Dual Electric Fan Wiring Kit: Direct replacement part fits 10, 12, 14, and 16 inch cooling fans.
Temperature switch turns on fan approximately at 185 Degrees and Off at 175 Degrees. The temp sensor has a 3/8 inch pipe thread, and a 1/2 inch adapter included.
This electric cooling fan thermostat kit includes 40A relay, thermostat switch, wiring harness, inline fuse holder, 3/8 inch to 1/2 inch adapter, 2 20amp fuse, 8 ring terminals and 4 wire connectors.
Direct Replacement. The dual electric fan relay kit can be directly mounted in the cylinder head of the engine or any water jacket if needed. Note: The thermostat must be grounded through the threads to the engine in order to make it work, and the engine must be grounded.
If you intend to mount high-profile fans, you could crimp or solder bigger wires to it. The 14AWG wires (15 amps) are not bigger enough for high amps draw.