Who we are

Specializing in VFDs with Active Front End technology, Phase Technologies produces the only low harmonic, fully regenerative, phase-converting VFD that complies with IEEE 519, the international standard for allowable harmonic levels on utility mains. The company has an extensive product line-up of low harmonic, fully regenerative drives in both three-phase and phase-converting models.

Our story

Phase Technologies relies on a team of in-house power electronics and mechanical design engineers to develop innovative products, encompassing all aspects of hardware and firmware design. All products are manufactured at our facilities in the USA under exacting quality standards. In-house processes include printed circuit board population, wire assemblies, and our own proprietary magnetics fabrication. The company operates a certified UL 508A panel shop to integrate our drives into rugged outdoor panels with custom options for applications including irrigation, oil and gas production, and general industrial control. The custom integrations are part of the manufacturing process, not an afterthought.

Integrity and honesty are the cornerstones of customer interaction at Phase Technologies. Knowledgeable sales experts are available to help customers select the right product to fit their needs, and we partner with the best distributors and dealers to make our products available with industry best lead times and local service. Typical manufacturing lead time is 3-7 business days. Experts in our customer service department are standing by to answer any technical questions and provide the support to keep your application up and running.

Phase - Model 1LH Series - Low Harmonic Phase Converting Variable Frequency Drive Panel - Brochure