This version of Internet Explorer is no longer supported by Microsoft, and some features of our store will soon no longer be supported by this version of IE.
Please upgrade or use a different browser.
Variable frequency drives (VFD) enable speed control for three-phase AC motors such as those in conveyors, fans, pumps, compressors, HVAC and material handling. DURApulse GS3 series AC inverters offer V/Hz or sensorless vector control and autotuning up to 100 hp. A full line of accessories is available to ensure a reliable installation.