Top 10 Relay Switch 12V – Automotive Replacement Electrical Wiring Harnesses

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1. Nilight

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NI -WA 06 LED Light Bar Wiring Harness Kit, 2 Leads 12V On Off Switch Power Relay Blade Fuse for Off Road Lights LED Work Light, 2 Years Warranty, Nilight

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Nilight #ad - Blade fuse protects the circuit when overcurrent or short circuit occurs. Illuminated switch: 3 pin on/off rocker switch with red indicator light when truing on, easy to turn on or off, has been passed test of 5, 000 times pressing.

Two available leads: with 2 sets of light output connectors for dual lighting fixtures less than 180W, the connection is more stable. Package include:1 x wiring harness kit, 1 x instructions. Universal fit: compatible with all automobiles, boats and devices equipped with a 12 volt power source. Circuit protection: power relay-safety protection and conversion circuit.
BrandNilight #ad
ManufacturerNilight #ad
Height2 Inches
Length7 Inches
Weight0.1 Pounds
Width1 Inches
Part NumberNI -WA 06
Model10008W
Warranty2 year manufacturer

2. EHDIS

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Auto Switches & Starters,Pack of 2, EHDIS Car Relay 4 Pin 12v 40amp Spst Model No.: JD2912-1H-12VDC 40A 14VDC

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EHDIS #ad - Mechanical life of 10, 000+ cycles. Use optional relay Harness, or female Crimp Connectors. High 40a coil capacity- able to handle those high current applications with ease. Brand new heavy duty 4-prongs SPST relays. Package include: 2 x 40a 4-Pin 12V Vehicle Relays.
BrandEHDIS #ad
ManufacturerEhdis #ad
Height0.98 Inches
Length1.06 Inches
Weight0.09 Pounds
Width1.06 Inches
Part Number2C05-12V

3. EPAUTO

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EPAuto 30/40 AMP Relay Harness Spdt 12V, 5-PIN SPDT Bosch Style, 5 Pack

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EPAUTO #ad - Safety ul flame retardant 9" wires for the main contact. Package include: 5 relays + 5 relay sockets with wires. Heavy-duty impact molded relay socket with 5 WIRES。White common, Black normally closed, and Yellow normally open. 40a/30a high switching capability.
BrandEPAUTO #ad
ManufacturerEPAuto #ad
Height3.61 Inches
Length5.63 Inches
Weight0.89 Pounds
Width1.78 Inches
Part NumberAE-001-1
ModelAE-001-1

4. ONLINE LED STORE

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10 Pack Bosch Style 5-Pin 12V Relay Switch SPDT 30/40 Amp 12 Volt Automotive Relays for Auto Fan Cars

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ONLINE LED STORE #ad - Pin specifications: ground 85, trigger 86, output N/C 87a, VDC 30, and Output N/O 87. 10pc Included. User manual available for download under Product Information Details. 40a/30a high switching Capability. Bosch style 5-pin spdt Single Pole Double Throw Relay.
BrandONLINE LED STORE #ad
ManufacturerONLINE LED STORE #ad
Height1.75 Inches
Length5.75 Inches
Width2.75 Inches
Part NumberPSZACCEPS176R
Model13

5. ONLINE LED STORE

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ONLINE LED STORE 6 Pack 4-Pin 12V Bosch Style Fused Relay Switch Kit Interlocking Harness Socket Holder 14 AWG Hot Wires SPST 30 Amp 12 Volt Automotive relays with Fuse for Auto Cars

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ONLINE LED STORE #ad - 12vdc 14v max and 30a high Switching Capability. Bosch style 4-pin spst Single Pole Single Throw Relay. Built in fuse socket with included 30A blade fuse with heavy duty 14AWG wires for main contact. Set includes 6 relays, 6 relay harnesses, and 6 blade fuses. Wire specifications: black - ground 85, red - VDC 30, white - trigger 86, Blue - Output N/O 87.
BrandONLINE LED STORE #ad
ManufacturerONLINE LED STORE #ad
Height2 Inches
Length6.5 Inches
Weight0.8 Pounds
Width5.62 Inches
Part NumberPSZACCEPS179R
ModelPSZACCEPS179R

6. iRhapsody

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Heavy Duty 12 AWG Tinned Copper Wires, 5-PIN SPDT Bosch Style Automotive Relay, 1 Pack 40/30 AMP 12 V DC Waterproof Relay and Harness

