VFDs for applications ranging from general purpose, HVAC, lift and elevator and vector operation. Single and three phase, 115-690VAC.   More

Also known as variable frequency drive (VFD) it's a device for controlling the rotational speed of an alternating current electric motor by controlling the frequency and voltage in a precise proportion to maintain full torque throughout the maximum of speed range.  The industry sometimes refers to these devices as AC Inverters and Variable Speed Drives.

AC Drives
AC Drives
A compact, low cost, and versatile AC Drive that can operate in constant torque, variable torque, or sensorless vector modes for maximum application flexibility.
N3
Most anticipated VFD on the market available now. 230/460/690V 1-2000HP designed to be the new thoroughbred standard in Variable Frequency Drives.
SP2000