OEM Custom Automotive Wire Harness & Waterproof Connector Assembly for Automotive Electronics

Custom Automotive Wiring Harness Manufacturer OEM Auto Wire Harness Assembly 

YZCONN supports full OEM and ODM customization, including:

• Connector brand and model selection

• Wire gauge and cable type

• Cable length and branch configuration

• Waterproof and sealed designs

• Braided sleeving and protective tubing

• Labels, part numbers, and custom packaging

• Overmolding and terminal solutions

Whether you require a prototype, small-batch production, or high-volume manufacturing, our engineering team works closely with you to optimize design, reduce production risks, and improve assembly efficiency.

Reliable Manufacturing You Can Trust

As an experienced automotive wiring harness manufacturer, we are committed to delivering products that meet the performance and quality requirements of global customers.

Every project benefits from:

• Professional engineering support

• DFM (Design for Manufacturability) review

• Precision automated production

• Strict incoming material inspection

• 100% continuity and electrical testing

• Stable production quality

• Fast prototype development

• On-time global delivery

Our manufacturing system is designed to support long-term OEM projects with consistent quality and dependable supply.

Q1:Can you manufacture according to our drawings?

A1:Yes. We can manufacture based on your 2D drawings, 3D models, wiring diagrams, BOM lists or physical samples.

Q2:Do you provide prototype samples?

A2:Yes. Prototype samples are typically completed before mass production to verify fit, function and performance.