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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 170

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 ( 50 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

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

Part Number: DER-16789

3.15 out of 5 stars ( 96 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

PWM FAN CONTROLLER

Part Number: DER-16797

3.73 out of 5 stars ( 22 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Fan Control, Compact, Adjustable, Thread-in Probe, Single Fan, Kit

Part Number: FLX-121281

4.0 out of 5 stars ( 14 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

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

Part Number: DER-16759

4.6 out of 5 stars ( 124 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Electric Fan Control, Dual, High Amperage, Adjustable, 150-240 Degrees F, Kit

Part Number: DER-16788

2.68 out of 5 stars ( 41 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Fan Switch, Electric Fan Controller, Adjustable, 150-240 degrees F, 1/8 in. NPT Sending Unit, Kit

Part Number: MIO-FNCNTLU18NPT

4.33 out of 5 stars ( 9 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Fan Switch, Thermostatic, Radiator Probe, Adjustable 160-210 Degrees F, Kit

Part Number: HDA-3647

4.23 out of 5 stars ( 118 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

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 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Electric Fan, Control Module/Harness, Chevy, Pontiac, Each

Part Number: CEI-109068

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Fan Switch, Thermostatic, Thread-In, Adjustable 160-210 Degrees F, Kit

Part Number: HDA-3651

3.03 out of 5 stars ( 31 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Sensor, for Derale Adjustable Fan Controller, Each

Part Number: DER-16753

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Fan Switch, Electric Fan Controller Kit, 110-190 degrees F Adjustment Range, Only Compatible with Brushed Fans, Kit

Part Number: MIO-MMFANPWMUBK

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

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

Part Number: FLX-106908

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Fan Control, Thermostatic, 180 Degrees On/170 Degrees Off, Kit

Part Number: DER-16738

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Fan Switch, Thermostatic, Radiator Probe, 185 Degrees F On, 170 Degrees F Off, Kit

Part Number: HDA-3652

4.03 out of 5 stars ( 32 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Electric Fan Control, On 180 Degrees, Off 165 Degrees, Kit

Part Number: DER-16730

2.33 out of 5 stars ( 27 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Module, Radiator, Fan Control, Replacement, Ford, Lincoln, Mercury, Each

Part Number: RNB-902-437

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Module, Radiator, Fan Control, Replacement, Audi, Each

Part Number: RNB-902-436

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Module, Radiator, Fan Control, Replacement, Audi, Volkswagen, Each

Part Number: RNB-902-419

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Module, Radiator, Fan Control, Replacement, Ford, Lincoln, Each

Part Number: RNB-902-422

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Module, Radiator, Fan Control, Replacement, for Hyundai, Each

Part Number: RNB-902-424

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Module, Radiator, Fan Control, Replacement, for Hyundai/Kia, Each

Part Number: RNB-902-601

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Fan Switch, Digital, Radiator Probe, 210 Degrees F to 120 Degrees Adjustment Range, Kit

Part Number: HDA-3655

4.0 out of 5 stars ( 31 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

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