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776164-1 35P Rectangular ECU Wiring Harness Automotive Industrial

Our 776164-1 wiring harness is a high-reliability, application-specific ECU wiring harness engineered for mission-critical automotive electronic control and industrial automation systems. Built with a standard 35P rectangular connector for seamless ECU integration, this automotive wiring harness delivers stable, low-loss signal and power transmission, with full end-to-end customization to meet the strict requirements of global partners, including automotive OEMs, tier 1 suppliers, system integrators, and industrial equipment manufacturers. With decades of cross-industry wiring harness manufacturing experience, we deliver consistent quality, regulatory compliance, and tailored solutions for every project scale.

Availability:
Quantity:
  • Industrial Wiring Harness 11


Product Overview


This 776164-1 35P ECU cable assembly is purpose-built to solve the core pain points of automotive and industrial wiring: unstable signal transmission, premature failure in harsh environments, and inflexible off-the-shelf solutions. We support full parameter customization to align with your unique design, with core configurable features including high-purity pure copper wiring harness conductors, customizable cable length and color, and durable insulation materials. Every finished unit undergoes 100% full functional testing before shipment to ensure zero defects, and we provide pre-production sample validation to confirm fit, performance, and compatibility before mass production.



776164-1 35P Rectangular ECU Wiring Harness Automotive Industrial
776164-1 35P Rectangular ECU Wiring Harness Automotive Industrial



Detailed Technical Specifications



Specification Item

Standard & Customizable Details

Core Model Number

776164-1 35P Rectangular ECU Wiring Harness

Official Product Name

Automotive ECU Cable Assembly, Industrial Control Wiring Harness

Conductor Material

High-purity oxygen-free pure copper (custom gauge available)

Insulation Material Options

Rubber, Silicon, PE, and flame-retardant industrial-grade materials

Connector Specification

35P Rectangular Connector; compatible with Molex, JST, TE, Deutsch (fully customizable)

Cable Customization

Fully adjustable length, color, and gauge to match client design drawings

Environmental Performance

IP67+ waterproof rating, anti-interference, anti-UV, vibration resistance, wide temperature tolerance, oil and corrosion resistance

Quality Control

100% full testing (conductivity, insulation, voltage resistance) for every unit

Customization Services

Full OEM ECU wiring harness and ODM automotive wiring harness support

Sample Policy

Pre-production prototype samples provided for client validation

Industry Certifications

IATF16949 Automotive Quality System Certification, ISO9001 Certification

Core Applications

Automotive ECU systems, industrial automation, vehicle electronics, electrical control equipment

Standard Packaging

Anti-static PE bag for single unit, export-grade carton for bulk orders; custom packaging available



Key Features & Business Benefits for business Partners


IP67+ Waterproof & Harsh Environment Resistance

Our IP67 waterproof wiring harness is engineered to withstand the most demanding operating conditions, with industry-leading anti-vibration, oil resistance, anti-UV, and wide temperature tolerance. This rugged design makes the 776164-1 connector harness ideal for under-hood automotive environments and heavy-duty outdoor industrial settings, minimizing unplanned downtime and long-term maintenance costs for your business.


Premium Pure Copper Conductor & 100% Quality Testing

We use only high-grade, environmentally compliant raw materials for our automotive ECU wiring harness, ensuring low signal loss, stable electrical performance, and extended service life. Our strict multi-stage quality control system covers incoming material inspection, in-process monitoring, and final full testing, guaranteeing consistent performance across both small-batch prototyping and high-volume mass production.


Full Compliance with Global Automotive & Industrial Standards

As an IATF16949 certified wiring harness manufacturer, we adhere to the strictest global automotive quality standards for every 776164-1 wiring harness we produce. All materials meet international environmental regulations, ensuring full compliance for cross-border supply chains and eliminating regulatory risks for our global partners.


Full OEM/ODM Customization & Engineering Support


Flexible Customization Solutions for All Project Scales

We offer comprehensive OEM ECU wiring harness and ODM automotive wiring harness services, with full support for small batch custom wiring harness orders to meet R&D prototyping, pilot runs, and niche project needs. You can fully customize every aspect of the harness, from cable specifications and connector brands to assembly structure and packaging, to perfectly align with your project requirements.


End-to-End Professional Engineering Support

Our in-house engineering team provides full technical support for connector and cable assembly structure design, mold manufacturing, and application-specific solution optimization. We deliver fast response to all client inquiries, leveraging our cross-industry expertise to deliver tailored, cost-effective wiring harness solutions that shorten your project timelines and reduce overall production costs.


Target Applications


This rectangular ECU wiring harness is widely deployed in core scenarios including:

  • Passenger and commercial vehicle ECU systems, engine management control units, and body electronics

  • New energy vehicle battery management and electronic control systems

  • Industrial automation PLC systems and factory automation equipment

  • Heavy-duty machinery electrical control systems

  • Custom electrical system integration projects


Packaging, Delivery & Sample Service


Packaging: Standard anti-static PE bag + export-grade carton packaging, with custom labeling and packaging solutions available to meet your logistics and inventory needs

Sample Lead Time: 3-7 working days for pre-production prototype samples of the 776164-1 ECU cable assembly

Mass Production Lead Time: 10-20 working days for standard orders, with expedited production options available for urgent project timelines

Logistics Support: Full export documentation and global shipping support for cross-border business orders


FAQ


What is the 776164-1 wiring harness used for?

The 776164-1 35P wiring harness is primarily designed for automotive ECU (Electronic Control Unit) signal and power transmission, including engine management systems, body electronic control, and vehicle electrical integration. It is also widely used in industrial automation, PLC control systems, and heavy-duty electrical equipment that requires stable, rugged wiring solutions for harsh operating environments.


Do you offer OEM/ODM customization for the 776164-1 ECU wiring harness?

Yes, full OEM ECU wiring harness and ODM automotive wiring harness services are available for this product. We support full customization of cable length, color, conductor specifications, connector brands, and assembly structure, along with professional engineering support for structural design and mold manufacturing. We also accept small batch custom wiring harness orders to meet R&D and prototyping needs.


What certifications do your automotive wiring harnesses hold?

All our automotive wiring harnesses, including the 776164-1 model, are manufactured under an IATF16949 certified quality management system (the global standard for automotive components) and hold ISO9001 accreditation. Our materials also meet global environmental protection regulations, ensuring full compliance for cross-border automotive and industrial supply chains.


What is the waterproof rating of the 776164-1 rectangular ECU wiring harness?

Our standard 776164-1 ECU wiring harness achieves a waterproof grade of IP67 and above, with additional anti-vibration, oil resistance, anti-UV, and wide temperature tolerance properties. This makes it fully suitable for harsh under-hood automotive environments and outdoor industrial applications with exposure to dust, moisture, and mechanical stress.


Can I get samples before placing a mass production order?

Yes, we provide pre-production samples for all custom and standard ECU cable assembly orders. You can request samples to confirm fit, electrical performance, material specifications, and overall compatibility before placing a mass production order, to eliminate project risks and ensure the final product meets all your requirements.


Inquiry
Changsha Sibel was established in 2017, mainly engaged in connectors, power cords, power plugs, wiring harness and related technical services, etc.

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