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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Power Distribution, Inc. (PDI) designs, manufactures, and services mission critical power distribution, static switching, and power monitoring equipment for corporate data centers, alternative energy, industrial and commercial customers around the world. For over 30 years, PDI has served the data center and alternative energy markets providing flexible solutions with the widest range of products in the industry.

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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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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.