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What is DC-UPS?

DC stands for: Direct Current.
UPS stands for Uninterruptible Power Supply.
Direct Current Uninterruptible Power Supply presents the superior method of simple parallel redundancy and direct contact between the load and the backup battery, providing emergency power to a load when the input power source (main power) fails. Besides the increased reliability, DC UPS is a Green Power solution to energy conservation and cost-cutting, as well as obvious advantages in security and operation making this the ideal choice for powering today's Smart Grid Communication equipment.

DC UPS and load

For detail comparison and better understanding on DC UPS Vs. AC UPS, please read the article "Comparison of the AC UPS and the DC UPS solutions for critical loads" by John Åkerlund, general manager and Christer Boije af Gennäs, Chairman, Netpower Labs AB, Sweden.

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