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Excellent water-repellent and dustproof ability, but not using it in water.


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.
Bosch style 4-pin spsT Single Pole Single Throw Relay. Package includes: 5 relays, 5 relay harnesses, and 5x30A blade fuses.


1. iRhapsody
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Heavy Duty 12 AWG Tinned Copper Wires, IRHAPSODY 4-pin 40/30AMP 12V DC Relay and Harness, SPST Automotive Relay
#adiRhapsody #ad - Nominal coil voltage: 12v dc; coil power: 1. 8w; coil resistance: 80Ω. 16 awg tinned copper wires for Pin 85, Pin 86. 12-volt relay max 14-volt. 12 awg tinned copper wires for Pin 30, Pin 87.More information #ad
Must operate voltage: 6~8v dc; must release voltage: 06~3. 6v dc; maximum applied Voltage: 15. 6v dc. Length: 5. 1in. 40a/30a high switching capability. Length: 5. 1in.Brand | iRhapsody #ad |
Manufacturer | IRHAPSODY #ad |
Part Number | 4PIN12VRelay06P |
Warranty | 1 YEAR |
More information #ad
2. 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
#adGebildet #ad - Life expectancy electrical: 100, 000 operation, 000, Life Expectancy Mechanical: 10, 000 Operation. Minimum operating voltage 8v, corresponding minimum operating current is 100mA; Standard operating voltage 12V, corresponding standard operating current is 150mA.More information #ad
Contact material: ag alloy / Contact Resistance: ≤ 100MΩ. Brand new heavy duty sPSTSingle Pole Single Throw relays with color-labeled wires. Small size/low power consumption/High contact voltage/ High sensitivity.Brand | Gebildet #ad |
Manufacturer | Gebildet #ad |
Part Number | E079 |
Model | E079 |
More information #ad
3. EHDIS
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EHDIS Car Relay 4 Pin 12v 40amp Spst Model No.: JD2912-1H-12VDC 40A 14VDC, Auto Switches & Starters,Pack of 2
#adEHDIS #ad - Package include: 2 x 40a 4-Pin 12V Vehicle Relays. Heavy duty 4-prongs SPST relays. Important note: ehdis is the original Brand of this relay, We only guarantee the quality of Ehdis store products.More information #ad
High 40a coil capacity- able to handle those high current applications with ease. Use optional relay Harness, or female Crimp Connectors.Brand | EHDIS #ad |
Manufacturer | Ehdis #ad |
Height | 0.98 Inches |
Length | 1.06 Inches |
Weight | 0.09 Pounds |
Width | 1.06 Inches |
Part Number | 2C05-12V |
Model | 2C05-12V |
More information #ad
4. XtremeAmazing
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XtremeAmazing Pack of 2 Car Relay Socket Harness JD1912 12V 40A 4 Pin SPST Wires for Automotive Truck Van Motorcycle Boat Switches Starters Set
#adXtremeAmazing #ad - 40amp connector Socket with 4 Terminals design. Contact resistance: ≤ 100MΩ. Relay load: 40A/12VDC. Package contents: 2 x 40a 4-pin 12V Vehicle Relay, 2 x Pre-wired socket.More information #ad
Brand | XtremeAmazing #ad |
Manufacturer | XtremeAmazing #ad |
Part Number | JD1912 |
Model | JD1912 |
More information #ad
5. iRhapsody
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Heavy Duty 12 AWG Tinned Copper Wires, 5-PIN SPDT Automotive Relay, 1 Pack 40/30 AMP 12V DC Waterproof Relay and Harness
#adiRhapsody #ad - Try to stay 10 to 15% below what the rate is for. 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.More information #ad
Primary leads use 12 a. W. G tinned copper wire. Coil leads use 16 a. W. G. If you push hard, you will bend the female connector. 12-volt 5-prong relay. Be careful when plugging the relay into the socket. Never go beyond its capabilities. Excellent water-repellent and dustproof ability, but not using it in water.Brand | iRhapsody #ad |
Manufacturer | IRHAPSODY #ad |
Height | 1.35 Inches |
Length | 8.17 Inches |
Width | 1.4 Inches |
Part Number | IY-5PinRelay-1 |
Warranty | 1 YEAR WARRANTY |
More information #ad
6. iRhapsody
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Heavy Duty 12 AWG Tinned Copper Wires, 1 Pack SPST Automotive Relay, 4-pin 80/60 AMP 12V DC Waterproof Relay with Harness
#adiRhapsody #ad - 12-volt 4-prong relay. If you force it, you will bend the female connectors. For the people whose relays are burning, read the specs on the item description, please make sure you are making tight connections especially on the load wires, and ensure that the operating environment meets the safety requirements of the relay.Excellent water-repellent and dustproof ability, but not using it in water.
