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Not sure how many watts you need to run a house? This guide explains practical generator size ranges, running watts vs starting watts, appliance load planning, and solar generator backup basics.

Learn how to estimate generator size for house backup by listing appliances, checking starting watts, planning battery storage, and reviewing safety needs before you buy.

Generator prices vary because “generator” can mean a portable fuel generator, a professionally installed standby system, or a battery-based solar generator. This guide compares typical 2026 costs, installation factors, safety needs, power sizing, and when a portable power station may make more sense.