Wire Harnesses & Cable Assemblies

Why Outsource Your Harness?

Wire Harnesses & Cable Assemblies

What’s the benefit to outsourcing your harness? It’s simple: you get a high quality, production-ready product at a lower cost.

Time and time again our customers tell us how much time and money they have saved by outsourcing their harness or cable assembly to DSM&T. It’s no coincidence. We at DSM&T know that no two harnesses are alike which is why our highly-trained technical sales staff treats every project as a challenge and examines the whole assembly for weak points. Combined with our years of harness assembly experience, tried-and-true production methods and industry standard connections, and you can bet you’ll have a reliable assembly that only DSM&T can bring.

Industries We Serve

Wire Harnesses & Cable Assemblies

Police & Emergency Vehicle Upfitters
Heavy Duty Vehicle OEM’s and Accessories Manufacturers
Alternative Fuel Work-Van Upfitters
Electronic Sports Equipment
Electric Trams & Trailers
Refrigerated Equipment OEM’s

100% Commitment to Quality

Your Perfect Power Cable May Already Exist

A few benefits of using one of our existing designs


Harnesses are tested on proprietary equipment to ensure correct routing of all connectors, wires and splices.

Pull Test

Weights are added at various stress points to test sufficient flex and hold. Ensuring long lasting connections.


Testing is done to check polarization of all connections, ensuring proper grounding and safety.

Visual Inspection

All harnesses pass multiple inspection points by highly trained QA Inspectors, ensuring peace of mind.