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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7697 Items Found
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Mfg. Mfg. Part Num. Description Prices
Allen Bradley 20AD5P0A0AYNNNNN 3HP 460V Power Flex 70 AC Drive Repair: 920.00
Allen Bradley 20AD022A0AYNANNN 15HP 460V AC Drive Repair: 1,732.00
Reliance Electric S20-Y07P0C1000 2HP 230V AC Drive Repair: 356.00
Reliance Electric S20-Y07P0B1000 2HP 230V AC Drive Repair: 356.00
Reliance Electric S20-403P5C1000 2HP 460V AC Drive Repair: 408.00
Reliance Electric S20-403P5B1000 2HP 460V AC Drive Repair: 432.00
Reliance Electric S20-403P5A1000 2HP 460V AC Drive Repair: 424.00
Reliance Electric S20-402P0C1000 1HP 460V AC Drive Repair: 388.00
Reliance Electric S20-402P0B1000 1HP 460V AC Drive Repair: 388.00
Reliance Electric S20-402P0A1000 1HP 460V AC Drive Repair: 372.00
Reliance Electric S20-401P3C1000 .5HP 460V AC Drive Repair: 352.00
Reliance Electric S20-401P3B1000 .5HP 460V AC Drive Repair: 356.00
Reliance Electric S20-401P3A1000 .5HP 460V AC Drive Repair: 352.00
Reliance Electric S12-408P6LU 5HP 460V AC Drive Repair: 820.00
Reliance Electric S12-405P5LU 3HP 460V AC Drive Repair: 772.00
Reliance Electric S12-403P8LU 2HP 460V AC Drive Repair: 712.00
Reliance Electric S12-402P5LU 1HP 460V AC Drive Repair: 596.00
Reliance Electric S12-401P5LU .5HP 460V AC Drive Repair: 544.00
Reliance Electric S12-207P1LU 2HP 230V AC Drive Repair: 388.00
Reliance Electric S12-20015LU 5HP 230V AC Drive Repair: 484.00
Reliance Electric S12-20010LU 3HP 230V AC Drive Repair: 432.00
Reliance Electric 9VT401-052HTANA 40HP 460V AC Drive Repair: 2,668.00
Reliance Electric 9VT401-027HTAN 20HP 460V AC Drive Repair: 2,368.00
Reliance Electric 9VT401-011HTAN 7.5HP 460V AC Drive Repair: 1,508.00
Mitsubishi FR-A024-0.4K-UN Freqrol AC Motor Inverter 0.5 HP Repair: 772.00
7697 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