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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7774 Items Found
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Mfg. Mfg. Part Num. Description Prices
Baldor Electric VS1GV42 H2 Vector Drive 3 Phase 480V 2 HP 1.5 kW 3.4 A Repair: Call for price
Baldor Electric VS1GV4250 H2 Vector Drive 3 Phase 480V 250 HP 187 kW 302 A Repair: Call for price
Baldor Electric VS1GV425 H2 Vector Drive 3 Phase 480V 25 HP 18.5 kW 34 A Repair: Call for price
Baldor Electric VS1GV430 H2 Vector Drive 3 Phase 480V 30 HP 22 kW 40 A Repair: Call for price
Baldor Electric VS1GV43 H2 Vector Drive 3 Phase 480V 3 HP 2.2 kW 4.8 A Repair: Call for price
Baldor Electric VS1GV440 H2 Vector Drive 3 Phase 480V 40 HP 30 kW 52 A Repair: Call for price
Baldor Electric VS1GV450 H2 Vector Drive 3 Phase 480V 50 HP 37 kW 65 A Repair: Call for price
Baldor Electric VS1GV45 H2 Vector Drive 3 Phase 480V 5 HP 3.7 kW 7.6 A Repair: Call for price
Baldor Electric VS1GV47 H2 Vector Drive 3 Phase 480V 7.5 HP 5.6 kW 11 A Repair: Call for price
Baldor Electric VS1GV475 H2 Vector Drive 3 Phase 480V 75 HP 56 kW 96 A Repair: Call for price
Baldor Electric VS1GV5100 H2 Vector Drive 3 Phase 600V 100 HP 75 kW 99 A Repair: Call for price
Baldor Electric VS1GV510 H2 Vector Drive 3 Phase 600V 10 HP 7.5 kW 11 A Repair: Call for price
Baldor Electric VS1GV51 H2 Vector Drive 3 Phase 600V 1 HP 0.75 kW 1.7 A Repair: Call for price
Baldor Electric VS1GV5125 H2 Vector Drive 3 Phase 600V 125 HP 93 kW 125 A Repair: Call for price
Baldor Electric VS1GV515 H2 Vector Drive 3 Phase 600V 15 HP 11 kW 17 A Repair: Call for price
Baldor Electric VS1GV520 H2 Vector Drive 3 Phase 600V 20 HP 15 kW 22 A Repair: Call for price
Baldor Electric VS1GV52 H2 Vector Drive 3 Phase 600V 2 HP 1.5 kW 2.7 A Repair: Call for price
Baldor Electric VS1GV525 H2 Vector Drive 3 Phase 600V 25 HP 18 kW 27 A Repair: Call for price
Baldor Electric VS1GV530 H2 Vector Drive 3 Phase 600V 30 HP 22 kW 32 A Repair: Call for price
Baldor Electric VS1GV53 H2 Vector Drive 3 Phase 600V 3 HP 2.2 kW 3.9 A Repair: Call for price
Baldor Electric VS1GV540 H2 Vector Drive 3 Phase 600V 40 HP 30 kW 41 A Repair: Call for price
Baldor Electric VS1GV550 H2 Vector Drive 3 Phase 600V 50 HP 37 kW 52 A Repair: Call for price
Baldor Electric VS1GV55 H2 Vector Drive 3 Phase 600V 5 HP 3.7 kW 6.1 A Repair: Call for price
Baldor Electric VS1GV560 H2 Vector Drive 3 Phase 600V 60 HP 44 kW 62 A Repair: Call for price
Baldor Electric VS1GV57 H2 Vector Drive 3 Phase 600V 7.5 HP 5.6 kW 9 A Repair: Call for price
