Swollen batteries

04 Dec: What is the service life of my UPS batteries?

Just because the major manufacturers rate their batteries for 3 to 5 years doesn’t mean you should leave them in service that long. Most models of UPS will beep and light an alarm indicator to tell you that the battery has gone bad. There’s a big problem with this indication: it is too late! If the “replace-battery” alarm does come on, you must remove the batteries immediately or they will very soon (within a few…