Correct fan switch location.
Radiator electric fan thermostat switch.
The temperature controlled switch is designed to turn the fan on when coolant temperatures reach 195 degrees and turn off the fan when temps drop to 185 degrees.
A couple of decades ago it was popular to simply add a switch under the dash to control an electric cooling fan often referred to as an auxiliary fan.
I also show how i tested my cooling fan switches.
The switch turns on at 203 degrees fahrenhe.
American volt electric fan push in radiator fin brass probe thermostat temperature switch sensor kit 1 pack 180 f on 165 f off 4 3 out of 5 stars 32 19 95 19.
Fan thermostat temperature switch with 3 8 pipe thread 185 to 175 degree electric engine cooling fan thermostat temperature sensor switch fits 10 12 14 16 fan with pipe thread 4 4 out of 5 stars 135.
American volt sells 12v automotive electric radiator cooling fans thermostat switch kits auto fan relay wiring harnesses adjustable thermostat controllers.
This video shows how an normally open cooling fan switch works.
Fan thermostat relay 175 to 185 degree wiring switch kit for 330 351w engines.
175 to 185 degree electric cooling fan thermostat relay switch wiring hardware.
This was a mediocre way of doing things primarily because the current required to spin the fan was drawn through the switch itself.
New cooling fan control unit module relay for vw audi 1999 2012 1j0919506k.