Automotive Headlight LED Wiring Harness 12V 40A Dual Relay 280W
This premium wiring harness assembly kit delivers stable power and precise control for automotive LED headlights, taillights, and auxiliary lighting systems. Engineered with pure copper conductors and professional-grade components for reliable performance in demanding automotive applications.
Product Overview
The High-Performance LED Headlight Wiring Harness is engineered to deliver stable power and precise control for automotive LED headlights, taillights, and auxiliary lighting systems. Designed to meet stringent automotive safety standards (SAE J1772, ISO 19642), this harness integrates high-purity copper conductors, flame-retardant insulation, and IP67/IP68-rated seals, ensuring reliability in extreme temperatures (-40°C to +125°C) and harsh environments.
Key Specifications
Voltage Rating
12V DC
Current Capacity
40A Maximum
Power Rating
280W
Conductor Material
Pure Oxygen-Free Copper (OFC)
Insulation
PVC Flame-Retardant
Temperature Range
-40°C to +125°C (-40°F to +257°F)
Superior Electrical Performance
High-Conductivity Conductors: 99.99% pure oxygen-free copper minimizes resistive losses and supports up to 15A continuous current for high-power LEDs
Advanced Insulation: UL94-V0 flame-retardant PVC or low-smoke halogen-free materials resistant to abrasion, oils, and UV exposure
Extended Temperature Range: Reliable operation from -40°C to +125°C with thermal stability for engine compartments and extreme climates
Durability & Safety Features
Waterproof Construction: IP67/IP68-rated seals tested at 2m submersion for 48 hours
EMI Protection: Braided copper shielding reduces electromagnetic interference by >60dB
Overload Protection: Integrated fuses and thermal cutoffs prevent overheating during short circuits
Modular & Customizable Design
Multiple Connector Options: Supports 2-12-pin configurations compatible with BMW, Mercedes-Benz, Toyota and other major brands
Cable Compatibility: AWG 16-24 cables with pre-attached or field-wiring installation options
Smart Integration: Optional PWM controllers for dimming, CAN bus communication, and OBD-II diagnostics
Certifications & Compliance: CE, RoHS, UL, IECEx, and ATEX certified for global safety compliance. REACH-compliant and halogen-free materials for eco-friendly applications.
Functional Advantages
Adaptive Lighting Control: Enables dynamic beam patterns including cornering lights and pedestrian alerts
Optimized Performance: Low voltage drop (<3%) at maximum current maintains consistent LED brightness
Professional Integration: Ideal for both OEM installations and aftermarket upgrades