About Us

Hewitt Technologies Inc. is a small custom electronics design and manufacturer. Not only do we design and manufacture our own custom electronics but we can also help you with your design or small run production. We are interested in what we can do for you. Our flexible production and manufacturing includes the use of manual and semiautomatic wire processing and terminating, fully automated pick and place PCB assembly and epoxy encapsulation.

We also design and manufacture DFM and custom cables/adapters for HD Truck and Off-Highway Diagnostic Systems. 9 Pin J1939 and 6 Pin J1708 adapters. High quality and cost effective cables designed in house and manufactured to our specifications. Don’t buy that expensive factory adapter or cable, we can make it! Contact us if you need a custom cable or adapter in small or large quantities. Here are some of the cables we have made and currently have in stock. custom cables and harnesses. Give us a call, we would love to help you with your project.