Engine Cooling Fan ControllerElectric Fan Controller; Adjustable; w/3/8 in. NPT Thread In Probe; Maximum Draw Of 25 Amps;FEATURES: Adjustable Turn-On Temperature From 150 To 240 Degrees Fahrenheit 10 Degrees Lower Turn-Off Temperature Than Turn-On Temperature Thread in 3/8 in. NPT Temperature Sensor Heavy Duty 40/60 Amp Relay Includes AC Override Circuit Ground Circuit Relay Replacement 3/8 in. NPT Sensor Part Number 16750 This newly redesigned adjustable electric fan control kit is designed to activate up to 2 fans with a total maximum draw of 25 amps. Includes a water jacket 3/8 in. NPT thread-in probe, relay wire harness and electrical connectors for an easy installation. A/C override circuit included. Adjustable fan controller turn-on range from 150�F - 240�F, and turn-off preset at 10�F lower than turn-on.Derale Performance