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Sell your excess or old UPS

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(623) 707-1003


Somerset UPS Preventive Maintenance. Your best defense against downtime. Call us at (602) 635-4056

New or Refurbished UPS Systems

Somerset Power Systems provides refurbished and new uninterruptible power systems, modules, batteries, parts and service. We stock over a million dollars in equipment inventory. We are your one stop shop for all your power infrastructure needs. Learn about UPS’s.


Somerset Power Systems repairs and stocks all single phase and three phase modular UPS components for APC Symmetra, Liebert Nfinity, and Eaton 9170. Our module repair capabilities are the best in the industry and allow us to offer a one year warranty on all modules.

UPS Batteries

Somerset Power Systems is your source for all UPS batteries. We stock a half-million dollars in battery inventory. While most companies offer and use general purpose batteries, we carry high rate UPS batteries designed for all applications. Purchase for a job or by the pallet. Learn about our Batteries.


Stand alone and trailer UPS rentals are available to both planned outages and emergency situations. Our UPS experts can provide short and long term rental options. Our ready to ship inventory can supply a large variety of UPS sizes with quick delivery time. Learn about our Rental Offers.

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What’s Happening at Somerset


Critical Power Show

Two of our Best – Mike Gaylord and Kent Croft at the Critical Power Show this week in Detroit Michigan. The Critical Power conferences is focused on the latest in critical power technology and services for data centers, industrial and manufacturing facilities, laboratories, military, healthcare, telecom, financial institutes and disaster recovery. Studies estimate that losses due to power interruptions, and power quality disturbances, amount to more than $150 billion annually in the US alone. – Sept 13