Relays
Showing all 11 results
- Sale!
4 Relay Panel – Upgraded 12GA Wiring with Flyback Diodes **ON SALE**
$149.00 (USD) Select options4 Relay Panel – Upgraded 12GA Wiring with Flyback Diodes **ON SALE**
Built with heavy-duty 12AWG RELAY WIRES and FLYBACK DIODES.
Save 30% while supplies last.
- Motor Loads (fans and pumps): rated 12A @ 12vDC
- Resistive Loads: rated 24A @ 12vDC
- 4 x pre-wired SPST relays rated 40A with built-in smart LED fuses that glow when blown
- Comes with main feeder and main fuse
- Each individual relay can be wired for either positive or negative switching
$149.00 (USD) -
5-Pin Relay 40A with Socket
$12.99 – $28.99 (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.
$12.99 – $28.99 (USD) -
80A Heavy-Duty Relay 4-Pin
$12.50 (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. Comes with #10 AWG insulated crimp terminals. You can also choose to add #8 AWG non-insulated crimp terminals with heat shrink wrap, which is ideal for larger loads.
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)
$12.50 (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
$125.00 – $245.00 (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. Can handle up to 24A resistive loads @ 12vDC, and up to 12A electric motor loads (fans and pumps).
- 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
$125.00 – $245.00 (USD) -
Bosch Style Relay Boxes SPDT – N.O./N.C.
$165.00 – $275.00 (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. Can handle up to 24A resistive loads @ 12vDC, and up to 12A electric motor loads (fans and pumps).
- 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
- 1 x N.C. output available
$165.00 – $275.00 (USD) -
Racing Fuse Box with Relays
$225.00 (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
$225.00 (USD) -
Relay Bank & Harness Kit
$40.00 – $70.00 (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
$40.00 – $70.00 (USD) -
Relay Box for Power Windows / Locks
$165.00 – $215.00 (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 5amp LED control fuse that glows when blown
- Allows for negative switching if needed
- #6 bolt-size screw terminals are labeled for easy wiring
For use with 2-wire door lock actuators only.
$165.00 – $215.00 (USD) -
Relay Control Center 80AMP – RCP1
$95.00 (USD) Select optionsRelay Control Center 80AMP – RCP1
A heavy-duty relay control center for cars, trucks, boats and more. Manufactured in-house, we call it the RCP1.
- Heavy-duty 80amp SPST relay for high-power control. For use with motor loads up to 32 AMPS.
- 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
$18.99 (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
$18.99 (USD)