The Most Trusted Name in Power Factor Correction and Harmonic Filtering


NEPSI, an American Superconductor company, manufactures medium voltage (2.4kV through 34.5kV) power capacitor banks and harmonic filter banks for power factor correction. The founders and top level personnel have over 50 years of experience in the design, development, and analysis of industrial, utility, and commercial power systems and power factor correction equipment. This experience is coupled with licensed professional engineers with post-graduate degrees in Electric Power Engineering. NEPSI's equipment is designed and built on sound engineering principles with total quality and customer satisfaction as guiding principles.

What We Do

Our History

Statement of Qualifications

Guiding Principles



Visitor Guide

Contact Us

Customer Satisfaction Survey

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