- Radiator in-line hose fitting and 1/8" NPT grounding switch.
- Sized by the outside diameter of the fittings outer raised lip.
- Fitting length is 2.7 inches or 68mm, regardless of hose size.
- Activates electric cooling fan by grounding at temperature.
- Turn-off temperature is always 15 degrees less than turn-on.
- Mounts anywhere along the radiator or condenser hose line.
- Probe measures fluid temps including water, coolant and oil.
- Universal design for any automotive or engineering project.