Automotive Wire Harness – Custom OEM Solutions
We specialize in automotive wire harness design and manufacturing, delivering tailored solutions for OEMs and Tier-1 suppliers. From engine wiring to EV high-voltage harnesses, Q-LINK ensures full compliance with IATF16949 and ISO standards.
Automotive Systems We Support
Engine Harness
Designed to ensure efficient signal and power transmission in harsh under-hood environments. Built for heat, oil, and vibration resistance.
Lighting Harness
Custom harnesses for headlights, taillights, DRLs, and fog lights. Ensures waterproofing, stability, and long-term reliability.
Airbag & ABS Harness
Critical harnesses for airbag modules and ABS/ESP systems. Built with redundancy and EMI shielding for safety compliance.
Dashboard Harness
Integrates dashboard displays, controls, infotainment and HVAC systems with modular, space-saving layouts.
EV Battery Pack Harness
High-voltage cable assemblies for EV battery management, featuring insulation, shielding, and temperature sensors.
Sensor & Camera Harness
Reliable connections for ADAS, reversing cameras, radar, and LiDAR systems. Built for data integrity and noise immunity.
Why Choose Us
We understand your challenges — that’s why our solutions are built to ensure quality, speed, and reliability.
Your Challenges
- Inconsistent quality, incomplete inspections
- Long sampling cycle, unstable lead time
- Complex wiring layout and connector issues
- No traceability or compliance documents
Our Solutions
- 100% functional & reliability tests with traceable reports
- Fast prototyping in 3–7 days with flexible MOQ
- Engineering support for layout & connector optimization
- IATF16949 workflow with RoHS/REACH & full traceability
20+ Years Experience
Founded in 2004, specializing in automotive and custom harness systems.
32,000㎡ Smart Factory
Integrated with injection molding, crimping, and automated assembly lines.
Certified Quality
IATF16949, ISO9001, ISO14001 & BSCI certified quality and environmental systems.
OEM/ODM Capability
In-house R&D for ID, electronics, acoustics, and mechanical integration.
Production Workflow
Our automotive wire harness production follows a strict 6-step process:
1、Engineering evaluation & design
2、Material selection & BOM preparation
3、Sample prototyping & tooling
4、Mass production with semi/full automation
5、100% functional & reliability testing
6、Custom packaging & on-time global delivery
Quality Assurance
All our automotive wire harnesses comply with IATF16949, ISO9001 & BSCI. Every batch undergoes:
Salt spray testing
Insulation resistance & continuity check
Pull force & bending cycle tests
EMI & ESD protection inspection
Manufacturing Capabilities
- Wire Range: 0.13mm² to 6mm²
- Voltage Support: 12V / 48V / 600V+
- Connector Brands: TE, JST, Yazaki, Molex, Aptiv
- In-house Processes: Crimping, molding, ultrasonic welding
- Testing: Salt spray, pull force, continuity, vibration
- Automation: >85% automation in key processes
What Our Global Clients Say
Trusted by over 30 global brands in Automotive, medical, and consumer industries.
Senior Project Manager
Meditech Instruments Ltd.（UK）
Q-LINK has been an outstanding partner in our medical cable development. Their engineering team quickly understood our requirements and delivered prototypes that met ISO13485 standards perfectly.
Purchasing Director
BioSense Medical Systems（USA）
We appreciate Q-LINK’s attention to detail and reliable quality control. Their full-function testing and traceable production process give us total confidence in every batch.
Operations Manager
HealTech Diagnostics（Germany）
From initial design to mass production, Q-LINK’s flexibility and responsiveness exceeded our expectations. The team provided valuable insights on connector design and sterilization compatibility.
One-Stop OEM/ODM Solutions
Let’s start your automotive wiring project today， Our sales engineers will respond within 24 hours.