ECU Wire Harness (Automotive ECU Wiring Harness)
Industrial Grade | For Automotive Engine Control Units
- Connector: 12Pin 14Pin 16Pin 18Pin Youwei ECU Adapter
- Conductor: Tinned Stranded Copper
- Insulation/Sheath: PVC + Braided Sleeve + Heat Shrink Tube / UL94V-0 Nylon
- Rated Voltage: 12V DC
- Wire Length: 250mm
- Color: Black
- Certifications: RoHS Compliant
- Customizable: Wire Length / Connector Type / Pin Count

ECU Wire Harness Specifications
Industrial Grade 12Pin 14Pin 16Pin 18Pin ECU Wiring Harness, Reliable for Automotive Engine Control Unit Applications
1. Basic Specifications
- Product Name: 12Pin 14Pin 16Pin 18Pin ECU Wire Harness / Automotive ECU Wiring Cable
- Connector Type: 12Pin 14Pin 16Pin 18Pin ECU Adapter Connector (Youwei Brand)
- Conductor Material: Tinned Stranded Copper
- Insulation Material: PVC + Braided Sleeve + Heat Shrink Tube (Abrasion & Heat Resistant)
- Sheath/Housing Material: Nylon (UL94V-0 Flame Retardant Grade)
- Rated Voltage: 12V DC
- Wire Length: 250mm (Standard, Customizable)
- Color: Black
- Origin: China
2. Key Performance Parameters
- Signal Transmission: Stable 12V signal transmission with low conductor resistance, ideal for automotive ECU systems
- Environmental Resistance: Heat-resistant, humidity-resistant, and anti-aging, adapting to harsh engine bay conditions
- Flame Retardant Grade: UL94V-0 rated nylon housing, meeting automotive fire safety standards
- Certifications: RoHS Compliant
3. Structural Features
- Tinned Copper Conductor: High-purity tinned copper, ensuring stable conductivity and anti-oxidation performance
- Multi-Layer Insulation: PVC inner insulation + braided protective sleeve + heat shrink tube, providing excellent anti-abrasion and anti-interference performance
- UL94V-0 Nylon Housing: High-strength, flame-retardant nylon shell with a secure locking mechanism, preventing loose connections
- Pre-Terminated Design: Ready-to-use 250mm harness, no additional wiring required for quick installation
4. Application Scope
- Widely used in automotive engine control units (ECU)
- ECU repair, replacement, and modification projects
- Automotive electronic control system signal transmission
- Aftermarket automotive wiring upgrade scenarios
5. Customization Options
- Custom wire length
- Custom pin count and connector type
- Custom insulation materials for special environments
- Custom cable color and labeling
- Bulk packaging and OEM service available