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Generator Wattage Chart

Use this generator wattage chart to compare common household loads before sizing backup power.

Last updated: May 2026

Generator wattage chart for common household loads Pinterest image for Generator Wattage Chart

Chart values

Generator Wattage Chart values
Refrigerator600 to 1,200 starting W
Sump pump1,500+ starting W
Window AC1,000 to 2,000 W
Whole essentialsAdd starting watts

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