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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!

Individual Parts

Results 1 - 25 of 243

Electric Fan Control, High Amperage, 70 Amp Relay, Adjustable, 150-250 Degrees F, Bluetooth Controller, Kit

Part Number: DAK-PAC2800BT

4.8 out of 5 stars ( 51 )

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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

4.59 out of 5 stars ( 34 )

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Fan Switches, Digital Thermatic Fan Switch Kits, Single/Dual, Radiator Probe Sending Unit, 104-230 degrees F Range, 12 V, 24 V, Kit

Part Number: DCW-DC-0444

4.81 out of 5 stars ( 91 )

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Fan Switch, Digital Thermatic Fan Switch Kit, Radiator Probe and Thread-in, Adjustable, Single/Dual, 104-230 degrees F, 12 V / 24 V, Kit

Part Number: DCW-DC-0445

4.76 out of 5 stars ( 17 )

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PWM FAN CONTROLLER

Part Number: DER-16797

3.73 out of 5 stars ( 22 )

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Electric Fan Control/Relay Kit, Dual Fans, 185 Degrees on, 175 Degrees Off., Kit

Part Number: PRF-30117

4.62 out of 5 stars ( 60 )

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Dual Fan Control, Thermostatic, Adjustable, 160 to 240 Degrees F, Kit

Part Number: DER-16789

3.15 out of 5 stars ( 96 )

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Fan Control, Thermostatic, 185 F Degrees On/175 F Degrees Off, 30 Amp, Kit

Part Number: SUM-890115

4.46 out of 5 stars ( 70 )

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Fan Controller

Part Number: PRO-69597

4.0 out of 5 stars ( 2 )

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Electric Fan Thermostat, In-Line, 180 Degrees On, 165 Degrees Off, -6 AN Inlet, Outlet, Kit

Part Number: DER-35020

4.3 out of 5 stars ( 27 )

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Fan Control, Thermostatic, 185 Degrees On/165 Degrees Off, Sending Unit, Each

Part Number: BCI-75029

4.54 out of 5 stars ( 72 )

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Fan Switch, Digital Thermatic Fan Switch Kit, Radiator Probe and Thread-in, Adjustable, Single/Dual, 104-230 degrees F, 12 V / 24 V, Kit

Part Number: DCW-DC-0448

4.8 out of 5 stars ( 5 )

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Fan Control, Thermostatic, 185 Degrees On/175 Degrees Off, Sending Unit, 3/8 in. NPT, Each

Part Number: SUM-890117

4.18 out of 5 stars ( 65 )

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Fan Control, Thermostatic, 180F Degrees On/165F Degrees Off, Kit

Part Number: DER-13021

3.29 out of 5 stars ( 31 )

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Electric Fan Controller, Adjustable, Sending Unit, 150-240 degree F Range, Relay, Wiring Harness, Kit

Part Number: PRO-69598

4.13 out of 5 stars ( 15 )

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Electric Fan Temperature Sending Unit, Replacement, Single, 3/8-18 NPT Thread Size, Each

Part Number: SPU-IX-185TS

4.44 out of 5 stars ( 63 )

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Fan Switch, Thermal, Each

Part Number: VTA-11190-VUS

2.78 out of 5 stars ( 9 )

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Fan Switch, Thermal, Stock Style, Audi, Peugeot, Porsche, Renault, Saab, Volkswagen, Each

Part Number: BCK-201-1545

Not Yet Reviewed

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Fan Switch, Coolant Level, Stock, American Motors, 3/8 in. Threads, Buick, Cadillac, Chevy, Dodge, GMC, Oldsmobile, Pontiac, Each

Part Number: SMP-TS76T

4.5 out of 5 stars ( 2 )

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Temperature Switch, Adjustable, Radiator Probe, 32-240 Degrees F Range, Each

Part Number: MAR-MFA110

4.46 out of 5 stars ( 13 )

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Fan Switch, Coolant Level, Stock, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: SMP-TS82

5.0 out of 5 stars ( 1 )

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Fan Control Kit, Adjustable, 150-240 degrees F, Sending Unit, Manual Override Switch, Wiring Harness, Kit

Part Number: AFC-80199

4.13 out of 5 stars ( 8 )

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

Switch, Cooling Fan Temperature, Each

Part Number: FSS-35932

Not Yet Reviewed

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Fan Switches, Replacement, Stock Thermal Switch Style, Audi, Fiat, Peugeot, Porsche, Renault, Saab, Volkswagen, Yugo, Each

Part Number: BCK-201-0809

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