Welcome To Romtronic

Cable Assembly Manufacturer

Wire Harness Manufacturer for Custom OEM/ODM Projects

HMLV Specialist | 300% Inspection | 5-15 Day Samples | In-House Lab

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Official logo of Romtronic, a premier manufacturer of high-precision wire harnesses, medical cables, and industrial interconnect solutions

Our Company

Romtronic is a China-based cable assembly and wire harness manufacturer serving OEM and ODM customers worldwide. With 29 years of experience, we deliver precision interconnect solutions built to meet demanding technical requirements.

We are certified to ISO 9001, ISO 13485:2016, and IATF 16949, and our products are shipped to customers in more than 80 countries. From custom cable assemblies to custom wire harness solutions, we provide reliable quality and responsive support at every stage of your project.

Email us now：

sales@romtronic.com

Our Products

As a manufacturer of custom precision cable assemblies and wire harnesses, Romtronic provides reliable interconnect solutions for a wide range of commercial and industrial applications. Our product portfolio includes DisplayPort, LVDS, USB, DVI, SATA, JST, RCA, RS232, VGA, M8, M12, M16, and other custom cable configurations. We deliver tailored solutions for automotive, trailer, medical device, appliance, robotics, and heavy-duty industrial machinery projects.

Our Product Brochure

Why Choose Us?

Certified for High-Compliance Industries: IATF 16949 | ISO 13485 | EN 45545 | USB4 TID.

01.
A professional quality assurance graphic representing Romtronic's 300% inspection process for high-reliability wire harnesses and interconnects

300% Inspection & Zero Defects

Every product undergoes rigorous multi-stage testing, ensuring zero defects and uncompromising quality for high-reliability applications.

02.
An advanced in-house laboratory at Romtronic featuring precision testing equipment for electrical, mechanical, and environmental cable validation

Independent, Fully Equipped Laboratory

Our in-house lab validation includes TDR, salt spray, tensile, and bending testing to ensure advanced signal integrity and durability.

03.
A professional graphic stating 'Small Quantity Orders Accepted', representing Romtronic's High-Mix Low-Volume (HMLV) manufacturing flexibility

Small Quantity Orders Accepted (HMLV)

Specializing in High-Mix Low-Volume production. Flexible MOQs start from just 10 pieces or a total order value of over $100.

04.
29Y OEM & ODM Experience

29Y OEM/ODM Experience

Partners with global brands like Siemens, Bosch, and Samsung.

05.
Romtronic's skilled engineering team collaborating on high-precision wire harness design and DFM analysis.

Professional Engineering Team

12 experienced engineers proficient in CAD and Pro-E drafting.

06.
High-speed automated wire cutting, stripping, and crimping machines at Romtronic's advanced manufacturing facility.

Advanced Automation Equipment

Laser wire stripping and fully automated production lines.

07.
Romtronic's service guarantee of responding to customer inquiries and technical requests within 24 hours.

Service Response within 24 Hours

24/7 online support and rapid technical expert feedback.

08.
Romtronic's professional sales team providing technical consultation for custom cable projects.

Expert Sales Team

18 sales professionals with 10+ years of global industry experience.

09.
Romtronic's flexible manufacturing floor supporting rapid changeovers for custom cable assembly projects.

Operational Flexibility

Operations designed to meet diverse customer needs and business models.

What Our Customer Say

As a customer of custom automotive wire harnesses from Romtronic, my experience has been outstanding thanks to their commitment to prompt responses and professional service, especially from Emily. The structure and detailing of their products are well thought out and precise.

Anne hathaway

Happy working with Romtronic. Their medical wire harnesses are consistently impeccable, and they deliver with impressive speed. In a demaniding medical dield, it’s rare to find such a company that perfectly balances workmanship and efficiency.

Steffen Neumann

For my industrial automation projects, Romtronic cables are perfect! Their team is highly responsive and consistently delivers top-notch, marine-grade products. Every one of my projects benefits from their fast, dependable, and high-quality solutions.

Connor Pasley

Romtronic has always been our go-to for automotive wiring harnesses, and they’ve never let us down. Their products are meticulously crafted, reflecting exceptional attention to detail. As a leading automotive supplier, their professionalism and reliability truly set them apart.

Marie Caron

Contact Us​

Feel free to contact us by filling out the form to request a quote for cable assemblies or wire harnesses or to schedule a factory tour. You can also take a live video tour of our company at your convenience.

Romtronic's professional office area designed for efficient project coordination and global client communication.

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