Vector CAG partners with Danfoss Drives to provide you the very best water/wastewater AC drive solution. We offer low voltage AC drive options in various sizes and horsepower that meet all of your application needs. An AC drive is a device used to control the speed of an electrical motor in order to; enhance process control, reduce energy usage and generate energy efficiently, decrease mechanical stress on motor control applications and optimize the operation of various applications relying on electric motors. AC drives are also known by various other names such as adjustable speed drives, adjustable frequency drives, variable frequency drives(VFD’s), variable speed drives, frequency converters, inverters and power converters.