Availability
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.
Relay, Radiator Fan Control Relay, Direct Replacement, Ram, Each
Part Number: RNB-921-301
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Fan Relay Kit; PCM Controlled
Part Number: PRF-30109
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Radiator Fan Control Module
Part Number: RNB-902-502
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Radiator Fan Control Module
Part Number: RNB-904-601
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Relay, Electrical, 12 V, Engine Cooling Fan Controller Relay Position, Ford, Mercury, Each
Part Number: FSS-37506
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Radiator Fan Control Relay
Part Number: RNB-921-302
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Fan Relay, 40/60 Amp, 25 Amp Continuous, Each
Part Number: DER-16765
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Relay, 40/60 Amp, 25 Amp Continuous, 30 Amp Fuse, Each
Part Number: DER-16763
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Relay, Fan, 40 Amp, Single Pole, Each
Part Number: BCI-75095
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Relay, 30 Amps, Single Pole, Wiring Pigtail, Each
Part Number: AAF-ALL76186
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Relay, Solid State, 100 Amps, Universal, Each
Part Number: HTH-HT-030202
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Relays, 30 Amp, 12 V, Single Pole, 5 Blade Terminals, Wiring Harness, General Use, Each
Part Number: AAF-ALL76188
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Jun 15, 2026 if ordered today
POWER WINDOW RELAY
Part Number: GMK-4020-374-674
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
75 Amp Solid State Relays'- Kyoto
Part Number: HTH-HT-030208
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Coolant Fan Relay
Part Number: SMP-RY-1148
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Solid state relay - 160A
Part Number: HTH-HT-030206
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Relay, Auxiliary Engine Cooling Fan, 30 amp, 12 V, 4 Terminal, Male Blade, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each
Part Number: SMP-RY83
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Relay, Engine Cooling Fan Motor, 20 amp, 12 V, 6 Terminal, Male Blade, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Volkswagen, Each
Part Number: SMP-RY603
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Relay, A/C Condenser Fan Motor, 60 amp, 12 V, 4 Terminal, Male Blade, Land Rover, Each
Part Number: SMP-RY937
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Relay, A/C Condenser Fan Motor, 20 Amp, 12 V, 4 Terminal, Male Blade, for Hyundai, Each
Part Number: SMP-RY451
Not Yet Reviewed
A/C Control Relay
Part Number: SMP-RY805T
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
EM- A/C Control Relay
Part Number: SMP-RY-659
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Relay, Temperature Control, 20 amp, 12 V, 4 Terminal, Male Blade, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each
Part Number: SMP-RY85
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Relay, Computer Control, 25 amp, 12 V, 5 Terminal, Male Blade, Ford, Lincoln, Mercury, Merkur, Each
Part Number: SMP-RY71
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
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