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
ABB ACS501030200P51 30HP AC Drive Repair: $ 2,468.00
ABB ACS401-6025-3-2 25HP 460V AC Drive Repair: $ 1,968.00
ABB ACS401-6006-3-2 7.5H 460V AC Drive Repair: $ 1,180.00
Ingersoll Rand 75TIR [CPN54671326] 50 HP Nirvana Compressor Drive 75TIR Repair: $ 7,944.00
Nordac SK 300E-301-340-B Frequency Inverter 3KW 4HP AC Drive Repair: Call for price
Hitachi VWS 2.5SB 2HP 230V AC Drive Repair: $ 888.00
Allen Bradley 20BD040A3AYNANC0 30 HP 460VAC Drive Repair: $ 3,040.00
Danfoss 131F6626 22KW 30HP 380V / 480V Motor Drive No Brake Resistor Repair: $ 1,732.00
ABB ACS355-03U-12A5-4 480VAC 12.5 Amp 3 Phase Motor Drive Repair: $ 644.00
Mitsubishi FR-E740-060-NA 3 HP 2.2 KW 3 PH 480VAC Inverter Repair: $ 440.00
Ingersoll Rand CCN22156798 Compressor AC Motor Drive Repair: $ 4,344.00
Magnetek GPD505V-A017 GPD505 Series Drive Repair: $ 1,420.00
Yaskawa CIMR-V7CC47P5 Inverter 460Vac 13.8A 14kVA Repair: $ 916.00
AC Technology M1475BH MC1000 7.5 HP AC Drive 440VAC Repair: $ 1,384.00
ABB ACS550-U1-059A-4 VFD 40HP 460V Drive Repair: $ 2,212.00
Lenze ESV402N02TXB SMV Vector Inverter 5HP 240V Repair: $ 624.00
Danfoss FC-301PK37T4E55H2XGXXXXSXXXXAXBXCXXXXDX VLT Automation Drive .5 HP 3 phase 460V Repair: $ 548.00
AC Technology M1475B MC1000 7.5 HP AC Drive Repair: $ 1,316.00
AC Technology M1215B MC Series Intelligent Drive 1.5 Hp Repair: $ 608.00
AC Technology M14150B MC100 15HP AC Drive Repair: $ 1,460.00
AC Technology M14200B MC1000 20HP AC Drive Repair: Call for price
Lenze E82EV371-2C 8200 Vector Controlled Frequency Inverter 230V 0.37kW Repair: Call for price
Lenze 33.8609-E 8600 Inverter Motor Control 23HP 32A Repair: Call for price
Hyundai N700E-055LF/075LFP Variable Frequency Drive 7.5HP 230V Repair: Call for price
Allen Bradley 20G11ND065JA0NNNN Powerflex 755 Drive 50 Hp 460V 37kW 65A Repair: $ 5,420.00
Yaskawa CIMR-PU4A0362UAA P1000 Drive 400V 362A AC Drive Repair: $ 12,520.00
KEB Electronic 09.F5.M3D-Y0HA AC Inverter 1.5 kW 480V Repair: $ 1,540.00
Toshiba VT130G9U4080 Transistor Inverter 460VAC 12.4A 7.5HP Repair: $ 1,000.00
Siemens 6SL3130-6AE21-0AB1 Sinamics S120 Smart Line Module 480Vac 17A 10kW Repair: $ 1,096.00
Mitsubishi MR-J3-CV18K AC/DC Voltage Converter Repair: $ 1,476.00
Emerson SP0403 Emerson Unidrive SP 0.75kW 380-480/60/3 In 0~480/3 Out Repair: $ 994.00
Mitsubishi MDS-DH-SP-100 Spindle Drive Unit Repair: Call for price
Allen Bradley 25A-D024N104 Power-Flex 523 AC Drive Repair: $ 1,148.00
Fuji Electric FRN7.5G9S-4SL2 10HP 380-480V AC Drive 7.5kW 18A Repair: $ 1,252.00
Toshiba VFSX-2015UP1 VF-SX Drive 208V 3Ph 1.5kW Repair: $ 624.00
Yaskawa CIMR-VU4A0018FAA V1000 480 VAC 3 Phase 15 Amp AC Motor Drive Repair: $ 1,012.00
Lenze ESV402N04TXC SMVector Inverter 4kW 5 HP 460 VAC Repair: $ 624.00
Allen Bradley 25A-D017N104 Powerflex 523, 7.5kW 10 HP 380-480VAC 3 PhaseDrive Repair: $ 888.00
