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Household Appliance Wattage Chart
(See also Portable Generator Reviews)
The wattage noted below for each appliance is approximate only; please refer to
the specific tool or appliance for exact wattage or purchase a watt meter.

You may also use the following formula to convert voltage and amperage to
watts if the information is available on the appliance: Volts x Amps = Watts.
< Portable Generator Best Values

Generator Wattage Guide

Running Wattage Surge Wattage
Air Conditioner - Central 24k BTU 3750 6235
Air Conditioner-Window 8000 BTU 800 1600
Battery Charger - RV 100-1500 100-1500
Blow Dryer 900-1500 900-1500
Clock Radio 50 50
Coffee Maker 1200 1200
Desk Top Computer 150 150
Cordless Phone 3 3
Electric Blanket 400 400
Electric Dryer 5400 6750
Electric Fan 16" 85 85
Freezer 500 1000-1500
Furnace Fan 1/2 hp 875 2300
Garage Door Opener 550 1100
Heat Pump 4700 12000
Hot Plate 1200-1500 1200-1500
Light Bulb 40-100 40-100
Light Florescent 15-40 15-40
Microwave 600-1500 1200-3000
Oven 3410 3410
Refrigerator/Freezer 500-800 1500-2400
Satellite Dish 30-100 30-100
Space Heater 400-1500 400-1500
Sump Pump 1/2 hp 1050 2150-4100
Sump Pump 1/3 hp 800 1300-2900
Toaster/Oven 1200 1200
TV Flat Screen 46" LCD 180 180
TV 19" Color/Monitor 160 160
TV 25" Color 300 300
Washer 1150 2300
Water Heater 40 Gal 3800 3800
Well Pump 1/2 hp 1000 4000
Well Pump 1/3 hp 750 3000
Xbox 170 170