Brand: Derale Cooling Products Manufacturer's Part Number: 16759 Part Type: Fan Switches Product Line: Derale Deluxe Adjustable Fan Controllers with Radiator Probes Summit Racing Part Number: DER-16759 UPC: 083277167591 Thermal Switch Style: Fan control kit Sending Unit Style: Radiator probe Sending Unit Included: Yes Fan Quantity: Single Adjustment Range (degrees F): 150-240 degrees F Relay Included: Yes Wiring Harness Included: Yes Manual Override Switch Included: No Air Conditioning Relay Included: No Quantity: Sold as a kit. Notes: Heavy duty 40/60 amp relay. Kit is designed to activate up to a maximum draw of 25 amps. AC override circuit included. Derale Deluxe Adjustable Fan Controllers with Radiator Probes Derale adjustable electric fan controllers with push-in radiator probes are designed to activate up to two fans with a total maximum draw of 25 amps. These redesigned fan control kits adjust fan activation between 150 and 240 degrees F with turn-off preset at 10 degrees F lower than turn-on， making them well suited for racing and towing applications. The probe sensors fit in the fins of the radiator and kits include relay wire harness， electrical connectors， and A/C override circuit as well as ground circuit relay. Operate one 25 amp fan or two fans with a combined draw of 25 amps or less with the easy installation of Derale Performance adjustable electric fan controllers.