Prochem and Blue Baron Nason 285 Degree Sensor Kill Switch PP35-900184 Used to ground out coil and kill engine once the water reaches 285 degrees. Hook to the low oil engine shut down. Tricks engine to think it ran out of oil This temperature sensor shuts off when the solution temperature reaches 285 degrees. For use on all truck mounts from Prochem to BLUEline with catalytic heat exchange systems. Can be used to hook to exhaust diverters and pump clutches too. OEM Associations: PP35-900184 Prochem 35-900184 Karcher 8.619-253.0 86192530 Blue Baron Truckmount SR285F PC-35900184-EA F2A-285R/86 Hydramaster 000-149-027 PHY-149-027 149-027 #35-900185 8619-2530 Sapphire Scientific 34-008 110629345326 Legend Brands 114821 123229 1629-2233 This temperature sensor is used on all truck mounts from: Prochem - Trailblazer, Bear, Bruin, Bruin II, Legend, Legend SE, & Performer Blueline Bridgepoint - Saber, Saber 2000, Lancer, & Lancer II BlueBaron HydraMaster