About this item Material: Metal,Plastic, Color: Black, Length of wire: 50cm/ 19.68in, Please allow a measurement error of about 2-3cm Fit for 10", 12", 14" and 16" fans including dual fans. We suggest using one separate relay wiring kit for each fan. Connet the color-coded wires refer wiring diagram. Red to +12VDC, coffee to fan positive, black to ignition, grey to sending unit. It shall turn your cooling fans on when the engine reaches the preset temperature of the thermostatic switch mounted in the engine head or when the A/C is turned on. .
