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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7698 Items Found
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Mfg. Mfg. Part Num. Description Prices
General Electric 6KG1143020X1B1 AF-300 G11 AC Drive 20 HP 430V Repair: 1,912.00
General Electric 6KG1143010X4B1 AF-300 G11 AC Drive 10 HP 430V Repair: 1,108.00
General Electric 6KG1143010X1B1 AF-300 G11 AC Drive 10 HP 430V Repair: 1,616.00
General Electric 6KG1143007X1B1 AF-300 G11 AC Drive 7.5 HP 430V Repair: 1,028.00
General Electric 6KG1143005X1B1 AF-300 G11 AC Drive 5 HP 430V Repair: 872.00
General Electric 6KG1143003X1A1 AF-300 G11 AC Drive 3 HP 430V Repair: 780.00
General Electric 6KG1143030X1A1 AF-300 G11 AC Drive 30HP 430V Repair: 3,464.00
Square D ATV58HU41N4Z Altivar 58 440V 3 HP AC Drive Repair: 720.00
Danfoss 195H3107 VLT Type 2030 2 HP AC Drive with Display Repair: 532.00
Mitsubishi FR-SF-4-7.5KP-T AC Spindle Drive 400 Volts Repair: Call for price
Berges Electronic ACM-D2 0,55 KW 0.55KW AC Inverter Repair: Call for price
Siemens 6SE9214-0DA40 Micromaster AC Drive 2 HP 400/500V Repair: 852.00
AC Technology M14300BKP MC1000 Series AC Intelligent Drive 400/480v 30HP Repair: Call for price
Nordic Controls 3RW3467-0DC34 AC Semiconductor/Motor Controller Repair: 2,220.00
Toshiba VFSX-2037P1 VF-SX Drive 208V 3Ph 3.7kW Repair: 884.00
Johnson Controls X13170919020, CNT07652 Condenser Fan Control VFD Output 0-480VAC 3 phase 3 amps Repair: 899.00
Allen Bradley 25B-E032N104 PowerFlex 525 AC Drive, 3Ph, 600V, 30 HP Repair: 2,808.00
Allen Bradley 25B-E027N104 PowerFlex 525 AC Drive, 3Ph, 600V, 25 HP Repair: 2,552.00
Allen Bradley 25B-E022N104 PowerFlex 525 AC Drive, 3Ph, 600V, 20 HP Repair: 2,060.00
Allen Bradley 25B-E019N104 PowerFlex 525 AC Drive, 3Ph, 600V, 15 HP Repair: 1,736.00
Allen Bradley 25B-E012N104 PowerFlex 525 AC Drive, 3Ph, 600V, 10 HP Repair: 1,420.00
Allen Bradley 25B-E9P9N104 PowerFlex 525 AC Drive, 3Ph, 600V, 7.5 HP Repair: 1,256.00
Allen Bradley 25B-E6P6N104 PowerFlex 525 AC Drive, 3Ph, 600V, 5.0 HP Repair: 956.00
Allen Bradley 25B-E4P2N104 PowerFlex 525 AC Drive, 3Ph, 600V, 3.0 HP Repair: 820.00
Allen Bradley 25B-E3P0N104 PowerFlex 525 AC Drive, 3Ph, 600V, 2.0 HP Repair: 696.00
7698 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