Painless Performance 30127 Weatherproof Fan Relay Kit with Thermostatic Switch for GM Gen III and up Engines (On 205/Off 190)
- Provides constant voltage, protects from voltage and amperage spikes and prevents the fan from back feeding voltage through the vehicle's wire harness.
- Threaded thermostatic switch screws into the extra coolant temperature sensor port of the passenger engine head on Generation III and up GM engines for a professional looking installation.
- Inexpensive protection for an electric fan and a vehicle's wire harness.
- Kit includes weatherproof: SPST 40-amp relay, 30-amp circuit breaker and relay base with harness.
- M12x1. 5mm threaded thermostatic switch (205 degrees on/190 degrees off), heat-shrinkable crimp-on terminals and mounting hardware.
- Thermostatic switch turns on at 205 degrees and off at 190 degrees.