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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7702 Items Found
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Mfg. Mfg. Part Num. Description Prices
Benshaw RSI-003-G-2 3 HP 230V AC Drive Repair: 724.00
Bardac OD-44300-US 30HP 460V AC Drive Repair: 2,416.00
Allen Bradley 22B-B8P0N104 PowerFlex 40 3Phase 240VAC 2HP Drive Repair: 456.00
ABB G02200A00 15HP 460V AC Drive Repair: 1,472.00
ABB ACS800-U1-00405 40HP 460V AC Drive Repair: 2,420.00
ABB ACS800-U1-00305 30HP 460V AC Drive Repair: 2,660.00
ABB ACS800-U1-00115 10HP 460V AC Drive Repair: 1,336.00
ABB ACS60100205000B 20HP AC Drive Repair: 1,744.00
ABB ACS60100165000B 15HP AC Drive Repair: 1,476.00
ABB ACS550U1072A4 50HP 460V AC Drive Repair: 2,460.00
ABB ACS550U1044A4 30HP 460V AC Drive Repair: 2,092.00
ABB ACS550U1038A4 25HP 460V AC Drive Repair: 1,792.00
ABB ACS501030200P51 30HP AC Drive Repair: 2,468.00
ABB ACS401-6025-3-2 25HP 460V AC Drive Repair: 1,968.00
ABB ACS401-6006-3-2 7.5H 460V AC Drive Repair: 1,180.00
Ingersoll Rand 75TIR [CPN54671326] 50 HP Nirvana Compressor Drive 75TIR Repair: 7,944.00
Nordac SK 300E-301-340-B Frequency Inverter 3KW 4HP AC Drive Repair: Call for price
Hitachi VWS 2.5SB 2HP 230V AC Drive Repair: 888.00
Allen Bradley 20BD040A3AYNANC0 30 HP 460VAC Drive Repair: 3,040.00
Danfoss 131F6626 22KW 30HP 380V / 480V Motor Drive No Brake Resistor Repair: 1,732.00
ABB ACS355-03U-12A5-4 480VAC 12.5 Amp 3 Phase Motor Drive Repair: 644.00
Mitsubishi FR-E740-060-NA 3 HP 2.2 KW 3 PH 480VAC Inverter Repair: 440.00
Ingersoll Rand CCN22156798 Compressor AC Motor Drive Repair: 4,344.00
Magnetek GPD505V-A017 GPD505 Series Drive Repair: 1,420.00
Yaskawa CIMR-V7CC47P5 Inverter 460Vac 13.8A 14kVA Repair: 916.00
7702 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