More information #ad
Thick 12 gauge wire for the load terminals. Be careful when inserting the relay into the socket. Try to stay 10 to 15% below what the rate is for. Works for both positive and negative activation. Easy to install just make sure you follow the wiring diagram. Never go beyond its capabilities.Brand | iRhapsody #ad |
Manufacturer | IRHAPSODY #ad |
Part Number | 4PIN12VRelay80AWF1P |
Warranty | 1 year |
More information #ad
7. EPAuto
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4 Pack, EPAuto 30/40 AMP Relay Harness Spdt 12V Bosch Style
#adEPAuto #ad - 40a/30a high switching capability. Safety ul listed 6" wires with pigtail leads for the main contact. Package include: 4 relays + 4 relay sockets with wires. Heavy-duty impact molded relay socket with 5 WIRES。White common, Black normally closed, and Yellow normally open.More information #ad
Brand | EPAuto #ad |
Manufacturer | EPAuto #ad |
Height | 4.75 Inches |
Length | 5.75 Inches |
Width | 1.75 Inches |
Part Number | AE-001-2 |
Model | AE-001-2 |
More information #ad
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
#adNilight #ad - Upgraded version - automotive relays built in fuse socket included 30a blade fuses with heavy duty 14AWG wires for main contact. Black - ground 85, red - vdc 30, white - trigger 86, Blue - Output N/O 87.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.
More information #ad
Easy wiring - the relay sockets come with color-labeled wires for load/accessories convenient wiring. No need of a separate fuse holder, saving space and money. Wide application - widely used in car keys power control, add ignition/accessory outputs, trunk release, power door lock/actuator control, polarity change, change a low current output to high current, over-load protection, control motors/other electronics etc. Bosch style 4-pin spsT Single Pole Single Throw Relay. Package includes: 5 relays, 5 relay harnesses, and 5x30A blade fuses.
Brand | Nilight #ad |
Manufacturer | Nilight #ad |
Height | 2 Inches |
Length | 8 Inches |
Weight | 0.72 Pounds |
Width | 6 Inches |
Part Number | 50023R |
Model | 50023R |
Warranty | 2 Years Warranty |
More information #ad
9. 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
#adONLINE LED STORE #ad - 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.More information #ad
Wire specifications: black - ground 85, white - trigger 86, Red - VDC 30, Blue - Output N/O 87.12vdc 14v max and 30a high Switching Capability. Set includes 6 relays, 6 relay harnesses, and 6 blade fuses.Brand | ONLINE LED STORE #ad |
Manufacturer | ONLINE LED STORE #ad |
Height | 2 Inches |
Length | 6.5 Inches |
Weight | 0.8 Pounds |
Width | 5.62 Inches |
Part Number | PSZACCEPS179R |
Model | PSZACCEPS179R |
More information #ad
10. ESUPPORT
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ESUPPORT Car Relay 12V 40A SPST 4Pin Switch Socket Plug Wire Harness Automotive Pack of 5
#adESUPPORT #ad - Package include: 5 x 12v 40a 4pin Relay and 5 X Relay Socket. Brand new heavy duty 12 Volt 40 amp 4-prong SPST relays. Widely used in car keys power control, over-load protection, power door lock/actuator control, trunk release, control motors/other electronics etc.More information #ad
High 40a coil capacity- able to handle those high current applications with ease. Mechanical life of 100, 000, 000+ cycles, life expectancy Mechanical: 10, 000 Operations.Brand | ESUPPORT #ad |
Manufacturer | ESUPPORT #ad |
Part Number | CXR40T0304B |
Model | E Support |
More information #ad