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
Toshiba VFSX-2001P W/OUT CBVX-7B VF-SX Drive 208V 3Ph 1/8HP without Panel Repair: 564.00
Toshiba VFSX-2001P W/CBVX-7B VF-SX Drive 208V 3Ph 1/8HP with Panel Repair: 564.00
Allen Bradley 1336F-BRF100-AA-EN 1336 Plus II 10 HP AC Drive without Keypad Repair: Call for price
Mitsubishi FR-Z320-3.7K-UL Freqrol-Z300 Motor Drive 230VAC 5 HP 3 Phase Repair: 1,308.00
Mitsubishi FR-Z320-3.7K Freqrol-Z300 Motor Drive 230VAC 5 HP 3 Phase Repair: 1,408.00
Leeson Electric 174288 Speedmaster 5 HP 230V AC Drive Repair: 816.00
General Electric 6KE$243002X1A1 AF-300ES Drive 460V 3 Phase 2 HP Repair: 1,232.00
Allen Bradley 22A-D8P7N104 SERIES A Powerflex 4 480VAC 3 Phase 5 HP Drive Repair: 772.00
Allen Bradley 1336-B040-EAR-FA2-L1 1336VT 40HP AC Drive Repair: Call for price
ABB ACS501-006-5-00P200000 ACS501 6HP 480V AC Drive Repair: 2,188.00
Allen Bradley 22A-V4P5N104 SER. A Powerflex 4 120VAC 1 Phase 1 HP Drive Repair: 444.00
Telemecanique ATV66U904NU Altivar 66 7.5 HP AC Drive Repair: 1,768.00
Telemecanique ATV66U904N Altivar 66 7.5 HP AC Drive Repair: 1,768.00
Danfoss VLT3008 VLT 3000 AC Drive 460V - 10HP Repair: 1,788.00
Danfoss 175L2000 VLT 3008 AC Drive 460V - 10HP Repair: 2,588.00
General Electric 6KG1143025X1B1 AF-300 G11 AC Drive 25HP 460V Repair: 2,596.00
Hitachi SJ100-007NFE 1HP 0.75KW Inverter Repair: 416.00
Hitachi SJ100-005NFE 0.75HP / 0.55KW Inverter Repair: 476.00
Woods WFC1001-0CHT 1 HP E-Trac AC Inverter Motor Drive Repair: 808.00
Siemens 6SE3211-1DA40 Micromaster Vector Frequency Converter 0.5HP Repair: 716.00
Baldor Electric ID15H420-E 15H 20 HP 460VAC 3Ph Ac Drive Repair: 2,060.00
Baldor Electric ID15H420-E0 15H 20 HP 460VAC 3Ph Ac Drive Repair: 2,188.00
Allen Bradley 22A-D2P3N104 SERIES A Powerflex 4 480VAC 3 Phase 1 HP AC Drive Repair: 444.00
Allen Bradley 1305-AA08A-H no Keypad 1305 2 HP AC Drive without Keypad Repair: 728.00
Allen Bradley 1305-AA08A-H 1305 2 HP AC Drive Repair: 728.00
7695 Items Found
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We repair almost any item! Request a free quote through our RMA form or call us at Toll Free: (800) 284-2420