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Automation Stop > Allen Bradley Repair

Allen Bradley Repair Services


Offering excellent turn around times with competitive prices.

Request a repair quote below.


We offer extensive Allen Bradley repair services for most AB products. From PLCs to HMIs to Drives we offer quick turnaround on our repairs at competitive pricing. All units we repair are fully inspected and come with our 1 Year Automation Stop Warranty. We have a very low unrepairable rate, as we do everything we can to successfully repair your unit, even if we have to replace most components. If for some reason your Allen Bradley unit is unrepairable we will do our best to offer Refurbished or Surplus options if available. We will also ship your unrepairable unit back at no cost if you would like it back.


Allen Bradley product lines we offer repair services on include:
  1. Allen Bradley PLCs
    1. SLC 500 Repair
    2. PLC 5 Repair
    3. ControlLogix Repair
    4. CompactLogix Repair
    5. MicroLogix Repair
    6. Pico Controllers Repair
    7. Block I/O Repair
  2. Allen Bradley HMIs
    1. Panelview Standard Repair
    2. Panelview Plus Repair
    3. Versaview Repair
  3. Allen Bradley VFDs
    1. PowerFlex 4, 40, 400 Repair
    2. PowerFlex 520 523, 525, 527 Repair
    3. PowerFlex 700, 70, 753, 755 Repair
    4. 1336F, 1336E, 1336S Repair
    5. 1305 Repair
  4. Allen Bradley Servo Drives
    1. 1398 Drives Repair
    2. 2098 Drives Repair
    3. 1394 Drives Repair
    4. Kinetix Repair
  5. Allen Bradley Servo Motors
    1. MPL Servo Motor Repair
    2. MPM Servo Motor Repair
    3. 1326 Servo Motor Repair
    4. VPL Servo Motor Repair

We offer competitive repair pricing based on our current cost of parts/components and only charge you once the repair is completed. You can request a quote on this page, or you can use the search bar to find our posted Allen Bradley repair prices on our products pages.

Typical Allen Bradley PLC Repair Issues:
  • No Communication (bad ethernet ports, broken connectors)
  • I/O failures (bad inputs, bad outputs, relays stuck open or closed)
  • Power Failures (bad power supplies, dead units)
  • Fault codes (processor/CPU failures)
  • Mode errors (will not go into run mode)
Typical Allen Bradley VFD and Servo Drive Repair Issues:
  • Drive does not power on
  • Shorted components
  • Drive won’t enable
  • Defective communications (bad communication module, broken Sercos connectors, bad control board)
  • Defective or Damaged PCB (control boards damage, power board damaged)
Typical Allen Bradley Servo Motor Repair Issues:
  • Defective Encoder (encoder out of alignment, encoder doesn’t give feedback)
  • Servo Motor Running Hot
  • Servo Motor bad bearings
  • Broken Connectors (connectors won’t connect Servo cables)
Typical Allen Bradley Operator Interface Issues:
  • Defective Touchscreens or Keypads (stuck keys or touch cells)
  • Defective Displays (Bad Backlights, bad display, broken display cables or connectors)
  • HMI won’t power up (Bad Power Supply)
  • HMI won’t communicate with the PLC (bad communication ports or boards)

Frequently asked questions about Allen Bradley Repairs:


My Allen Bradley PLC stopped communicating, where can I send it to get it repaired?

We offer extensive repair services on Allen Bradley Processors, I/O modules, and Communications modules.


How long does it take for you to repair my Allen Bradley part?

Our standard repair time is 2-4 weeks, but we can often repair them much faster if needed.


Where can I find an Allen-Bradley Repair Center?

We are not an Authorized Allen Bradley Distributor, but do offer extensive Allen Bradley repairs that come with our Automation Stop warranty. We have a repair center where our technicians can repair your bad Allen Bradley Modules at competitive repair rates.


What happens if you can't fix my Allen Bradley parts?

If we can't fix your part, we will ship it back to you at no cost, if you would like it back. If you prefer to purchase a surplus or refurbished unit from us, we can offer exchange credit for your unrepairable defective unit.


Automation Stop sells used surplus products. Automation Stop is not an authorized distributor, affiliate, or representative for the brands we carry. Products sold by Automation Stop come with Automation Stop’s 1-year warranty and do not come with the original manufacturer’s warranty. Designated trademarks, brand names and brands appearing herein are the property of their respective owners. This website is not sanctioned or approved by any manufacturer or tradename listed.

Rockwell Disclaimer: The product is used surplus. Automation Stop is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because Automation Stop is not an authorized distributor of this product, the Original Manufacturer’s warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Automation Stop also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. Automation Stop also makes no representations as to your right to install any such firmware on the product. Automation Stop will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

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