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iRhapsody #ad - 12v waterproof 5-prong relay max 15. 6v. 12 awg tinned copper wires for pin 30, 87, 87a. 12v relays can operate with anywhere between 9v and 15. 6v, so if you are looking for a 14v 5-pin relay, this is what you want. Spdt relay: it has both normally open and normally closed terminals, terminal 87A is powered when the relay is inactive and switches the power to terminal 87 when the relay is activated. 16 awg tinned copper wires for pin 85 and 86. Length: 5. 1in. 40 amp / 30 amp high switching capability. Excellent waterproof and dustproof ability, high quality in any weather conditions.
BrandiRhapsody #ad
ManufacturerIRHAPSODY #ad
Height1.35 Inches
Length8.17 Inches
Width1.4 Inches
Part NumberIY-5PinRelay-1
Warranty1 YEAR WARRANTY

7. ONLINE LED STORE

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ONLINE LED STORE 6 Pack Bosch Style 5-Pin 12V Relay Kit Interlocking Harness Socket Holder 14 AWG Hot Wires SPDT 30/40 Amp 12 Volt Automotive Relays for Auto Fan Cars

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ONLINE LED STORE #ad - Heavy duty 14awg wires for the main contact and pre-wired with 6" pigtail leads. Interlocking design relay socket harness base for easy cable management & organization. Wire specifications: black - ground 85, white - trigger 86, Yellow - Output N/C 87a, red - VDC 30, and Blue - Output N/O 87. User manual available for download under Product Information Details. Bosch style 12vdc 14v max 5-pin spdt single pole Double Throw Relay with 40A/30A High Switching Capability.
BrandONLINE LED STORE #ad
ManufacturerONLINE LED STORE #ad
Height1.62 Inches
Length5.75 Inches
Width5.25 Inches
Part NumberPSZACCEPS175R
Model13

8. Nilight

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Nilight 50023R 5 Pack 30A Fuse Relay car Truck Socket kit-30A Switch Harness Set-12V DC 4-Pin SPST Automotive 14 AWG Hot Wires-Auto Switches & Starters Set,2 Years Warranty

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Nilight #ad - Package includes: 5 relays, 5 relay harnesses, and 5x30A blade fuses. Mounting design feature - the interlocking mounting design of unique male and female slot on each socket edge, connect relays together and manage cables easily, offering clean and neat installation.

No need of a separate fuse holder, saving space and money. Bosch style 4-pin spsT Single Pole Single Throw Relay. Black - ground 85, white - trigger 86, red - VDC 30, Blue - Output N/O 87. Easy wiring - the relay sockets come with color-labeled wires for load/accessories convenient wiring. Wide application - widely used in car keys power control, change a low current output to high current, power door lock/actuator control, polarity change, over-load protection, trunk release, add ignition/accessory outputs, control motors/other electronics etc.

Upgraded version - automotive relays built in fuse socket included 30a blade fuses with heavy duty 14AWG wires for main contact.
BrandNilight #ad
ManufacturerNilight #ad
Height2 Inches
Length8 Inches
Weight0.72 Pounds
Width6 Inches
Part Number50023R
Model50023R
Warranty2 Years Warranty

9. Gebildet

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Gebildet JD1912 Car Relay Harness 12V 40A 4 Pin SPST Harness Sockets with Color-Labeled Wires for Automotive Truck Van Motorcycle Boat Pack of 2

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Gebildet #ad - Small size/low power consumption/High contact voltage/ High sensitivity. Brand new heavy duty sPSTSingle Pole Single Throw relays with color-labeled wires. Life expectancy electrical: 100, life expectancy Mechanical: 10, 000 Operation, 000, 000 Operation. Minimum operating voltage 8v, corresponding minimum operating current is 100mA; Standard operating voltage 12V, corresponding standard operating current is 150mA. Contact material: ag alloy / Contact Resistance: ≤ 100MΩ.
BrandGebildet #ad
ManufacturerGebildet #ad
Part NumberE079
ModelE079

10. iRhapsody

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Heavy Duty 12 AWG Tinned Copper Wires, 5-PIN SPDT Bosch Style Automotive Relay, 5 Pack 40/30 AMP 12 V DC Waterproof Relay and Harness

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iRhapsody #ad - 12v dc waterproof 5 wire relay max 14v. 40 amp / 30 amp High switching capability. 12 awg tinned copper wires for pin 30, Pin 87, Pin 87a. 16 awg tinned copper wires for Pin 85, Pin 86. Length: 5. 1in. Nominal coil voltage: 12 v dc; coil power: 1. 8 w; coil resistance: 80 Ω; must operate voltage: 6~8 V DC; Must Release Voltage: 06~3. 6 v dc; maximum applied Voltage: 15. 6 v dc. Length: 5. 1in. Excellent waterproof and dustproof ability, high quality in any weather conditions.
BrandiRhapsody #ad
ManufacturerIRHAPSODY #ad
Height1.7 Inches
Length7.85 Inches
Weight1.1 Pounds
Width1.6 Inches
Part NumberIY-5PinRelay-5
Model13
WarrantyONE YEAR WARRANTY