We have about 30 devices, each with their own APC power supply. They get quite a bit of use, the power grid in our area seems to be a little bit unstable at times and we get very brief fluctuations. Once in a while, we'll have a battery burn out for good and it needs to be replaced.
In the past, we believed that it would be a good idea to keep a few replacement batteries in our storage room so that I can just swap them out when one dies. This was the idea, up until recently.
We were adding another server to our network, so we ordered a new APC UPS. A few days later, our new UPS arrived, and we set it up. To our surprise, it was dead on arrival. We contacted APC, and through a little bit of investigation we learned that this unit was sitting in a warehouse for about a year before we ordered it. APC informed us that the batteries only have...