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Automotive Relays

Generally speaking, a relay is an electronically operated switch that allows you to control a circuit with a low-power signal. Almost every system on your vehicle incorporates...

Generally speaking, a relay is an electronically operated switch that allows you to control a circuit with a low-power signal. Almost every system on your vehicle incorporates a relay in its controls, including the starter, electric cooling fans, fuel pump, headlights, and air conditioner, plus accessories like nitrous, off-road lights, and winches.

Whether you’re assembling an all-new wiring harness, or making repairs to existing circuits, the extensive selection, powerful search tools, and tech expertise at Summit Racing Equipment will help you find the right size and amperage rating of relay for the job.

Top Brands

Generally speaking, a relay is an electronically operated switch that allows you to control a circuit with a low-power signal. Almost every system on your vehicle incorporates a relay in its controls, including the starter, electric cooling fans, fuel pump, headlights, and air conditioner, plus accessories like nitrous, off-road lights, and winches.

Whether you’re assembling an all-new wiring harness, or making repairs to existing circuits, the extensive selection, powerful search tools, and tech expertise at Summit Racing Equipment will help you find the right size and amperage rating of relay for the job.

Top Brands

Don’t take chances with a knock-off relay! Summit carries general purpose and application-specific relays from well-regarded brands like Painless Performance, MSD, Auto Rod Controls, Bosch, ACDelco, Standard Motor Products, Hella, and more.

Individual Parts

Results 1 - 21 of 21

Fuel Pump Relay, 30 Amps, Single Pole Double Throw, 5 Spade Terminals, Fuse, Wiring, 12 V, Each

Part Number: RFW-FP35

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Relay System, Electric Fan, 30 Amps, Each

Part Number: RFW-AR35

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Relays, High-Current, Solid State, 4 Channel, 35 amps, Black Each

Part Number: MSD-75643-HC

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Relays, High-Current, Solid State, 4 Channel, 35 amps, Red, Each

Part Number: MSD-7564-HC

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Relay, Universal, 35 Amp, Single Pole, Waterproof, Sealed Base, Each

Part Number: PRF-80129

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Fan Relay, Fan-Thom II, 12 V, 35 amps, Single Pole, Wiring Harness, Kit

Part Number: PRF-30133

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Relays, Replacement, 35 amps, 12 V, 5 Blade Terminals, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Suzuki, Each

Part Number: ADO-D1780C

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Fuel Pump Relay, Pro-Flo Replacement Part, 12 V, 35 amps, Blade Type Terminal, Each

Part Number: EDL-3586

Not Yet Reviewed

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Relay, Universal, 35 Amp, Single Pole, Waterproof, Each

Part Number: PRF-80128

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Relay, Replacement, 12 V, 35 amps, 5 Male Spade Terminals, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Each

Part Number: ADO-15-81106

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Relays, Replacement, 12 V, 35 amps, 4 Blade Terminals, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: ADO-13503102

Not Yet Reviewed

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Relay, 12 V, 35 amps, Single Pole Double Throw, Wiring Harness, Waterproof Design, Kit

Part Number: AWW-500093

Not Yet Reviewed

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Relay, Stock, 12 V, Blade/Screw, 3 Male Terminals, Each

Part Number: SMP-HR106

Not Yet Reviewed

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Relay, Stock, 12 V, Blade/Screw, 3 Male Terminals, Each

Part Number: SMP-HR106T

Not Yet Reviewed

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Multi Purpose Relay

Part Number: HLA-965453801

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

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Estimated Ship Date: Jan 7, 2026 if ordered today

Multi Purpose Relay, Relays

Part Number: HLA-933332591

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Multi Purpose Relay, Relays

Part Number: HLA-933332581

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

Ignition Relay

Part Number: SMP-RY-1763

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Starter Relay, EM-Starter Relay

Part Number: SMP-RY1964

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Transmission Control Relay

Part Number: SMP-RY1957

Not Yet Reviewed

Estimated Ship Date: Dec 2, 2025 if ordered today

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Estimated Ship Date: Dec 2, 2025 if ordered today

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