Package Includes: this Electric Cooling Fan Thermostat Kit Include 2 pcs 40A relays, 2 wiring harnesses, 1 thermostat switch, 1 3/8" to 1/2" adapter, 2 inline fuse holders, 2 20A fuses, 1 spade connector for a temperature sensor, 8 ring terminals, 4 wire connectors, and a wiring diagram
Specifications: the thermostat switch is 3/8" NPT pipe thread, has a 1/2" adaptor, and turns on at 185 degrees and off at 175 degrees; This electric fan relay wiring kit has 40 AMP and 12V
Simple to Install: use the wiring schematic to connect the twin electric fan relay kit: black to the ignition, gray to the transmitter, brown to the fan positive terminal, and red to the 12VDC positive battery terminal
Scope of Use: direct swap for cooling fans measuring 10, 12, 14, and 16 inches
Note: please crimp or solder larger wires if you intend to install a high profile fan, as 14AWG wire (15 amp) is insufficient to withstand the high amp current