Dividing the watt-hours of a generator by the watts of the devices you plug into it can tell you (even before you buy) how much runtime you’ll get.

One of the most productive new approaches to power quality is immunity testing — making sure that loads can tolerate common disturbances without additional filtering or support. This kind of testing ...

Your home generator can power plenty of devices, but there are some items you should keep unplugged to avoid damage, overloads, or tripping the system.