AC Drives

Control Techniques AC drives provide world-class solutions to a wide range of applications and industries. AC drives are also known as variable frequency drives (VFD) or variable speed drives (VSD).

Our products offer: 

  • Wide power and voltage ranges 
  • High performance motor control 
  • Easy to use 
  • Extendable through a large range of click-in option modules 
  • Compact size Integrated programmable automation and motion control 
  • Robust design for long and reliable service
Drives for Industrial Applications
The Control Techniques Unidrive M is Emerson's AC and Servo drive family designed specifically for industrial applications.
Control Techniques offers a wide variety of enclosure, power and control option configurations for Unidrive M701 and Unidrive M200 AC drives
​Drives for Process Applications
Optimum energy efficiency, flexible functionality and ease of use
Ultra compact regenerative drive solution 30 hp - 125 hp (22 kW - 90 kW) 400 V – 480 V
Drives for Elevator Applications
Dedicated elevator drives that are easy to set-up and optimize while providing class-leading ride comfort
Previous Solutions
Complete floor mount NEMA1 enclosed drives for high power AC and servo motor control
Service locations, upgrades, documentation, data and software for Control Techniques superseded products
Upgrade from Unidrive SP and Commander SK AC drives to Unidrive M
​​The benefits of upgrading from Unidrive SP and Commander SK AC drives to Unidrive M
Unidrive M-Variable-Frequency-Drive / Commander SK-Variable-Frequency-Drive / Unidrive SP-Variable-Frequency-Drive

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dyneo ac motors

Drives and energy