Quote Originally Posted by rbeau30 View Post
I have it and my internet on a backup battery. The draw will determine how long they run. Usually the time on the side of the box is wrong.
I run the UPS system here at the shop off of a bank of 3 20 Ah motorcycle batteries, wired in parallel and hooked up to an old 400 watt hour UPS unit that the original(small) battery had croaked in. It will run 1 desktop computer, a cable modem, wireless router, and my security system for at least 8 hours(the longest I have tested it).