To get the best efficiency for my battery backup system I want to make sure that the backup battery is large enough to cope with at least twice the total amp hours required in my calculations. So, in ...

Preparation is the best defense against power outages in commercial facilities. The loss of grid power can happen at any time. And whether caused by storms, natural disasters, aging infrastructure, or ...

One of the best safety nets homeowners can give themselves is a whole-house generator. This type of generator instantly powers on during an outage, providing electricity for lights, refrigerators, air ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The power just went out—again. As you dig around for candles and wonder whether your laptop is fully ...

Consumer Reports has no financial relationship with advertisers on this site. Consumer Reports has no financial relationship with advertisers on this site. When the power goes out, a generator is the ...

Going days without electricity has a way of making a person plan ahead for the next time the lights go out. Portable generator makers and big-box retailers are reporting increased demand for portable ...