Power Distribution, Inc.

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4200 Oakleys Court | Richmond, Virginia 23223
Phone: (800) 225-4838 | Fax: (804) 737-1703

Smiths Power provides power management and protection for critical systems supporting the wireless telecommunications, data center, commercial facilities, manufacturing/automation, rail, energy, medical and defense markets. As a family of brands, PDI, Onyx, PolyPhaser, Transtector, DOWIN, LEA and RO Associates unite under one umbrella to Transform, Distribute, Monitor and Protect™ power in global networks and systems.

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ONYX Power is a market leader in the manufacture of high power, high performance and efficient dry type transformers ranging from 30 kVA to 3MVA. ONYX Power offers custom OEM and engineering services for transformers, magnet­ics, inverters, and power distribution solutions for mission critical, alternative energy, commercial and industrial markets.

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PolyPhaser leads the market with its patented RF protection solutions, specifically supporting communications systems. Based on its extensive experience with multi-stage surge protection, PolyPhaser continues to expand its product offering to support the needs of advanced network applications with technologies such as DC Block, DC Pass and Ultra Low PIM.

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Transtector Systems specializes in the protection of highly sensitive, low voltage equipment through its patented, non-degrading silicon diode technology and custom filters. Its power quality expertise translates into a diverse product offering including AC, DC, and signal applications as well as integrated cabinets, power distribution panels and EMP hardened devices.

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When Experts Join Forces, Powerful Things Happen!

PDI, ONYX, PolyPhaser, Transtector, LEA, DOWIN and RO Associates are uniting under a common umbrella – Smiths Power. Together we Transform, Distribute, Monitor and Protect power in critical systems and networks.


Power Distribution, Incorporated

We have been a leader in the power quality industry since 1978. As an innovator in technology solutions to power quality issues with several patented technologies, we have continually advanced our products in response to changing customer needs whether it’s power distribution, regulation, harmonic cancellation, switching or systems monitoring.

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Red Herring Top 100 Award Winner Deloitte Technology Fast 500 2011 Winner

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