AC Motor Controls


Expert AC Motor Control Repair Services

At Control System Labs, we specialize in the repair of a wide range of AC motor controls, including variable frequency drives (VFDs), soft starters, and inverter drives. Our experienced technicians are equipped to handle devices from a variety of leading manufacturers. We offer comprehensive services to return your equipment to optimal performance, minimizing downtime and extending the lifespan of your assets.

Our repair services address common issues such as:

  • Overheating and thermal failures
  • Faulty capacitors and power supply issues
  • Control circuit malfunctions
  • Communication errors and interface problems
  • Drive not powering up or inconsistent performance

Our repair process includes:

  • Detailed diagnostics
  • Replacement of defective components with high-quality parts
  • Functional testing under load conditions 
  • Comprehensive 2-year warranty on all repairs

To initiate a repair, you can search further in the list below, or feel free to Contact Us directly for help in resolving your specific issue.

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7695 Items Found
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Mfg. Mfg. Part Num. Description Prices
Boston Gear ACE-KL-460V-3P-2HP Ratiotrol AC Inverter 3 Phase 2 HP 460V Repair: 924.00
Boston Gear ACE-I-460V-3P-2HP-DB Ratiotrol AC Inverter 3 Phase 2 HP 460V Repair: 712.00
ABB ACS311-016-3 ACS 300 AC Drive 440VAC 15HP Repair: 1,768.00
ABB ACS301-016-3 ACS 300 AC Drive 440VAC 15HP Repair: 1,768.00
ABB ACS311-8P7-3 ACS 300 AC Drive 440VAC 10HP Repair: 1,224.00
ABB ACS301-8P7-3 ACS 300 AC Drive 440VAC 10HP Repair: 1,224.00
ABB ACS311-6P6-3 ACS 300 AC Drive 440VAC 7.5HP Repair: 1,128.00
ABB ACS301-6P6-3 ACS 300 AC Drive 440VAC 7.5HP Repair: 1,128.00
ABB ACS311-4P9-3 ACS 300 AC Drive 440VAC 5HP Repair: 868.00
ABB ACS301-4P9-3 ACS 300 AC Drive 440VAC 5HP Repair: 868.00
ABB ACS311-4P1-3 ACS 300 AC Drive 440VAC 3 HP Repair: 820.00
ABB ACS301-4P1-3 ACS 300 AC Drive 440VAC 3 HP Repair: 820.00
ABB ACS311-2P7-3 ACS 300 AC Drive 440VAC 2 HP Repair: 780.00
ABB ACS301-2P7-3 ACS 300 AC Drive 440VAC 2 HP Repair: 780.00
ABB ACS311-2P1-3 ACS 300 AC Drive 440VAC 1.5 HP Repair: 720.00
ABB ACS301-2P1-3 ACS 300 AC Drive 440VAC 1.5 HP Repair: 720.00
ABB ACS311-1P6-3 ACS 300 AC Drive 440VAC 1 HP with Keypad Repair: 708.00
ABB ACS301-1P6-3 ACS 300 AC Drive 440VAC 1 HP Repair: 684.00
ABB ACS311-4P1-1 ACS 300 AC Drive 220VAC 3 HP Repair: 820.00
ABB ACS301-4P1-1 ACS 300 AC Drive 220VAC 3 HP Repair: 820.00
ABB ACS311-2P7-1 ACS 300 AC Drive 220VAC 2 HP Repair: 780.00
ABB ACS301-2P7-1 ACS 300 AC Drive 220VAC 2 HP Repair: 780.00
ABB ACS311-2P1-1 ACS 300 AC Drive 220VAC 1.5 HP Repair: 720.00
ABB ACS301-2P1-1 ACS 300 AC Drive 220VAC 1.5 HP Repair: 720.00
ABB ACS311-1P6-1 ACS 300 AC Drive 220VAC 1 HP Repair: 684.00
7695 Items Found
Can't Find Your Item?

We repair almost any item! Request a free quote through our RMA form or call us at Toll Free: (800) 284-2420