Cable Assemblies

Wire Harnesses

Wire Harness Manufacturing

Whether you need a small wire harness with a couple of breakouts or a large, complex wire harness with hundreds of conductors, FSE is your trusted wire harness manufacturer.

Custom Wire Harnesses

When it comes to wire harnesses, context is extremely important. Needs can vary dramatically between industries and applications.
From flexible ground braid to THHN to ribbon cable, we work with every type of wire across every industry imaginable. We manufacture custom wire harnesses with the appropriate connectors, terminals and plastic finishes for use in everything from cozy living rooms to the planet’s harshest conditions.
When you work with FSE, you can be certain that your wire harness manufacturer has considered every factor from the inside out, to give you wire harnesses that not only accomplish what you need them to, but are safe, sturdy, and economical.
When you work with FSE, you’ll receive fully functional, tested wire harnesses with on-time delivery and top of the line quality.

Wire Harness Manufacturing Capabilities

  • IPC-A-620 / J-STD-001 Class 3 capabilities
  • 100% Hipot / continuity testing
  • Automated cutting, stripping and crimping equipment
  • Custom length and voltage
  • Varying degrees of complexity
  • In-house over molding in variety of materials
  • Guidance on compliance standards
  • Heat shrink, tubing and labeling
  • Test and inspection

Why Choose First Source Electronics

Our Expertise

At FSE we focus on the details, but we can also see the bigger picture. That means we work hard, bringing together decades of experience and all available resources, to save you time and money.  
When it comes to wire harnesses, whether you need an out-of-the-box solution or something completely custom, our team can provide extra value every step of the way.

End to End Solutions

While FSE is a trusted wire harness manufacturer, we are so much more than that. We help our customers source materials, ideate, design, and prototype – connecting the dots every step of the way. Our team has decades of experience across a range of industries including military and defense, transportation, industrial, alternative energy, telecommunications and government.
From sourcing materials to delivering products, we are with you every step of the way.

A Global Network

FSE is part of the CVG corporate portfolio, which gives us access to global resources that smaller companies just don’t have. At FSE, we can help our customers source raw materials, ideate, design, prototype, manufacture and deliver everything they need to get the wire harness projects off the ground and running.

Trusted Around the World

We are proud to be a trusted industrial control panel manufacturing partner for some of the biggest names in the industry. They choose FSE because of our ability to help with the design and engineering process, which ultimately saves them time and money in the long-run. And being part of CVG means that we are able to seamlessly integrate a powerful network of suppliers, manufacturers and logistics experts for the benefit of our customers.

How We Can help

UL 508A, ISO 9001 And 14001 Certified
Quick Turn-Around Of Design And Product
On-Site Prototyping, Design, Engineering And Manufacturing
140,000 Square Foot Dedicated Facility
ESD And Humidity Controlled Manufacturing Floor
Vendor Management Inventory (VMI) Programs
Long-Term Raw Material And Finished Goods Storage
Customer Consignment Programs
100% Functionality And Quality Testing
Engineering And Technical Support

Have a Wire Harness Project?

We can help.

If you’re ready to get your wire harness project moving, send us your specifications. If you need help with the design and prototyping phase, we can help with that too. Just reach out to speak to one of our experts.

Let’s Get the Conversation Started

No matter where you are in the process, we can help you get over the finish line.