Custom High-Voltage Battery Wire Harness & Automotive Communication Wire Harness for New Energy Vehicles – Manufacturer & OEM

Product Introduction

As a professional OEM wire harness manufacturer, we provide custom high-voltage battery wire harnesses and automotive communication wire harnesses specially designed for new energy vehicles (NEVs), including electric and hybrid cars. Our wiring harnesses deliver exceptional electrical performance, reliable data transmission, and outstanding durability in demanding automotive environments.

Each communication wire harness is engineered with premium copper conductors, heat-resistant insulation, and advanced EMI/RFI shielding to ensure stable signal flow between ECUs, sensors, and communication modules. The high-voltage battery wire harness is designed to handle large current loads and high voltage safely, providing effective protection against heat, vibration, and environmental interference.

We offer custom design, prototyping, and OEM production services according to customer specifications, supporting flexible configurations such as multi-core cables, connector options, and shielding types. Our goal is to deliver cost-effective, high-performance wiring harness solutions that meet the evolving needs of the global new energy vehicle market.

Applications

• New Energy Vehicles (EV / HEV / PHEV) – Battery systems, power distribution units, motor controllers

• Battery Management Systems (BMS) – Signal transmission between cells and control units

• Charging Modules – High-voltage charging and discharging communication lines

• Onboard Communication Systems – Data and control signal harnesses for in-vehicle electronics

• Automotive Powertrain Control – Transmission, inverter, and ECU interconnects

• Industrial Electric Equipment – Custom high-voltage wiring solutions for automation and robotics

Why Choose Us

• Over 10 years of experience in custom automotive communication harness design

• Advanced production lines with automated crimping and testing

• Full OEM & ODM service capability

• Competitive pricing with strict quality control and global logistics support

Our custom automotive communication wire harness and high-voltage battery wire harness solutions empower the next generation of electric and hybrid vehicles, ensuring safe, efficient, and intelligent connectivity for sustainable mobility.