Custom Cable Assembly Manufacturer
Romtronic is a leading manufacturer of high-quality, custom cable assemblies. We offer tailored solutions for various industries, including automotive, medical, consumer electronics, and industrial automation. This ensures reliability, performance, and innovation in every connection.
Providing customised requirements

Are you looking for customized cable assemblies? We are a China-based manufacturer and supplier serving customers who require custom cable assemblies. Whether you need a small or large quantity, we can meet your custom needs, including semi-rigid, flexible, corrugated, hand-formed, and various other custom cable assemblies.
To meet the high-end OEM and ODM service requirements of our customers, we continually improve our manufacturing processes to produce specialized cable assemblies for data, signal, and power transmission. Equipped with advanced automation equipment and an on-site laboratory to design and manufacture cable assemblies according to specific specifications.
While our cable assemblies are custom, we integrate standard technologies to meet any needs. We can create custom over-molded assemblies for nearly all standard I/O technologies, incorporating specific colors or logos to allow customers to create a unique assembly that represents their brand.
Our cable assembly manufacturing process

Design and Engineering
Engineers customize designs to solve common electrical problems, optimizing functionality and lifespan through tailored component designs.
Prototyping
Prototyping can test before mass production, minimize mid-phase design changes and material waste, and ensure design validation.
Production and Assembly
Customized production and assembly processes accommodate a wide range of cable types and sizes, featuring precise wire cutting, termination, and assembly for tailored cable components.
Testing and Quality Assurance
Comprehensive electrical testing ensures reliable functionality and proper layout alignment, adhering to stringent quality standards to ensure reliable performance in the intended equipment.
Our Advantages

- Strong Strength: 28 years of OEM/ODM production experience; customers include Siemens, Amphenol, Bosch, and other world-top brands.
- Complete certifications: UL, MFi, IPMS, ISO9001, ISO13485 (medical), IATF16949 (automotive) certification, etc.
- Experienced team: Our skilled engineers can quickly process orders from concept to drawing to wiring to final mechanical assembly.
- Competitive price: Customized cable assemblies with top quality are priced competitively.
- Quality assurance: Attention to detail, 300% quality inspection, zero defect products.
- After-sales service provided: European localized after-sales service and technical support.
- Fast delivery: 100% on-time delivery, late penalty agreement.
- Best service: 7/24 hours of online customer service to help you solve any problems or concerns with your order.
- MOQ: starting quantity 10 pieces or total value over $100.
Cable Assembly Products
Discover our wide range of customized cable assembly products.
Application areas
Our tailor-made cable assemblies are widely used in various industries, including medical equipment, robotics, communications, military, aerospace, marine, construction, and other heavy industrial fields. We offer custom cable assemblies with various features, including high-temperature resistance, high-speed data transmission, and waterproof properties, to meet the needs of customers across different industries. Whether it’s signal transmission or power distribution, our products deliver consistent and reliable performance.
Frequently Asked Questions
1. What is your typical lead time for custom cable assembly orders?
Lead times vary based on complexity and order volume, ranging from 2 to 4 weeks. We offer expedited options for urgent requests upon discussion.
2. Can you quote without drawings or technical files?
We can provide a quote based on your specifications—even if you don’t have formal drawings. You can send us photos, samples, or a basic description. To help us quote accurately, please include:
Wire lengths and wire type
Connector types or part numbers
Quantity
Any special requirements (e.g. shielding, labeling, overmolding)
You can submit your request via our website or email our sales team directly.
3. Do you offer samples or prototypes before full production?
Yes, we can provide samples or prototypes for your review. We proceed with mass production only after you approve the sample, ensuring everything meets your expectations.
4. What are your shipping and delivery options?
We offer flexible shipping solutions based on your location and urgency. Options include express couriers, air freight, and sea freight. Shipping methods and costs will be included in your quote.
5. What is your production capacity?
We support both small batches and large-scale production. Our flexible manufacturing system allows us to scale quickly while maintaining consistent quality.
6. Can you assist with cable assembly design or optimization?
Indeed, our engineering team can provide valuable assistance with design suggestions, material selection, and redesigns to enhance performance or reduce costs.
7. What industries do you serve?
We supply cable assemblies for various industries, including:
Automotive
Industrial equipment
Medical devices
Consumer electronics
Telecommunications
8. How do you ensure quality?
All products undergo a 300% inspection and testing process before shipping. We follow strict quality control processes and are ISO certified.
OUR CLIENT






Get A cable assembly Quote Today!
Every custom cable assembly we produce is quality tested and built to last. Let’s discuss your project – request a quote today! We will get back to you within 12 hours.
