Despite its critical importance, the battery system is easily the most vulnerable component of a UPS system. Unlike other UPS components, batteries degrade relatively quickly, and often unpredictably, ...

Editor's Note: March 16, 2026: We've added a section answering some frequently asked questions related to purchasing a UPS backup at the end of this story, which we hope will help you figure out how ...

The electrolyte-level sensor monitor will send an alarm when the level reaches the low mark on any cell. Battery systems typically live in the shadow of their more high-tech counterparts in Dominion’s ...

ABM Industries Incorporated recently acquired Quality Uptime Services, Inc., headquartered in Bethel, Conn. for an all-cash purchase price of $119 million. Quality Uptime is a leading independent ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Sarah Witman Sarah Witman is a writer focused on batteries and charging ...