Relays
Showing all 10 results
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5-Pin Relay 40A with Socket
$9.99 – $24.99 (USD) Select options5-Pin Relay 40A with Socket
40/40A SPDT relay with a normally open (N.O.) and normally closed (N.C.) output. Great for cars, trucks, boats and more.
- HIGH-POWER CONTROL — 40 amp relays are the perfect solution for when standard switches can’t handle high-current loads. Can handle up to 32A resistive loads and 16A motor loads
- INTERLOCKING RELAY SOCKETS lets you add or subtract any number of relays with ease
- GREAT QUALITY — Pre-wired relay harness with high-temperature color-coded GXL wire
- Available with optional HEAVY-DUTY 12 gauge feeder wires installed on the power circuit terminals #30 and #87 (2ft and 5ft respectively). Especially useful for electric fuel pumps where the manufacturer recommends a #12ga feeder conductor.
$9.99 – $24.99 (USD) -
80A Heavy-Duty Relay 4-Pin
$9.99 (USD) Select options80A Heavy-Duty Relay 4-Pin
80A heavy-duty relay with a normally open (NO) output.
This 12vDC automotive switching relay is the heavy-duty alternative to our 40A relay. Has 4 pin SPST make or break configuration.
Easily control electric motors, pumps, fans, lights, and more. Can handle up to 64A resistive loads, and up to 32A electric motor loads (fans & pumps)
$9.99 (USD) -
Automotive Fused Relay 40A SPST
$12.99 (USD) Select optionsAutomotive Fused Relay 40A SPST
Premium 40 amp relay with built-in fuse
This 4-pin SPST fused relay is exclusively manufactured for MGI so to handle 40A loads instead of the typical 30A. Relays control high-current loads that regular switches can’t. The built-in fuse protects your relay and device without added wiring.
- Rating: 40A @ 14vDC
- Comes with pre-wired socket and optional smart LED fuse
- Wires are either copper or silver-colored tin-plated copper
- Wide range of uses: works great with automotive and marine lights, electric motors & pumps, and most 12vDC devices
- Relay can handle up to 32A resistive loads @ 12vDC, and up to 16A electric motor loads (fans and pumps)
$12.99 (USD) -
Automotive Relay Panel SPST – All N.O. Contacts
$95.00 – $225.00 (USD) Select optionsAutomotive Relay Panel SPST – All N.O. Contacts
Get ultimate control of your high-current devices. MGI’s most flexible modular relay panel is designed for easy installation.
- Pre-wired with 3, 4, 6, or 8 SPST relays rated 40A
- Built-in smart LED fuses that glow when blown
- Comes with main feeder and main fuse
- Easy to wire — Standard normally open (N.O.) operation
- Each individual relay can be wired for either positive or negative switching
$95.00 – $225.00 (USD) -
Bosch Style Relay Boxes SPDT – N.O./N.C.
$145.00 – $245.00 (USD) Select optionsBosch Style Relay Boxes SPDT – N.O./N.C.
MGI’s Bosch-style relay box is designed for advanced high-power wiring projects requiring both Normally Open (N.O.) and Normally Closed (N.C.) circuitry.
- Pre-wired with 4, 6, or 8 SPDT Bosch-style relays rated 40A
- Built-in smart LED fuses that glow when blown
- Comes with main feeder and main fuse
- Relay corresponding LEDs
- Designed for both N.O and N.C. high-current control
- RCP4 — 3 N.O. + 1 {N.O / N.C.} outputs
- RCP6 — 4 N.O. + 2 {N.O / N.C.} outputs
- RCP8 — 5 N.O. + 3 {N.O / N.C.} outputs
$145.00 – $245.00 (USD) -
Racing Fuse Box with Relays
$195.00 (USD) Select optionsRacing Fuse Box with Relays
A versatile pre-wired fuse box with 3 built-in relays. Designed for up to 11 high-power, relay-controlled accessories such as electric motors, pumps and fans.
- 11 battery-fed fused power circuits with 1 control fuse circuit
- 3 pre-wired relays — easily connect 8 more
- Integrated control and power circuits
- LED smart fuses that glow when blown
- Dedicated arming switch circuit to enable/disable all relays
$195.00 (USD) -
Relay Bank & Harness Kit
$30.00 – $60.00 (USD) Select optionsRelay Bank & Harness Kit
An MGI automotive relay harness set has proven to be a cost-effective, compact, and reliable solution for powering high-current electrical devices.
- Control automotive & marine 12v electrical accessories such as fans, pumps, and spotlights
- Reliable 12 volt 40 amp SPDT switching relays
- Easy-to-reset push button breakers
- High-temperature wire for all inputs and outputs
- Compact design allows for convenient placement
$30.00 – $60.00 (USD) -
Relay Box for Power Windows / Locks
$145.00 – $195.00 (USD) Select optionsRelay Box for Power Windows / Locks
MGI’s specialized relay box is designed for power windows and power doors with minimal wiring involved. Use 2 relays for each power window motor, and 2 relays for locks.
- Pre-wired with 4 or 6 SPDT Bosch-style relays rated 40A
- Built-in smart LED fuses that glow when blown
- Allows for negative switching if needed
For use with 2-wire door lock actuators only.
$145.00 – $195.00 (USD) -
Relay Control Center 80A
$95.00 (USD) Select optionsRelay Control Center 80A
A heavy-duty relay control center for cars, trucks, boats and more.
- Heavy-duty 80amp SPST relay for extreme high-power control
- Relay and fuse holder installed on solid aluminum baseplate
- 7′ of 10 gauge red GXL conductor for relay input/output power
- 5′ of 18 gauge white GXL for control circuit power
- Choose your own fuse
$95.00 (USD) -
Starter Solenoid 12V Classic Car 1965-1984
$9.99 (USD) Add to cartStarter Solenoid 12V Classic Car 1965-1984
High-quality replacement starter solenoid for many classic cars up to 1984. The Ford-style remote mounting is ideal for race cars, tow vehicles, OE replacement, and high-torque starters.
- Aftermarket Ford-style starter solenoid
- High-quality replacement ideal for many classic vehicles made up to 1984
- Universal fit and easy installation. NOT for use with Fuel Injection
- Intended for 12v intermittent use (not continuous)
- Grounded base with 4 stud terminals
$9.99 (USD)