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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.
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.
Showing In Stock Items. Show All 209 Items.
Estimated Ship Date: Today
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Relay and Harness, 40 Amp, Single Pole, 12 in. Wire, 14-Gauge, Each
Part Number: SUM-890005
Estimated Ship Date: Today
Estimated Ship Date: Today
Relay, 12 V, 40 amps, Single Pole, Wire Leads Terminal Type, Wiring Harness, Fuse, Kit
Part Number: AWW-500479
Estimated Ship Date: Today
Estimated Ship Date: Today
Relay, 12 V, 70 amps, Single Pole, Wire Leads Terminal Type, Wiring Harness, Kit
Part Number: AWW-500511
Estimated Ship Date: Today
Estimated Ship Date: Today
Relay, 40 Amp, 12 V, 5 Male Terminals, Double Relay, Single Pole Double Throw, Universal, Kit
Part Number: RFW-RL402
Estimated Ship Date: Today
Estimated Ship Date: Today
Relay, 40 Amp, 12 V, 5 Male Terminals, Quad Relays, Single Pole Double Throw, Universal, Kit
Part Number: RFW-RL404
Estimated Ship Date: Today
Estimated Ship Date: Today
HVAC System Relay
Part Number: UAC-RE8000C
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
HVAC System Relay
Part Number: UAC-RE4476C
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
HVAC System Relay
Part Number: UAC-RE4800C
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
HVAC System Relay
Part Number: UAC-RE0959C
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
HVAC System Relay
Part Number: UAC-RE1008C
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
HVAC System Relay
Part Number: UAC-RE8397C
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
HVAC System Relay
Part Number: UAC-RE8410C
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
HVAC System Relay
Part Number: UAC-RE1011C
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
Relay, 40 Amp, 12 V, 5 Male Terminals, Single Pole Double Thow, Universal, Each
Part Number: RFW-RL40
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Relay, 70 Amp, Single Pole, Universal, Each
Part Number: RFW-RL70
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Fan Relay Kit, 70 Amps, 12V, Temperature Sender, Single Relay, Fuse, Wire Harness, Kit
Part Number: AWW-510002
Estimated Ship Date: Today
Estimated Ship Date: Today
Relay, 12 V, 60 amps, Double Pole, Wiring Harness, Kit
Part Number: AWW-510602
Estimated Ship Date: Today
Estimated Ship Date: Today
Relays, Shifnoid, 60 amps, 12 V, Single Pole with Double Throw, 5 Blade Terminals, Shifter Solenoid Usage, Each
Part Number: CTN-SN3885
Estimated Ship Date: Today
Estimated Ship Date: Today
Relay, 12 V, 35 amps, Single Pole Double Throw, Wiring Harness, Waterproof Design, Kit
Part Number: AWW-500093
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Relay, 20/30 Amp, Single Pole, Single Throw, Each
Part Number: CTN-SN3850
Not Yet Reviewed
Estimated Ship Date: Feb 3, 2026 if ordered today
Estimated Ship Date: Feb 3, 2026 if ordered today
RELAY
Part Number: CTN-SN3875
Not Yet Reviewed
Estimated Ship Date: Feb 3, 2026 if ordered today
Estimated Ship Date: Feb 3, 2026 if ordered today
Relay Control Module
Part Number: UAC-SW11392C
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
UAC branded NEW Relay
Part Number: UAC-RE8423C
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
Relay
Part Number: UAC-RE8419C
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
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