Our editor-tested and researched portable and whole-home options keep appliances and other essentials running during an ...

How Generators Work Generators consist of two major components: an engine and an alternator. The engine turns the alternator, producing AC (alternating current) power that goes through a voltage ...

Homes traditionally run on power grids, but it isn't 100% reliable. Technical problems can happen at any time, high consumer demand leads to blackouts, and there's the occasional weather disturbance ...