Yaskawa CIMR-ZU2A0059FAA Z1000 Series Motor Speed Controller 200-240 VAC 3 Phase 59 Amps Repair: $ 1,180.00
Mitsubishi FR-V520-1.5K-NA 1.5kW 240V Vector Inverter AC Drive Repair: $ 1,560.00
B&R Industrial Automation 8EI4X5MWD10.0700-1 230 VAC 3 Axis 4.5 Amp AC Motor Drive Repair: Call for price
Sigmatek SDD310-3 DIAS 3-Axis Drive 207-528VAC 3 Phase Input, 14kVA Repair: Call for price
KEB Electronic 09F5MBD-Y0P0 Combivert F5 Drive 460VAC 3 Phase Input, 0-440VAC 3 Phase out 2.8kVA Repair: Call for price
Baldor Electric FDH4A27TR-RN23 Baldor Flex Drive 0-460V 27 Amp Repair: Call for price
Yaskawa CIMR-VU2A00020GAA V1000 200V 3 Phase 19.6A Motor Drive Repair: Call for price
Hitachi P1-01160-HFUF 60HP 380-480VAC AC Drive Repair: Call for price
Hitachi P1-01160-HFUF SJ series type P1 inverter 380-500 V 3Ph 116/105/91 Amps In, 0-590 Hz 0-500 V 116/105/91 Amps Repair: Call for price
Danfoss 195N1021 VLT2800 Series Drive 3 Phase In 380-480 V 50/60 Hz Out 3 Phase 0-1000 Hz 2.1A 1.7 kVA DeviceNet Repair: $ 600.00
Trane X1317 0220 030 Trane Condenser Fan Speed Control Repair: $ 954.00
Trane X1317 0290010 Trane Condenser Fan Speed Control Repair: $ 954.00
Kollmorgen CR03260-2G106A Servostar CD Servo Drive 3 Phase AC 115/230 VAC 0.7/1.1 KVA Repair: $ 1,650.00
Stober FDS4220/B Posidrive FDS 4000 3-Phase 400 VAC In 15kW 32Amp Output Repair: $ 2,300.00
Eurotherm EPACK-3PH/32A/500V/XXX/v2/XXX/XXX/IP/XXX/XXXXX/XXXXX/GWE/XXX/XXXXXX/// EPACK-3PH Power Controller 100~500 VAC 32 A In Repair: $ 1,524.00
Toshiba VT130Q9+4220 380/480 VAC 3PH 22kVA 20HP Inverter Drive Repair: $ 1,400.00
Toshiba VT130Q9+4160 380/480 VAC 3PH 16 kVA 15 HP Inverter Drive Repair: $ 1,500.00
ABB ACS320-03U-34A1-2 Variable Frequency Drive 200~240 VAC 34.1 A Output, 0~500 Hz Repair: $ 895.00
Danfoss 132F0028 5.5 kW 380-480 V 50/60 Hz In, 0-Vin 0-400 Hz 3 Phase Out Micro Drive Repair: Call for price
Allen Bradley 20F11ND096JA0NNNNN Power Flex 753 Drive 75 Hp 460VAC Repair: $ 4,996.00
Johnson Controls VS048210B-00000 15 HP 11 kW 200-240 VAC Variable Speed Drive Repair: Call for price
Danfoss 195N1051 VLT2800 Series Variable AC Speed Drive 5.5A 3.6kVA Repair: $ 768.00
Fuji Electric 6KF11H017X1A1 AF-300F11 Series Speed Drive 380-480V 16.5A Repair: $ 1,124.00
J&D Manufacturing VFD240V03013A 240V 3PH/1PH 9.0/6.7A VFD (Variable Frequency Drive) Repair: $ 704.00
J&D Manufacturing VFD480V03030B 480V 3PH 5.5A VFD (Variable Frequency Drive) Repair: $ 744.00
Allen Bradley 22B-D024N104 Series A PowerFlex 40 3Phase Drive Repair: $ 1,014.00
ABB Drives ACB530-U1-157A-4 125 HP 380-480 VAC 3 Phase Variable Frequency Drive Repair: $ 6,995.00
ABB ACS310-03U-25A4-4 ACS300 Series Drive Repair: $ 899.00
Emerson M000-114 04640 EU0 UNIDRIVE M 480V 250/280kW AC Drive Follower Repair: Call for price
Emerson M000-114 04640 EU0 (Master) UNIDRIVE M 480V 250/280kW AC Drive Master Repair: Call for price
Emerson M702-MASTER UNIDRIVE M Master Controller Repair: Call for price
