One of the best standby generators with about 20 to 24 kW can power most of a home’s appliances and costs $5,000 to $6,500. Another option is the portable generator, which can range in power ...

Measured at 23 and 50 feet from the generator ... Portable Generators models like the GP5500 5939 are rated on multiple criteria, such as those listed below. Power delivery: How much wattage ...