These models juice up your refrigerator, air conditioner, and other essentials during an emergency—no matter what.

Running two EF2200iS generators in parallel will power even the most power-hungry RV air conditioning unit, and much more.

Picking a generator depends mainly on the size of your home and what you wish to power. The average house will take at least 5,000 to 7,500 watts to run only the most critical equipment—think ...

For running just a sump pump, a portable generator that produces up to around 2,500 watts would probably be fine. A unit with “inverter” technology will be smaller, easier to handle, and quieter. It’s ...