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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 100

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

Part Number: SUM-890117

4.2 out of 5 stars ( 66 )

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

Part Number: SUM-890115

4.46 out of 5 stars ( 70 )

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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, 180F Degrees On/165F Degrees Off, Kit

Part Number: DER-13021

3.29 out of 5 stars ( 31 )

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Electric Fan Thermostat, In-Line, 180 Degrees On, 165 Degrees Off, -8 AN Inlet, Outlet, Kit

Part Number: DER-35021

4.8 out of 5 stars ( 5 )

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Fan Switch, Thermostatic, Radiator Probe, Adjustable 160-240 Degrees F, Kit

Part Number: HDA-3653

4.52 out of 5 stars ( 84 )

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Fan Switch, Replacement Electric Fan Thermostat, Sending Unit Only, Thread-in, 165 degrees F Off Temperature, 180 degrees F On Temperature, Each

Part Number: DER-16728

3.56 out of 5 stars ( 9 )

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Fan Control, Thermostatic, 185 Degrees On/165 Degrees Off, Sending Unit, 3/8 in. NPT, Each

Part Number: TSN-HC7116

5.0 out of 5 stars ( 1 )

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Wiring System, Electric Fan, 176 Degrees On, 161 Degrees Off, 3/8 in. NPT Thread, Each

Part Number: RFW-AR33

3.33 out of 5 stars ( 6 )

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Fan Thermostat Switch, Thread-in, 160 Thermostat, Kit

Part Number: VTA-113019

5.0 out of 5 stars ( 1 )

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Fan Control Temperature Sending Unit, Thermostatic, 200 Degrees On/185 Degrees Off, 3/8 in. NPT, Brass, Each

Part Number: SUM-890018

3.89 out of 5 stars ( 54 )

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

Part Number: DER-15721

3.54 out of 5 stars ( 13 )

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Fan Thermostat Switch, Thread-in, 190 Degrees On, 180 Degrees Off, Kit

Part Number: VTA-24190-VUT

4.8 out of 5 stars ( 5 )

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Electric Fan Thermostat, In-line Sending Unit, 190 degrees F On, 175 degrees F Off, -8 AN Inlet/Outlet, Kit

Part Number: DER-35026

5.0 out of 5 stars ( 2 )

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Thermostat Kit, Electric Fan, Non-adjustable, 176 Degrees On, 161 Degrees Off, 3/8 in.-18 NPT, Kit

Part Number: RFW-AR23

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

Electric Fan Thermostat, In-Line, 190 Degrees On, 175 Degrees Off, -6 AN Inlet, Outlet, Kit

Part Number: DER-35025

3.5 out of 5 stars ( 2 )

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Thermostat Kit, Electric Fan, Non-adjustable, 200 Degrees On, 185 Degrees Off, 3/8 in.-18 NPT, Each

Part Number: RFW-AR24

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

Fan Control, Thermostatic, 240 Degrees On/180 Degrees Off, Each

Part Number: VTA-24675-VUT

4.88 out of 5 stars ( 8 )

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Fan Control, Thermostatic, Temperature Probe Type, Adjustable, Kit

Part Number: PRF-30104

4.8 out of 5 stars ( 25 )

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FAN CONTROLLER KIT 180 DEGREE

Part Number: VTA-113021

Not Yet Reviewed

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Electric Fan Thermostat, In-line Sending Unit, 190 degrees F On, 175 degrees F Off, -10 AN Inlet/Outlet, Kit

Part Number: DER-35027

5.0 out of 5 stars ( 2 )

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Control Switch Fan Preset at 170 Degrees

Part Number: TCI-826501

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

Electric Fan Thermostat, In-line Sending Unit, 180 degrees F On, 165 degrees F Off, -10 AN Inlet/Outlet, Kit

Part Number: DER-35022

5.0 out of 5 stars ( 3 )

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Fan Control, Thermostatic, Adjustable, Radiator Probe, Each

Part Number: PRF-30112

4.86 out of 5 stars ( 14 )

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