan switch.
This product is ideal for car, truck, and boat owners looking to upgrade their vehicle's electric radiator fan with built-in thermostat control.
