Amphenol Unlimited Services — Oconto, Wisconsin, USA

Our corporate headquarters and low voltage wire harness manufacturing facility are co-located in Oconto, WI. This location, 30 miles north of Green Bay, provides us with a highly skilled and affordable workforce, and puts us in close proximity to many of the commercial vehicle OEMs that we have partnered with.


  • 63,500 sq. ft. facility
  • 250 employees
  • LEAN, team-empowered culture
  • ISO-certified quality system
  • UL-listed harness and panel shop


  • Komax and Schleuniger programmable cutting and stripping machines
  • Wire harness and cable braiding
  • Cirrus and proprietary electronic harness testers
  • Machine crimping presses
  • Ultrasonic welding
  • Ink jet, hot stamp, and UV-cure wire marking

Products Manufactured

  • Extensive variety of wire harness and cable assemblies
  • Low voltage wire harnesses for commercial vehicles and off-road equipment
  • Wire harnesses, UL wire types, discrete and multi-conductor
  • Battery cable capability
  • Pendant & cable assemblies
  • Prototype / Quick turn manufacturing
  • Wire harnesses from 24 AWG to 10 AWG standard
  • Custom-soldered assemblies
  • High voltage wire harnesses
  • Control panel and box assembies
  • Fuse block assemblies

Amphenol Unlimited Services
170 Evergreen Rd.
P.O. Box: 170
Oconto, WI 54153
Phone: 920.834.4418
Fax: 920.834.4715