Power Quality Manufacturers

Controlled Power Co.


Uninterruptible Power Systems, Power Conditioners, Voltage Regulators, Power Distribution Units, Double Isolation Transformers, Emergency Lighting Inverters

Eaton's Cooper Power Series


RTE, McGraw Edison, Kearney, and Kyle Medium Voltage Products including Liquid Filled Substation and Pad-Mounted Transformers through 10MVA, Regulators, Capacitors, Switches, Reclosers, Sectionalizing Cabinets, Arrestors, Pad-Mounted Switchgear, and Cable Connection Systems

Power Quality Int'l.


Zero Sequence Passive Harmonic Filters, Harmonic Filtering Transformer for Distribution or Drive Isolation

Power Survey


Power Factor Correction Capacitors, Active Harmonic Filters

Staco Energy Products


Single & Three Phase Emergency Lighting Inverters, 3 Phase UPS Systems, Single & Three Phase Frequency Converters