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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7705 Items Found
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Mfg. Mfg. Part Num. Description Prices
Emerson 02-783211-01 0.75 HP 230V AC Drive Repair: 668.00
Emerson 02-783210-01 0.75 HP 230V AC Drive Repair: 708.00
Electrical South T31V2B3N 10HP 230V AC Drive Repair: 1,880.00
Electrical South T17V2B1N 5HP 230V AC Drive Repair: 1,700.00
Electrical South SN1/B3405 5HP 460V AC Drive Repair: 1,236.00
Dynamatic AF-503002-0480 30HP 480V AC Drive Repair: 2,680.00
Dynamatic AF-150702-0240 7.5H 240V AC Drive Repair: 1,780.00
Dynamatic AF1502020480 2HP 480V AC Drive Repair: 928.00
Dynamatic 15-26-1010 10HP 460V AC Drive Repair: 2,408.00
Dynamatic 15-26-1002 2HP 460V AC Drive Repair: 1,408.00
Dynamatic 15-25-1007 7.5H 230V AC Drive Repair: 1,264.00
Dynamatic 13-15-1003 3HP 240V AC Drive Repair: 1,032.00
Delta Electronics VFD370B43A 50HP 460V AC Drive Repair: 2,408.00
Delta Electronics VFD185A43A 25HP 460V AC Drive Repair: 1,800.00
Delta Electronics VFD150B23A 20HP 230V AC Drive Repair: 1,700.00
Delta Electronics VFD150A43A 20HP 460V AC Drive Repair: 1,508.00
Dayton 3HX77 2HP 460V AC Drive Repair: 656.00
Dayton 3HX72 1HP 230V AC Drive Repair: 516.00
Danfoss R176F0472 2HP AC Drive Repair: 1,092.00
Danfoss 195N2667 AC Drive Repair: 1,216.00
Danfoss 195N1127 20HP AC Drive Repair: 1,892.00
Danfoss 195N1122 20HP AC Drive Repair: 1,944.00
Danfoss 195N1121 20HP AC Drive Repair: 1,968.00
Danfoss 195N1109 15HP AC Drive Repair: 1,440.00
Danfoss 195N1086 7.5HP AC Drive Repair: 920.00
7705 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