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, 30 Amp, 12 V, Stock, Each
Part Number: SMP-RY227
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Today
Multi-Function Relay
Part Number: SMP-RY-1744
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Relay, Stock, 12 V, Each
Part Number: SMP-RY-1573
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Multi-Function Relay
Part Number: SMP-RY-1743
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Main Relay
Part Number: SMP-RY-1649
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Relay, 12 V, 20 amps, Spade Terminal, Each
Part Number: SMP-RY612
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Relay, 30 Amp, 12 V, for use on Honda®, Cadillac, Chevy, Chrysler, Dodge, Eagle, Geo, for use on Honda®, Isuzu, Lexus, Mitsubishi, for Nissan, Each
Part Number: SMP-RY302
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Standard Relay
Part Number: SMP-RY1608
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Relay, Stock, 12 V, Each
Part Number: SMP-RY-1161
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Relay, 25 Amp, 12 V, Stock, Each
Part Number: SMP-RY-1676
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Relay, 70 Amp, 12 V, Stock, Each
Part Number: SMP-RY-1500
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Relay, Stock, 12 V, Each
Part Number: SMP-RY-1751
Not Yet Reviewed
Relay, 20 Amp, 12 V, Stock, Each
Part Number: SMP-RY862
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Relay, 40 Amp, 12 V, Stock, Each
Part Number: SMP-RY966
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Relay
Part Number: SMP-RY604
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Relay, 30 Amp, 12 V, Stock, Each
Part Number: SMP-RY214
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Relay, 25 Amp, 12 V, Stock, Each
Part Number: SMP-RY680
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Relay, Hazard Warning Flasher, 12 V, 5 Terminal, Male Blade, Ford, Lincoln, Each
Part Number: SMP-RY964
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Relay, 25 Amp, 12 V, Stock, Each
Part Number: SMP-RY805
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Relay, Stock, 12 V, Each
Part Number: SMP-RY1214
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Relay, 20 Amp, 12 V, Stock, Each
Part Number: SMP-RY785
Not Yet Reviewed
Relay, 30 Amp, 12 V, Stock, Each
Part Number: SMP-RY684
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Relay, Stock, 12 V, Each
Part Number: SMP-RY1157
Not Yet Reviewed
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster