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
AC Technology Q25010C 590 Volt 10 HP Variable Speed AC Motor Drive NEMA 4X Repair: Call for price
AC Technology Q22015C 240 Volt 15 HP Variable Speed AC Motor Drive NEMA 4X Repair: Call for price
AC Technology Q24015C 480 Volt 15 HP Variable Speed AC Motor Drive NEMA 4X Repair: Call for price
AC Technology Q25015C 590 Volt 15 HP Variable Speed AC Motor Drive NEMA 4X Repair: Call for price
AC Technology Q22020C 240 Volt 20 HP Variable Speed AC Motor Drive NEMA 4X Repair: Call for price
AC Technology Q24020C 480 Volt 20 HP Variable Speed AC Motor Drive NEMA 4X Repair: Call for price
AC Technology Q22025C 240 Volt 25 HP Variable Speed AC Motor Drive NEMA 4X Repair: Call for price
AC Technology Q24025C 480 Volt 25 HP Variable Speed AC Motor Drive NEMA 4X Repair: Call for price
AC Technology Q25025C 590 Volt 25 HP Variable Speed AC Motor Drive NEMA 4X Repair: Call for price
AC Technology Q22030D 240 Volt 30 HP Variable Speed AC Motor Drive NEMA 12 Repair: Call for price
AC Technology Q24030C 480 Volt 30 HP Variable Speed AC Motor Drive NEMA 4X Repair: Call for price
AC Technology Q22040D 240 Volt 40 HP Variable Speed AC Motor Drive NEMA 12 Repair: Call for price
AC Technology Q24040D 480 Volt 40 HP Variable Speed AC Motor Drive NEMA 12 Repair: Call for price
AC Technology Q25040D 590 Volt 40 HP Variable Speed AC Motor Drive NEMA 12 Repair: Call for price
AC Technology Q24050D 480 Volt 50 HP Variable Speed AC Motor Drive NEMA 12 Repair: Call for price
AC Technology Q25050D 590 Volt 50 HP Variable Speed AC Motor Drive NEMA 12 Repair: Call for price
AC Technology Q22060D 240 Volt 60 HP Variable Speed AC Motor Drive NEMA 12 Repair: Call for price
AC Technology Q24060D 480 Volt 60 HP Variable Speed AC Motor Drive NEMA 12 Repair: Call for price
AC Technology Q25060D 590 Volt 60 HP Variable Speed AC Motor Drive NEMA 12 Repair: Call for price
AC Technology Q24075D 480 Volt 75 HP Variable Speed AC Motor Drive NEMA 12 Repair: Call for price
AC Technology Q25075D 590 Volt 75 HP Variable Speed AC Motor Drive NEMA 12 Repair: Call for price
AC Technology Q24100D 480 Volt 100 HP Variable Speed AC Motor Drive NEMA 12 Repair: Call for price
AC Technology Q25100D 590 Volt 100 HP Variable Speed AC Motor Drive NEMA 12 Repair: Call for price
AC Technology Q24125D 480 Volt 125 HP Variable Speed AC Motor Drive NEMA 12 Repair: Call for price
AC Technology Q25125D 590 Volt 125 HP Variable Speed AC Motor Drive NEMA 12 Repair: Call for price
7702 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