Availability
Thermal Radiator Cooling Fan Switches & Controllers
Take control of your electric fan with one of our adjustable or non-adjustable fan switches. Our line of radiator fan switches includes a variety of universal switches...
Take control of your electric fan with one of our adjustable or non-adjustable fan switches. Our line of radiator fan switches includes a variety of universal switches and custom switches for hundreds of vehicle applications. The switches are designed and manufactured by the most-trusted names in automotive cooling—names like Derale, Be Cool, Flex-a-lite, Perma-Cool, and many others. We even have complete fan switch kits from wiring experts like Painless Performance and Ron Francis Wiring. Shop Summit Racing for your thermal fan switch solution today!
Take control of your electric fan with one of our adjustable or non-adjustable fan switches. Our line of radiator fan switches includes a variety of universal switches and custom switches for hundreds of vehicle applications. The switches are designed and manufactured by the most-trusted names in automotive cooling—names like Derale, Be Cool, Flex-a-lite, Perma-Cool, and many others. We even have complete fan switch kits from wiring experts like Painless Performance and Ron Francis Wiring. Shop Summit Racing for your thermal fan switch solution today!
Showing In Stock Items. Show All 113 Items.
Electric Fan Control/Relay Kit, Dual Fans, 185 Degrees on, 175 Degrees Off., Kit
Part Number: PRF-30117
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
Dual Fan Control, Non-Adjustable, 185 Degrees On/170 Degrees Off, with Relay, Kit
Part Number: SUM-890014
Estimated Ship Date: Today
Estimated Ship Date: Today
LSx Dual Fan Relay Kits, 0.70 Amp Fuse, 40 Amp Relays, Temperature Range 205 On/190 Off, Kit
Part Number: PRF-30118
Estimated Ship Date: Today
Estimated Ship Date: Today
Electric Fan Control/Relay Kit, Dual Fans, 195 Degrees on, 185 Degrees Off., Kit
Part Number: PRF-30116
Estimated Ship Date: Today
Estimated Ship Date: Today
Fan Control, Thermostatic, 185 Degrees On/175 Degrees Off, Kit
Part Number: PRF-30103
Estimated Ship Date: Today
Estimated Ship Date: Today
Fan Control, Relay Kit, Non-Adjustable, 185 to 195 Degree F, Universal, Kit
Part Number: PRF-30114
Estimated Ship Date: Today
Estimated Ship Date: Today
Fan Control, Relay Kit, Waterproof, Non-Adjustable, M12 x 1.5, Chevy, GMC/Pontiac, Kit
Part Number: PRF-30127
Estimated Ship Date: Today
Estimated Ship Date: Today
Fan Control, Relay Kit, Waterproof, Non-Adjustable, 185 Degrees On/170 Degrees Off, Kit
Part Number: PRF-30129
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring System, Dual Electric Fans, 176 Degrees On, 161 Degrees Off, Kit
Part Number: RFW-AR77
Estimated Ship Date: Today
Estimated Ship Date: Today
Electric Fan Relay System, 70 Amp, Single Fan, 176 Degree On, 161 Degree Off, Kit
Part Number: RFW-AR73
Estimated Ship Date: Today
Estimated Ship Date: Today
Fan Switches, Dual Electric Fan Relay System, Sending Unit, 185 degrees F Fan Off Temperature, 200 degrees F Fan On Temperature, Wiring Harness, Kit
Part Number: RFW-AR78
Estimated Ship Date: Today
Estimated Ship Date: Today
Fan Control, Relay Kit, Waterproof, Non-Adjustable, 195 Degrees On/185 Degrees Off, Kit
Part Number: PRF-30128
Estimated Ship Date: Today
Estimated Ship Date: Today
Fan Control, Relay Kit, Weatherproof, Non-Adjustable, M12 x 1.5, Chevy, GMC/Pontiac, Kit
Part Number: PRF-30106
Estimated Ship Date: Today
Estimated Ship Date: Today
Fan Control, Thermostatic, 185 Degrees On/175 Degrees Off, 1/2 - 20 in. Thread, Kit
Part Number: PRF-30115
Estimated Ship Date: Today
Estimated Ship Date: Today
Fan Control, Thermostatic, 195 Degrees On/185 Degrees Off, Kit
Part Number: PRF-30102
Estimated Ship Date: Today
Estimated Ship Date: Today
Fan Switch, Electric Relay, Sending Unit, Wiring Harness, Kit
Part Number: FBR-FB403
Estimated Ship Date: Today
Estimated Ship Date: Today
Relay Controller, Temperature-Based, Adjustable Fan Thermal Switch Style, 0-1,9990 Degrees F, Harness, Each
Part Number: LPE-L460220000
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fan Switches, Electric Fan Harness and Relay Kits, Sending Unit, 195 degrees F Fan On Temperature, Kit
Part Number: MSD-89616
Estimated Ship Date: Today
Estimated Ship Date: Today
Fan Switches, Thermal, Electric Fan Wiring Kit, Singe/Dual Fans, Relay Included, Kit
Part Number: CIM-2SFC
Estimated Ship Date: Today
Estimated Ship Date: Today
PRO SERIES ELECTRIC FAN RELAY WIRING HARNESS KIT, 165-185 DEGREE F SWITCHED, RELAY 40-50 AMP
Part Number: TSN-HC7108
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Fan Relay (On 200/Off 185)
Part Number: RFW-AR30
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Electric Fan Control, High Amperage, 70 Amp Relay, Adjustable, 150-250 Degrees F, Bluetooth Controller, Kit
Part Number: DAK-PAC2800BT
Estimated Ship Date: Today
Estimated Ship Date: Today
Fan Switches, Thermal, Electric Fan Wiring Kit, Singe/Dual Fans, 190 Degrees F Turn-On, Non-Adjustable, Relay Included, Kit
Part Number: RAD-EF-1
Estimated Ship Date: Today
Estimated Ship Date: Today
Fan Control, Single, 40 Amp Relay, Thermostatic, 185 Deg. On/165 Deg. Off, Sending Unit, Kit
Part Number: SPU-IX-185FH
Estimated Ship Date: Today
Estimated Ship Date: Today
Fan Control, Single, 40 Amp Relay, Thermostatic, 195 Deg. On/175 Deg. Off, Sending Unit, Kit
Part Number: SPU-IX-195FH
Estimated Ship Date: Today
Estimated Ship Date: Today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster