Our H4 Headlight Relay Wiring Harness Socket Plug Kit is engineered to resolve issues such as dim headlights, flickering lights, back feeding power, and overheating plugs or headlight switches. Designed for seamless integration with H4 9003 headlights, this kit features built-in durable relays and high-temperature ceramic sockets to protect your vehicle’s electrical system. Constructed from high-quality PE pipe and heat-resistant ceramic materials, it ensures long-lasting performance without melting or aging. Pre-wired for plug-and-play installation, it supports HID conversion kits without triggering errors and provides consistent 4000K cool white illumination for reliable visibility.
| Specification | Details |
|---|---|
| Product Type | Headlight Relay Wiring Harness Kit |
| Material | PE pipe and high-frequency ceramic |
| Color | Cool White |
| Dimensions | 23.5 x 13.3 x 6.9 cm |
| Weight | 260 g |
| Voltage | 12V |
| Wattage | 150W Max |
| Applications | H4 9003 Headlights, HID Conversion Kits |
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If your product includes a warranty, you must contact our Customer Support team to obtain the registration instructions and complete the required process before submitting a warranty claim. For warranties extending beyond six months, you must contact us by email to request renewal of your warranty registration every six months during the applicable warranty period. Please request renewal before your current registration period expires. Registration renewal does not extend the original warranty period.
For assistance, email sales@thelights4u.com with your order number and product details.
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Many of our lighting products use LED technology, which generally consumes less energy and offers a longer lifespan than traditional lighting options. Energy consumption and performance vary by product, so please refer to the individual product specifications for details.
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For assistance, email sales@thelights4u.com and include your order number and a description of the issue.
You can contact our Customer Support team by email at sales@thelights4u.com or by telephone on +44 203 472 0587. Please include your order number when contacting us about an existing purchase so we can assist you more efficiently.