Baldor Electric VS1GV575 H2 Vector Drive 3 Phase 600V 75 HP 56 kW 77 A Repair: Call for price
Baldor Electric VS1GV61 H2 Vector Drive 1 Phase 120/240V 1 HP 0.75 kW 12 A Repair: $ 654.00
Baldor Electric VS1GV62 H2 Vector Drive 1 Phase 120/240V 2 HP 1.5 kW 20 A Repair: $ 914.00
Baldor Electric VS1GV63 H2 Vector Drive 1 Phase 120/240V 3 HP 2.2 kW 30 A Repair: $ 654.00
Graseby Controls XL01V2B1N TASC-XL Series 1 HP Drive 230VAC 4A In, 230VAC 4A Out Repair: $ 1,294.00
Hyundai N700E-550HFC-750HPC N700E Drive 3 Phase 380-480 VAC 113 A In, 3 Phase 0-480VAC 0.01-400Hz 110A Out Repair: Call for price
Ingersoll Rand CCN22156780 Compressor Motor Drive Repair: Call for price
Yaskawa CIMR-VU4-A0031GAA V1000 Series -CIMR-VU AC Drive 400V 3 Phase 31.0A/24.0A Repair: $ 1,584.00
Yaskawa Electric America CIMR-AU4A0088AAA REV E A1000 AC Drive 380-480VAC 71A In, 0-480VAC 0-400Hz 75A Out less Keypad Repair: $ 3,894.00
Schneider ATV320D15N4B Variable Frequency Drive 20 Hp 15kW 380-500VAC 47A In, 0-480 VAC 33A Out Repair: Call for price
Allen Bradley 22c-D017N103/B Powerflex40 7.5kW 10 HP 3 Phase 380-480v 48-63 Hz 18.4A In, 0-460VAC 3 Phase 0-460Hz 17A Out Repair: $ 984.00
NSK ESLZ10CF1-01A DD. Driver Repair: $ 1,004.00
NSK ESB014CF1-01A DD.Driver Repair: $ 1,004.00
Toshiba VT130H3U4330 H3 Variable Torque Adjustable Speed Drive Repair: Call for price
Rexroth HCS03.1E-W0070-A-05-NNBV IndraDrive C - Less Input Module, 400...500VAC 3 Phase 50 A In, 0-480VAC 3 Phase 45 A 0-1600Hz Out Repair: $ 3,094.00
Reliance Electric 410483-15A GV3000 Keypad Repair: $ 644.00
Sigmatek Robotdrive M3-1 3 Axis Motor Drive 4kW 380-480V 50-60Hz 10/20 A In 560VAC 0-8000 Hz Out Repair: $ 1,994.00
Johnson Controls AYK550-UH-031A-4+K465 Johnson Control 20HP 480VAC 15kW Drive Control Repair: $ 1,894.00
Lenze ESV373N04TXB SMVector 50 Hp AC Drive, 400/480 VAC 3 Ph 85/74 A 50/60Hz In, 0-400/460VAC 75/65A 0-500 Hz Out Repair: $ 1,984.00
ABB Drives ACS850-04-202A-5 VFD AC Drive 3-380~500 VAC 198 A 47-63 Hz In, 3-380~500 VAC 202 A 0-500 Hz Out 150 HP 110 kW, less control interfaces. Repair: $ 7,994.00
Ingersoll Rand 23459803 Compressor 100hp VFD Repair: Call for price
Emerson SP0404 SP Unidrive, 380-480V50-60Hz 3ph 4.3A 1.5hp In, 0-480V 3ph 3.0A out. Repair: $ 994.00
Magnetek HPV900-2025-2E1-01 HPV900 Series Two Drive, 5.6hp, 200-240VAC 27.7A 50-60HZ In, 0-240V 7.5kW 25A 0-120HZ 3PH Out Repair: $ 2,504.00
Rexroth R911338665 VFD, Input DC 254-750 VDC 49 A, Output 3 x 0-530VAC 20 A 0-1000 Hz Repair: $ 1,994.00
Gardner Denver 2FC47521ST00 Power Conversion Controller Input 3 Ph 400-480VAC 14.8A50/60Hz Output 3 Ph 0-480 VAC 0-400 Hz 17.8 A 7.5 kW Repair: Call for price
