Energy Usage Calculator

Find how much energy your home or appliance uses.

Total Cost of Your Energy Usage:
Usage (kWh) Cost ($)
Per Day: ----- -----
Per Month: ----- -----
Per Year: ----- -----

Energy Usage Calculation Formula

To calculate energy consumption follow this simple formula. Energy (E) in kilowatt-hours (kWh) is equal to the power (P) in watts (W) multiplied by the number of hours used (t) per day divided by 1,000 watts per kilowatt.

E(kWh/day) = P(W) × t(h/day) / 1000(W/kW)

You can find more information about watts and kilowatts here.

Why Calculate Your Energy Usage?

Understanding your energy usage will help you understand how your habits affect your pocketbook in the form of your electricity bill and how large your carbon footprint is. Making the right choices, even on small energy consumers like light bulbs, can save you money and reduce your carbon footprint significantly.

Ceiling Fan

Clothes Dryer

Clothes Washer

Dishwasher

Light Bulb

Microwave

Refrigerator

Television (TV)

Vacuum Cleaner

Energy Usage Calculators

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