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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Mfg. Mfg. Part Num. Description Prices
Omron 3G3XV-AB007-E 3ph AC 0-240V 2kVA 5A Inverter Repair: 880.00
AC Technology Q12015A-KM1 QC Series Variable Speed Drive 240V 15HP Repair: 2,116.00
Allen Bradley 20BD8P0A3AYNANC0 Power Flex 700 Drive 460V 5HP Repair: 1,648.00
KEB Electronic 09F5B3A-RN01 AC Motor Drive 2 HP 460 V Repair: 1,136.00
Schneider Electric ATV61HD15M3X with Keypad Altivar 61 Series 20HP VFD Drive Repair: 1,624.00
Yaskawa CIMR-PU4A0208AAA P1000 series 400V 3 PHASE 208A Drive Repair: 7,204.00
Allen Bradley 20F 11 N D 077 JA0NNNNN Power Flex 753 Series Drive 60HP, 480V Repair: 5,312.00
Toshiba VFMB1-1450PL Transistor Inverter 15kW 25kWVA 20HP Repair: 744.00
Stober FDS4040/B Posidrive FDS4000 Frequency Inverter 2.2kW 5.5A Repair: 1,776.00
Fuji Electric 6KF11H150X9A1 AF-300F11 Series Speed Drive 100 HP 460V Repair: Call for price
Payne Engineering 11R-1-1.5HPDCM Single-Phase Reversing Motor Starter 1-1.5 HP Repair: 448.00
Magnetek 4039-G+S4 Impulse G+ 4 AC Inverter 460V 30kVA Repair: 2,996.00
Benshaw 300034-01-03 with 300055-02-01 Solid State Motor Control Boards Repair: Call for price
Allen Bradley 22C-D060A103 Ser. A Powerflex 400 , 480V, 40HP AC Drive Repair: 2,388.00
Leeson Electric 174593 Adjustable Speed AC Motor Controller 37kW, 400/480V Repair: 4,072.00
Allen Bradley 20AD011A0AYNANC0 7.5 HP 460V AC Drive Repair: 1,544.00
Allen Bradley 20B D 065 A 0 AYNAEC0 PowerFlex 700 Drive 50HP 65 Amp Repair: 7,876.00
Control Techniques M700-054-00270-A Unidrive M700 Inverter Drive 400VAC 3Ph Repair: Call for price
Allen Bradley 20G11 N D 027 AA0NNNNN PowerFlex 755 Series Drive 480V 20HP Repair: 2,448.00
Allen Bradley 20G11ND065AA0NNNNN PowerFlex 755 Series Drive 480VAC 65Amp 50HP Repair: 4,844.00
Siemens 6SL3130-6AE15-0AB0 Sinamics S120 Smart Line Module Repair: 820.00
Fuji Electric TPA-F11 Keypad For AF-300F11 Repair: Call for price
Parker Hannifin OEM750 Compumotor Drive 7.5A 24-75 VDC Repair: 964.00
Mitsubishi FR-D740-080-NA 3HP 480V 1-Phase D700 VFD Drive Repair: Call for price
Fuji Electric 6KF11H030X1A1 AF-300 F11 Series Speed Drive, 380-460V 36 Amps Repair: 2,092.00
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