Best Car Headlamp Relays in 2026

Never go beyond its capabilities. Try to stay 10 to 15% below what the rate is for

12-volt 5-prong relay. Excellent water-repellent and dustproof ability, but not using it in water

Be careful when inserting the relay into the socket. If you force it, you will bend the female connectors

Built in fuse socket with included 30A blade fuse with heavy duty 14AWG wires for main contact.

Bosch style 4-Pin SPST (Single Pole Single Throw) Relay.

12VDC (14V Max) and 30A High Switching Capability.

Heavy duty 4-prongs SPST relays, jd1912 12v 40a relay

Use optional Relay Harness, or female Crimp Connectors

High 40A coil capacity- able to handle those high current applications with ease

40A/30A high switching capability

Bosch style 5-prong universal standard relay, SPDT (Single Pole Double Throw)

Pin Specifications: 30-VDC, 85-Ground, 86-Trigger, 87-Output N/O, 87a-Output N/C

The 12v relay harness base contains 3*12 AWG and 2*16 AWG cables, length: 5.5 in, which have higher load-bearing capacity and more stable performance.

Function: 12VDC (14V Max) 5 Pin SPDT (Single Pole Double Throw) Relay with 40A/30A High Switching Capability.

Wire Specifications: White - Ground (85), Blue - VDC (30), Black - Trigger (86), Red - Output N/C (87a), and Yellow - Output N/O (87).

The 12v relay uses high-quality alloy terminals, and the internal contacts are silver-plated. Durable & Firm & Stable Contact Load: High Power Ideal for universal 12V applications.

Function: 12VDC (14V Max) 4-Pin SPST (Single Pole Single Throw) Relay with 200A High Switching Capability. Perfect for Split Charging or Various Automotive Applications.

High 200A coil capacity- able to handle those high current applications with ease, Heavy duty make or break (on/off) relay.

Direct replacement - this headlight relay restores the connection between the headlight control switch and the headlights

Ideal solution - reliable replacement for a relay that has failed due to vibration, moisture infiltration or collision damage

Quality tested - this part has been validated to ensure performance and service life

12V 30A 5-Prongs High-current welded connections for reliability,model JD1914-12V-30A

Standard is a global manufacturer of original equipment ignition products; complete quality control is maintained through the manufacturing process from componentry to finished product

High quality composite housings protect against harsh temperatures and severe under hood conditions

5 Pin SPDT (Single Pole Double Throw) Bosch Style Electrical Relay.

40A/30A High Switching Capability. These relays have a universal application and can be used in a 12 Volt DC power source, such as automotive setups, car sound systems, security systems, and various other applications.

Pin Specifications: 30V DC. Ground (85), Trigger (86), Output N/C (87a), and Output N/O (87).

Sufficient for using: 5 pin! 5 pin! 5 pin! you will receive 4 pieces 12V 30A 5 pin relays, the size is about 1.02 x 0.94 x 0.63 inch/ 2.6 x 2.4 x 1.6 cm, enough quantity can meet your daily use and replacement, you can share them with your friends and family who need them, these relays are 5 plug please note when ordering

Product number: The product is not suitable for all models and brands, please check the specifications carefully to confirm whether it is applicable before purchasing,The product model is JD1914-12V-30A, 12V 30A SPDT 5 Pin Relay

[Reliable Quality] The black shell is made of nylon material, which is electrical insulation, and the pin is made of brass, which can withstand cold and hot condition. Very durable and sturdy in use, no deformation and rust, perfectly made for long-term use.

[Specification] The size is 1.41 x 0.94 x 0.63 inch/ 3.6 x 2.4 x 1.6 cm approximately. Our 30A 12V relay can be used to control the circuits of components with high amperage loads on vehicle, such as headlights, fuel pumps and cooling fans.

[Easy to Use] Our motor relayis suitable for normal antomobile to use, simple operation, you only need to connect the relay and wire, no need other tools, very convenient and easy to use and replace, allow components work normally.

<ul> <li>Please note! : Products are not suitable for all makes and models. Please check the specifications carefully to confirm suitability before purchase. The model number is JD1914-12V-30A, 12V 30A SPDT 5-pin relay. Laser engraved, environmentally friendly.</li> </ul>

<ul> <li>【Standard 12 V Relay】This 5-pin relay operates at 12V and measures about 1.02 x 0.94 x 0.63 inches,more versatile than a 4-pin relay,with a set of power normally open,a set of normally power closed,a set of power conversioon conntact arrangement,and can control normally open or normally closed high power.</li> </ul>

<ul> <li>【Strict quality requirements】We have been using excellent new pure copper, the team laboratory after tens of thousands of tests, the service life can reach more than 100,000 times. Only to ensure that the product is excellent, so that you can use the safety and peace of mind.</li> </ul>

Country of Origin : United States

Package Dimensions: 8.94 L x 4.4 H x 5.85 W (inches)

Fit type: Vehicle Specific

【4 Pieces Relays】 You'll receive 4pcs 5-pin 12V 30A relays in one pack. The size is about 1.4 x 0.9 x 0.6 inches. You'll have enough relays to meet your daily use and replacement. Even you can share them with friends and family. It is also a perfect gift for a husband or father.

【 High-Quality Material】 The 12 volts relay is made with a composite flame retardant material shell that's both durable and safe. 2 pins are made of copper, which has stronger conductivity and can withstand harsh environments.

【5-Pin Relay】 The 5-pin design is especially helpful in various parts of the car's electrical system. They can be used as normally open or normally closed relays. Plus, their compact size makes them easy to store in your toolbox or trunk, so you can use them whenever you need them.