Power Consumption of Household Appliances

Are you looking for a backup generator for your household? Then you need to know how much power you will need. That is why we have decided to create this list of rough estimates of wattage consumption of most common household appliances that people want to keep running at all costs.

We hope these tables & charts will help you to better estimate how big and powerful generator you will need as a backup source of power for your household. Don’t forget to inspect each appliance / power tool in your home individually to see the precise wattage consumption.

Let’s check out our electrical appliances power consumption table below:

Essential Appliances

Estimated wattage
Household Appliances Rated (Running) Watts Additional Surge Watts
Heat Pump 4,700 W 4,500 W
Humidifier (13 Gal.) 175 W 0 W
Electric Water Heater 4,000 W 0 W
Well Water Pump (1/2 HP) 1,000 W 2,100 W
Window AC (10,000 BTU) 1,200 W 3,600 W
Window AC (12,000 BTU) 3,250 W 9,750 W
Central AC (10,000 BTU) 1,500 W 4,500 W
Central AC (24,000 BTU) 3,800 W 11,400 W
Sump Pump (1/3 HP) 800 W 1,300 W
Sump Pump (1/2 HP) 1,050 W 2,150 W
Furnace Fan Blower (1/3 HP) 700 W 1,400 W
Furnace Fan Blower (1/2 HP) 800 W 2,350 W
Garage Door Opener (1/2 HP) 875 W 2,350 W
Common Light Bulb 75 W 0 W
Space Heater 1,800 W 0 W
Ceiling Fan 60 W 70 W

Kitchen Appliances

Estimated wattage
Household Appliances Rated (Running) Watts Additional Surge Watts
Toaster 850 W 0 W
Microwave 1,000 W 0 W
Refrigerator / Freezer 700 W 2,200 W
Coffee Maker 1,000 W 0 W
Electric Stove (8" Element) 2,100 W 0 W
Deep Freezer 500 W 1,500 W
Electric Can Opener 170 W 0 W
Dishwasher 1,500 W 1,500 W
Food Processor 400 W 0 W
Electric Kettle 1,200 W 3,000 W
Food Dehydrator 800 W 0 W
Fryer 1,000 W 0 W
Pressure Cooker 700 W 0 W
Rice Cooker 200 W 500 W

Laundry Appliances

Estimated wattage
Household Appliances Rated (Running) Watts Additional Surge Watts
Clothes Dryer (Gas) 700 W 1,800 W
Clothes Dryer (Electric) 5,400 W 6,750 W
Hair Dryer 1,250 W 0 W
Iron 1,200 W 0 W
Washing Machine 1,150 W 2,250 W
Curling Iron 1,500 W 0 W
Electric Shaver 15 W 20 W
Vacuum Cleaner 200 W 700 W

Entertainment Appliances

Estimated wattage
Household Appliances Rated (Running) Watts Additional Surge Watts
Laptop 300 W 0 W
Stereo 450 W 0 W
Television 500 W 0 W
VCR / DVD Player 100 W 0 W
Video Game System 40 W 0 W
Monitor 200 - 250 W 0 W
Home Internet Router 5 W 15 W
Home Phone 3 W 5 W

Other Appliances

Estimated wattage
Household Appliances Rated (Running) Watts Additional Surge Watts
Clock Radio 50 - 200 W 0 W
Fax 60 - 80 W 0 W
Printer 400 - 600 W 0 W
Security System 500 W 0 W
Garage Door Opener (1/2 HP) 875 W 2,350 W
Copy Machine 1,600 W 0 W
Cell Phone Battery Charger 25 W 0 W
Outdoor Light String 250 W 0 W
Electric Mower 1,500 W 0 W
Paper Shredder 200 W 220 W
Projector 220 W 270 W
Scanner 10 W 18 W
Electric Strimmer 300 W 500 W
Treadmill 280 W 900 W

Printable Chart

Looking for More Appliances & Their Wattage Usage?

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About the author

Matthew

handyman, loves science

Hands behind everything you see around. Matthew is the ultimate handyman. He is the expert to all things related to generators. 

When he compares the machines, he uses his comprehensive research skills combined with attention to details. If you need to pick new generator, he is your man.

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