There is no need to run yourself ragged in search of hard to find legacy parts. We are well seasoned in the industry with a large amount of industry support, established by years of consistency in the business.

Circuits By US are experts in locating end-of-life parts and if needed will consult you for procuring comparable replacements.

We will source and quote parts for you from US-based distributors and will only substitute parts with your full knowledge and authorization.

Learn More


We are ready to work with your technical personnel to system check and fine tune your existing designs and models or take things a step further and turnkey design your products for you!

We enjoy having the rarely found versatility to provide that level of service which has become increasingly difficult to find in today’s contract manufacturing industry.

Learn More


Sometimes a great concept can further benefit from the added help of a second team being brought onboard to assist with design and building a valuable prototype or pre-production sample. Taking advantage of our industry experience frequently results in not only saving a client time and money but additionally helps with time sensitive deadlines in getting an important product to market.

Give us a call to discuss your current projects to find out how we can help you streamline the process of building your prototype or pre-production model.

Learn More


More than just being there to expertly handle the development of your product components, Circuits By US is committed to your overall success. As a result of our decades of experience with pretty much every nuance that sophisticated and complex projects can throw at you, we are prepared to handle just about every aspect of your project; such as assisting you with supplier management, data conversion, scheduling, planning, cost containment, agency certifications, customer requirements, inventory and more!

Do you have an upcoming project with more than a few variables that could benefit from the help of an experienced team? Great! Give us a call and find out how we are prepared to help you from start to finish. Your success is our success and we’d love to show you how we’re prepared to enter into a meaningful partnership with you for your important project or better yet for years to come!

Learn More


  • Automotive Tools
  • Transportation Control Systems
  • Telephonic Handsets
  • LED Lighting Displays
  • High Voltage Power Supplies
  • Solar Energy Cables
  • Wire Harness Assemblies
  • Temperature Control Modules
  • Automation Controls