- 190'F automotive engine grounding fan switch.
- 1/4" NPT brass thread-in temperature probe.
- Activates fan at 190 degrees and turns off at 175 degrees.
- Universal fit for any application with a 1/4" NPT port.
- Threads into engine block, radiator, manifold or water outlet.
- Measures temperature of any liquid including motor oil.
- Perfect complement to our American Volt electric fans.
- Complete thermostat wiring kits listed on our store.