$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

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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 252

Fan Controller

Part Number: PRO-69597

Not Yet Reviewed

Estimated Ship Date: Oct 24, 2025 if ordered today

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Estimated Ship Date: Oct 24, 2025 if ordered today

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

Part Number: FLX-106908

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Fan Control, Thermostatic, Adjustable, 150 to 240 Degrees, Kit

Part Number: DER-16759

4.6 out of 5 stars ( 124 )

Estimated Ship Date: Tomorrow

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Fan Control, Thermostatic, Adjustable, 160 to 240 Degrees, 1/4 in. NPT Sender, 3/8 and 1/2 in. NPT Adapters, Kit

Part Number: FLX-107012

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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Electric Fan Control/Relay Kit, Dual Fans, 195 Degrees on, 185 Degrees Off., Kit

Part Number: PRF-30116

4.64 out of 5 stars ( 22 )

Estimated Ship Date: Tomorrow

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

Part Number: DER-13021

3.23 out of 5 stars ( 30 )

Estimated Ship Date: Tomorrow

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Fan Control, Thermostatic, 185 Degrees On/175 Degrees Off, Kit

Part Number: PRF-30103

4.64 out of 5 stars ( 45 )

Estimated Ship Date: Tomorrow

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Fan Switches, Thermal, Electric Fan Wiring Kit, Singe/Dual Fans, Relay Included, Kit

Part Number: CIM-2SFC

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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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 )

Estimated Ship Date: Tomorrow

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Fan Controller, Digital, Thread-In/Probe Sender, Single/Dual Fan, 180 Degrees F to 240 Degrees F Adjustment, 60 Amp Capacity, Kit

Part Number: PRO-69595

3.71 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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

Part Number: SUM-G4959

4.46 out of 5 stars ( 26 )

Estimated Ship Date: Tomorrow

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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 )

Estimated Ship Date: Tomorrow

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Fan Control, Relay Kit, Waterproof, Non-Adjustable, 185 Degrees On/170 Degrees Off, Kit

Part Number: PRF-30129

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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LSx Dual Fan Relay Kits, 0.70 Amp Fuse, 40 Amp Relays, Temperature Range 205 On/190 Off, Kit

Part Number: PRF-30118

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Fan Control, Thermostatic, 195 Degrees On/185 Degrees Off, Each

Part Number: PRF-30110

3.86 out of 5 stars ( 36 )

Estimated Ship Date: Tomorrow

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Fan Control, Thermostatic, 185 Degrees On/170 Degrees Off, Kit

Part Number: GRI-PF-91CH

3.43 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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

Part Number: IZL-N4001

5.0 out of 5 stars ( 2 )

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

Part Number: FLX-107006

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Fan Control, Relay Kit, Waterproof, Non-Adjustable, 195 Degrees On/185 Degrees Off, Kit

Part Number: PRF-30128

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Electric Fan Controller, Thread-In, 185 Degrees On, 170 Degrees Off, 3/8 in.-18 NPT, Kit

Part Number: MAR-MFA102

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Thermostat, 205 - 190 Degrees F, GM, Gen III, Each

Part Number: PRF-30113

3.43 out of 5 stars ( 14 )

Estimated Ship Date: Tomorrow

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Fan Control, Thermostatic, Adjustable, Radiator Probe, Each

Part Number: PRF-30112

4.86 out of 5 stars ( 14 )

Estimated Ship Date: Tomorrow

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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: Tomorrow

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Fan Control, Relay Kit, Non-Adjustable, 185 to 195 Degree F, Universal, Kit

Part Number: PRF-30114

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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This is a custom order part. You can order this part by Contacting Us.