Springer Controls has partnered with Invertek to offer AC drives, also known as Variable Frequency Drives (VFDs). The popular Invertek E3 drive is a general-purpose drive capable of handling up to 50 HP. The Invertek E3 drives are effortless to use and are compact, yet robust. They offer indoor (IP20) as well as outdoor rated (IP66 / N4X) units with 110-480v, 1 & 3 phase input. Give Springer Controls a call to discuss your VFD needs.