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
AC Technology SF430 3HP 400/480 VAC 3 Phase Variable Speed AC Motor Drive Repair: 1,020.00
AC Technology SF230 3HP 208/240 VAC 3PH Variable Speed AC Motor Drive Repair: 836.00
AC Technology SF230Y 3HP 208/240 VAC 3PH Variable Speed AC Motor Drive Repair: 872.00
AC Technology SF520 2HP 480/590 VAC 3PH Variable Speed AC Motor Drive Repair: 656.00
AC Technology SF420 2HP 400/480 VAC 3PH Variable Speed AC Motor Drive Repair: 884.00
AC Technology SF220 2HP 208/240 VAC 3 Phase Variable Speed AC Motor Drive Repair: 608.00
AC Technology SF220Y 2HP 208/240 VAC 3 Phase Variable Speed AC Motor Drive Repair: 696.00
AC Technology SF4200 20HP 400V / 480V AC 3 Phase Variable Speed AC Motor Drive Repair: 3,564.00
Power Electronics SM4A2L Smooth-Move 2 Soft Start AC Motor Repair: 352.00
Omron 3G3XV-A2001 0-230V .3KVA .8AMP Sysdrive Inverter Repair: 612.00
Leeson Electric 174927 Speedmaster 560V 3 HP AC Motor Drive Repair: 728.00
Leeson Electric 174922 Speedmaster 480V 2 HP AC Motor Drive Repair: 620.00
Leeson Electric 174918 Speedmaster 240V 3 HP AC Motor Drive Repair: 500.00
Leeson Electric 174934 Speedmaster 240V 3 HP AC Motor Drive Repair: 968.00
Leeson Electric 174926 Speedmaster 560V 2 HP AC Motor Drive Repair: 692.00
Leeson Electric 174921 Speedmaster 480V 2 HP AC Motor Drive Repair: 576.00
Leeson Electric 174917 Speedmaster 240V 2 HP AC Motor Drive Repair: 932.00
Leeson Electric 174933 Speedmaster 240V 2 HP AC Motor Drive Repair: 472.00
Leeson Electric 174932 Speedmaster 240V 1.5HP AC Motor Drive Repair: 932.00
Leeson Electric 174925 Speedmaster 560V 1 HP AC Motor Drive Repair: 572.00
Leeson Electric 174931 Speedmaster 240V 1 HP AC Motor Drive Repair: 400.00
Leeson Electric 174930 Speedmaster 240V 0.25 HP AC Motor Drive Repair: 488.00
Leeson Electric 174914 Speedmaster 230V 0.5 HP AC Motor Drive Repair: 416.00
Warner Electric SC4420-01000 20HP 460V Nextdrive Adjustable Frequency Drive Repair: 2,624.00
Warner Electric SC4415-01000 15HP 460V Nextdrive Adjustable Frequency Drive Repair: 2,620.00
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