Miki Pulley Co. Ltd. V1-15-1H76 V1 Inverter Input 200/230 VAC 50/60 Hz Output 7A Repair: $ 989.00
Yaskawa CIMR-VU2A0006JAB REV C Adjustable Frequency Drive 200-240VAC 5.8A In, 0-240VAC O-400Hz 5.0A Out Repair: Call for price
Colortronic Digital Doser Motor and Controller Digital Doser Control with Mixing Motor Repair: $ 1,495.00
Pacific Scientific P70360-PNN P7000 Series Stepper Motor Drive 120/240 In, 2.6 A Out Repair: $ 1,594.00
SPINDEL 50198-0 Adjustable Frequency AC Drive 460 VAC 52 A In, 460 VAC 52 A 0-800 Hz out 40 HP Repair: Call for price
Rockwell 9VT401-040HTANA Series A VTAC9 Series A HVAC Drive 30 Hp 432-528 VAC 36 A IN, 5-460 VAC 0-400 Hz 40 A Out Repair: $ 1,849.00
NSK ESA-Y5240T25-21 Servo Motor Controller Repair: Call for price
NSK ESA-Y4080A23-21 Servo Motor Controller Repair: Call for price
NSK ESA-Y3040A23-21 Servo Motor Controller Repair: Call for price
NSK ESA-Y3040A23-21.1 Servo Motor Controller Repair: Call for price
NSK ESA-Y5120A25-11 Servo Motor Controller Repair: Call for price
NSK ESLZ10CFI-01 DD Driver Repair: $ 1,004.00
Yaskawa Electric America CIMR-AU4A0103AAA A1000 Drive, Input 380-480 VAC 86 A 3 PH, Output 0-480 VAC 0-400 Hz 91 A Drive Repair: $ 3,994.00
Eaton 02250157-718 60 HP Eaton Sullair Drive 400–480 VAC 3 Ph In 480 VAC 3 Phase Output 87 A Repair: $ 6,960.00
Hyundai N700E-550HFC/750HFPC Low Voltage Inverter Input 3Ph, 380-480V, 50/60Hz, 113A Output 3Ph, 0-480V, 0.01-400Hz, 110A Repair: $ 4,190.00
Hyundai N700E-550HF/750HFP Low Voltage Inverter Input 3Ph, 380-480V, 50/60Hz, 113A Output 3Ph, 0-480V, 0.01-400Hz, 110A (HD) Repair: $ 4,190.00
ABB ACS800-04M-0550-5+E202+E208+H360+J400+K458+P901+P916+P920 ACS 800 400kW Motor Controller Input; 380-500V 3Ph 48-63Hz Output; 0-Vin 0-300Hz 684A 3Ph Repair: Call for price
ABB ACS320-03U-12A5-4+J400+N7558+X1558 Motor Drive 3 Ph 380-480 V 19 A In, 0-380-480 V 12.5 A 0-500 Hz Out Repair: $ 590.00
WEG CFW500F88P0T4DB20G2 CFW500 Series Frequency Inverter Control Repair: $ 2,579.00
Stober FDS4150/B Posidrive FDS 4000 3 Ph 400-480 VAC 15 kVA 24.5 A In 3 Ph 0-400/480 VAC 22 A 11 kW 0-200 Hz 14.7 Hp Out Repair: $ 2,150.00
Stober FDS4110/B Posidrive FDS 4000 Series Drive FDS 4000 3 Ph 400-480 VAC 11 kVA 16.7 A In 3 Ph 0-400/480 VAC 7.5 kW 10.4 Hp Out Repair: $ 1,534.00
Invertek Drives ODE-3-210058-104Y-PZ Invertek Drive with Foot Control & EStop Repair: $ 994.00
NSK ESA-Y3040A23-11 Servo Motor Controller Repair: Call for price
Control Techniques SP3403 UNI-Drive 380-480 V 3 Ph In, 0-480 V 56 A Out Repair: Call for price
7774 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