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.

Refine Results
Manufacturer
7697 Items Found
Items per page:
Sort By:
Mfg. Mfg. Part Num. Description Prices
Reliance Electric 6SP401-027CTAN 20HP AC Drive Repair: 1,612.00
Reliance Electric 6SP401-027BTAN 20HP AC Drive Repair: 1,612.00
Reliance Electric 6SP401-022CTAN 15HP AC Drive Repair: 1,556.00
Reliance Electric 6SP401-022BTAN 15HP AC Drive Repair: 1,416.00
Reliance Electric 6SP401-014CTAN 10HP AC Drive Repair: 1,164.00
Reliance Electric 6SP401-014BTAN 10HP AC Drive Repair: 1,232.00
Reliance Electric 6SP401-011BTNN 7.5HP AC Drive Repair: 1,032.00
Reliance Electric 6SP401-011BTAN 7.5HP AC Drive Repair: 1,040.00
Reliance Electric 6SP401-008CTNN 5HP AC Drive Repair: 864.00
Reliance Electric 6SP401-008BTNN 5HP AC Drive Repair: 892.00
Reliance Electric 6SP401-005BTNN 3HP AC Drive Repair: 760.00
Reliance Electric 6SP401-005BTAN 3HP AC Drive Repair: 756.00
Reliance Electric 6SP21F-9P6BTNN 3HP AC Drive Repair: 692.00
Reliance Electric 6SP21F-6P8BTNN 2HP AC Drive Repair: 648.00
Reliance Electric 6SP21F-4P2BTNN 1HP AC Drive Repair: 560.00
Reliance Electric 6SP21F-2P2BTNN .5HP AC Drive Repair: 532.00
Reliance Electric 6SP21F-028BTAN 10HP AC Drive Repair: 1,284.00
Reliance Electric 6SP21F-022BTAN 7.5HP AC Drive Repair: 1,052.00
Reliance Electric 6SP21F-015BTAN 5HP AC Drive Repair: 892.00
Reliance Electric 6SP201-9P6BTNN 3HP AC Drive Repair: 664.00
Reliance Electric 6SP201-6P8BTNN 2HP AC Drive Repair: 624.00
Reliance Electric 6SP201-4P2BTNN 1HP AC Drive Repair: 544.00
Reliance Electric 6SP201-2P2BTNN .5HP AC Drive Repair: 508.00
Reliance Electric 6SP201-028BTAN 10HP AC Drive Repair: 1,264.00
Reliance Electric 6SP201-022CTAN 7.5HP AC Drive Repair: 996.00
7697 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