Cable Assemblies & Wire Harnesses

For over 15 years, our specialized custom cable assembly business unit has manufactured a wide range of custom cable assemblies for some of the most demanding OEMs in electronics and military sectors. From simple cables assemblies all the way up to the most complex wire harnesses and over-molded cable assemblies, MX-EMI has the expertise, cable assembly equipment and injection over-molding machinery to optimize and deliver your custom cable product in both our California and Mexico facilities. Whether your product is military-spec, aerospace, medical, industrial or commercial, we have the experience and manufacturing capabilities to build your custom design.

  • High speed / High density / High reliability
  • Expertise in over-molding, RF cables and custom design
  • Application specific geometries (low profile, odd angle, multi breakout)
  • Ruggedized designs for harsh environments
  • Embedded electronics
  • All configurations and lengths
  • Military cable assemblies fully compliant with military specifications, commercial and military fiber optic assembles
  • Medical cable assemblies
  • Fiber optic assemblies
  • Fiber channel assembly and testing up to 2.5 GB/s
  • Complex wiring harnesses including panel assembles and printed circuit boards as part of the harness
  • Potting equipment for 2-part epoxy units
  • Hypot, VSWR, Insertion loss, Capacitance, and Connectivity
  • ROHS-compliant and leaded component/soldering capability
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  • Coaxial cables· Interconnect cables
  • High density flat ribbon cables
    • 1mm and 25 Mil Pitch Center Spacing
    • Advanced Insulation Materials (FEP, TPE, etc.)
    • Round and Flat cables
  • Over-molded cables
  • Military-spec cables
  • Medical-spec cables
  • Fiber optic cables (LC, SC, ST, MT-RJ, FC, FDDI)
  • Molded electronic modules
  • Discrete wire harness
    • High labor content (Layout / Build / Test)
    • Shielded Options for EMOI / RFI Protection
    • Electro-Mechanical Assembly
  • Custom cables including custom molds (built to the customer’s specification)



  • North American operations (California, Mexico)
  • Consistent Quality
  • Reduced time-to-market
  • Rapid turnaround delivery
  • Higher quality at lower costs
  • Lower shipping cost