
The automotive-grade wiring and cable assemblies used in custom-designed harnesses for the industry must be prepared against the harsh effects of car engines’ work. Car wires are supplied with sheathing, waterproof sealing connectors, and battery cable crimps to ensure automotive electrical components work correctly.
Automotive Wiring Harnesses by Romtronic
Romtronic, a key manufacturer of automotive construction looms, can produce according to your needs and requirements. We are among the most reputed wire harness manufacturers, and with our experience and industry knowledge, we can meet all your transportation sector needs.
Automotive Industry Challenges and Solutions
Electronic products should withstand high levels of motion, heat, and stress in the automotive and transportation industry and be reliable in the long term. Our stable, widely used production and trials processes in the automotive sector, combined with years of experience working alongside TS 16949-certified suppliers, show we can manufacture much bigger things here.
Experts in Providing Technical Solutions for the Automotive Industry
Romtronic has been providing technical solutions for the automotive industry since 1997. Romtronic produces automotive harnesses of the highest quality, built to meet your company’s most challenging demands.

Key Elements of Custom Wiring and Harness Components
Single conductors such as larger wire AWG 6 or 8-gauge may be used in some automotive battery cable applications. These harnesses are also equipped with proprietary connectors that can be sealed water-tight, using Delphi/TE Connectivity/Molex type Connectors and weatherproof wiring sleeves in areas prone to ingress.
Custom Automotive Harness Solutions for Customers
All custom harnesses in wiring and harness components undergo 100% testing. Every automotive harness undergoes quality testing to ensure reliability and compliance with industry standards. We work closely with you to understand your requirements and build harnesses that meet your specifications.
Diverse Applications of Wiring Harnesses and Cable Components in the Automotive Industry
Wiring harnesses and cable components are essential to the automotive industry. Their intersections drive different systems, such as the engine, vehicle electromobility, and cabin interior efficiency. These systems also relate to active safety, entertainment, and performance communication. These parts help various functions and systems work correctly.
Romtronic’s Commitment and Quality Assurance
We take pride in superior customer service and new product development, ensuring high-quality standards to deliver automotive wiring harnesses and cable assemblies. We offer various standard and custom products tested for extreme environmental sensitivity. Contact us to learn more about our automotive wiring harness and cable assembly capabilities.