Major Brands We Service and Repair...
| AC Tech | Allen Bradley | Baldor |
| Cincinnati Milacron | Emerson | Eurotherm |
| Heidenhain | Hitachi | Honeywell |
| Lambda | Magnetek | Mitsubishi |
| Okuma | Reliance Electric | Yaskawa |
Industrial Electronic Repair Blog
Why a Detailed Problem Description is Important
When maintenance departments send their Industrial Electronics...
Encoder Repair
Encoders can offer a variety of challenges to repair. The problems could be electronic in nature...
Relays
Relays are an electromagnetic switch. They are components that allow isolation between a control...
Emerson LX-400 Repair Example
This unit was found to have a problem in the resolver circuit that showed as a ‘Ready Light’ fault...
Deltron Power Supply Repair Example
When the unit was initially powered up, there was no output on any...
Emerson PCM 18 Repair Example
PCM-18 Positioning Servo Controller Came to our shop with the Fault "won't control..."
Fanuc Servo Amp Repair
Fanuc Servo Amp A06B-6093-H101
This unit came to our shop with the problem description "Stopped...
Solid State Relays
Solid State Relays (SSR) are relays that have the ability to switch high voltage/current...
The importance of Universal Power Supplies
Universal power supplies have come into the spotlight in some recent...
Industrial Electronic Repairs - Lambda Power Supply
A Lambda Power Supply, Model ZUP 36-6, was sent...
Industrial Electronic Repairs - Carotron DC Drive
Unit was received with a typical problem. The motor...
Industrial Electronic Equipment - Linear Scale
Machines can use several different methods to locate the position...
Why Electronic Components Age at Different Rates
A recent repair of an analog-to-digital converter brought up the subject...
Industrial Electronic Repair tips - Multiple Output Power Supply
Many multiple output power supplies require the primary output...
Industrial Electronic Repair Specialists
At National Circuit, we keep production lines up and running. We repair damaged industrial components and equipment with speed and precision. Fortune 500 clients and government agencies across the United States rely upon our high quality industrial repairs, our rapid turnaround times and our fair and reasonable price.
We have your factory’s bottom line in mind. Equipment failures lead to lost profit. We help you eliminate these unnecessary profit leaks by repairing and restoring failed equipment quickly and efficiently. Our primary objective is to keep your production lines up and running. Through the process we hope to win your trust and make you a long-term customer. Please allow us to join your team as a reliable vendor today.
Repair Specialties
Industrial CRT Conversion
National Circuit is pleased to announce that we have added a new service to our catalog. We are now able to convert your old Industrial CRT Display into an LCD Display...view more
Emerson Repairs
Have your failed Emerson units repaired by National Circuit with an extremely high level of confidence. We have extensive experience with Emerson Motion Controls. We fully test each repair. You will find that we are extremely competitively priced...view more
Power Supply Repairs
Whether your Industrial Power Supply is heavy duty or light duty. Whether it is high power or low. Whether it is DC or AC, one voltage, or several, National Circuit can repair your Industrial Power Supply...view more
Trust Us with Your Critical Industrial Repairs
At National Circuit, we provide expertise in repairing a wide array of Industrial Electronics. Our highly skilled in-house technicians will meticulously repair or refurbish, overhaul, clean and warranty your item(s) with speed and precision. We employ a customer-centric approach to solving your problem quickly and efficiently for a fair and reasonable price.
We offer:
- Fast and Free Estimates for Your Repairs
- Rapid Diagnosis of the Problem
- Superior Turn Around Times
- Significant Savings of 35%-70% compared to buying new
- No Risk Iron-Clad Guarantee
- Component Level Repairs Performed by Industry Best Technicians
- No Schematics or Documentation Required
- Detailed Quality Assurance Report that Accompanies Every Repair
- State-Of-The-Art Test Equipment
- World Wide Obsolete Parts Sourcing
- Web-Enabled 24/7 instant updates on the status of your repair
- Comprehensive 1 Year Warranty
National Circuit was founded in 1999. The company has served thousands of customers from wide-ranging industries including but not limited to: US Government, Food Processing, Beverage Bottling, Consumer Goods, Aerospace, Plastics, Milling and Tool, Injection Molding, Fiber Optic, Printers, Corrugated Box, Fiberglass, Paper and Pulp, Chemical, Medical and Pharmaceutical.
The greatest asset of the company is the talented and highly-skilled employees. The customer-centric company was founded on the following core values that are actively followed today.














































