Phase Technologies, LLC

Phase Technologies is a power electronics manufacturer located in Rapid City, South Dakota. Founded in 1999, Phase Technologies developed the world’s first digital phase converter, called the Phase Perfect® Digital Phase Converter. This was the first major advancement of phase conversion technology in decades. Recognized as the world’s leading manufacturer of phase converter technologies, the company expanded the technology into variable frequency drives (VFDs) in the irrigation, water pumping, HVAC and oil & gas industries.