AC Drives
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AC Drives

Control Techniques offers a range of drives for HVAC/R to optimally meet the needs of your HVAC/R application.

The Commander HSK is a reliable and cost effective VFD suitable for a wide range of fan, pump and compressor applications in HVAC and Refrigeration where connectivity to a building automation system is not required.

Power range
0.33 – 200 HP in 115, 208-230, 460, 575 and 690 Volts

The Affinity BA (Building Automation) drive is built for HVAC/R applications and is designed to work flawlessly with all major building management systems. For applications with no building automation controller the Affinity has extensive HVAC/R functionality to enable intelligent control to be accomplished. Extensive HVAC/R industry research means the easy-to-use Affinity is one of the leading choices of drive amongst building operators, consultants and contractors.

Power range
Models are available in 208V–230V, 460V, 575V and 690V with power ranges to 600 HP

AC Drives
AC Drive