Do you have a VOIP phone? And, if so, did it work while your solar battery back-up kicked in? Or, did you not get a chance to try it while the power was "out"? > From: Brian <http://www.cs..edu/~b> > Date: Fri, 6 Jan 2023 00:32:50 -0800 > > Yesterday there was a huge rainstorm, which sure enough brought down a > power line somewhere between here and PG&E. And everything died for > about ten seconds, and then my battery kicked in. It works! Of course > even ten seconds is enough to make my external rotating backup disk > unhappy, but I've ordered a UPS from Amazon to solve that problem. It's > supposed to kick in in milliseconds. They claim that's fast enough to > keep my disk happy. We'll see. > > The question is, how long could the battery keep the house going? And > unfortunately the web page that shows me all the solar power system > statistics doesn't have any data from the time when the house was on > battery power. :( But it was great that the laundry room didn't flood > during the power failure as usual!