Danfoss 132F0026 4 kW 5 HP 380-480 V 50/60 Hz In, 0-Vin 0-400 Hz 3 Phase Out Micro Drive Repair: Call for price
Danfoss 132F0030 15.5 kW 380-480 V 50/60 Hz In, 0-Vin 0-400 Hz 3 Phase Out Micro Drive Repair: Call for price
Danfoss 132F0058 23.0 kW 380-480 V 50/60 Hz In, 0-Vin 0-400 Hz 3 Phase Out Micro Drive Repair: Call for price
Danfoss 132F0059 31.0 kW 380-480 V 50/60 Hz In, 0-Vin 0-400 Hz 3 Phase Out Micro Drive Repair: Call for price
Danfoss 132F0060 37.0 kW 380-480 V 50/60 Hz In, 0-Vin 0-400 Hz 3 Phase Out Micro Drive Repair: Call for price
Danfoss 132F0061 43.0 kW 380-480 V 50/60 Hz In, 0-Vin 0-400 Hz 3 Phase Out Micro Drive Repair: Call for price
Control Techniques SK4401 50Hp 480V 3 Phase Inverter Drive Repair: $ 2,970.00
Mitsubishi MR-J3-CV30K 30 kW J3 Drive 107A 230V Repair: $ 3,000.00
Control Techniques SKC3400400 Commander SK AC Motor Drive 5HP Repair: $ 984.00
Woods XFC2002-0A Micro-Invert Control 2HP 230V 7.5A 3kVA Repair: $ 724.00
Emerson SKA1200037 Commander SK Series Drive 240V 5.8A .37kW Repair: $ 724.00
AC Technology Q12001B 240 Volt 1 HP Variable Speed AC Motor Drive NEMA 1 Repair: Call for price
AC Technology Q14001B 480 Volt 1 HP Variable Speed AC Motor Drive NEMA 1 Repair: $ 1,154.00
AC Technology Q15001B 590 Volt 1 HP Variable Speed AC Motor Drive NEMA 1 Repair: Call for price
AC Technology Q12002B 240 Volt 2 HP Variable Speed AC Motor Drive NEMA 1 Repair: Call for price
AC Technology Q14002B 480 Volt 2 HP Variable Speed AC Motor Drive NEMA 1 Repair: Call for price
AC Technology Q12003B 240 Volt 3 HP Variable Speed AC Motor Drive NEMA 1 Repair: Call for price
AC Technology Q14003B 480 Volt 3 HP Variable Speed AC Motor Drive NEMA 1 Repair: $ 1,154.00
AC Technology Q15003B 590 Volt 3 HP Variable Speed AC Motor Drive NEMA 1 Repair: Call for price
AC Technology Q12005B 240 Volt 5 HP Variable Speed AC Motor Drive NEMA 1 Repair: Call for price
AC Technology Q14005B 480 Volt 5 HP Variable Speed AC Motor Drive NEMA 1 Repair: $ 1,154.00
AC Technology Q15005B 590 Volt 5 HP Variable Speed AC Motor Drive NEMA 1 Repair: $ 1,464.00
AC Technology Q12008B 240 Volt 7.5 HP Variable Speed AC Motor Drive NEMA 1 Repair: Call for price
AC Technology Q14008B 480 Volt 7.5 HP Variable Speed AC Motor Drive NEMA 1 Repair: $ 1,484.00
AC Technology Q15008B 590 Volt 7.5 HP Variable Speed AC Motor Drive NEMA 1 Repair: Call for price
AC Technology Q12010B 240 Volt 10 HP Variable Speed AC Motor Drive NEMA 1 Repair: Call for price
AC Technology Q14010B 480 Volt 10 HP Variable Speed AC Motor Drive NEMA 1 Repair: Call for price
AC Technology Q15010B 590 Volt 10 HP Variable Speed AC Motor Drive NEMA 1 Repair: Call for price
AC Technology Q12015B 240 Volt 15 HP Variable Speed AC Motor Drive NEMA 1 Repair: $ 1,764.00
AC Technology Q14015B 480 Volt 15 HP Variable Speed AC Motor Drive NEMA 1 Repair: Call for price
AC Technology Q15015B 590 Volt 15 HP Variable Speed AC Motor Drive NEMA 1 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