Tools to calculate consumption
Calculate the consumption of your appliances and devices*
There are a dozen calculators for you to choose from. Learn more about the energy consumption of your appliances and electronics to make wiser energy choices.
* Please note that these calculations are approximate, since a number of factors can affect consumption, including the actual efficiency of your appliances, the hours of use and weather conditions.
kWh: definition and calculation method
- The kilowatthour (kWh) is a unit that measures energy.
- One kWh is equal to the consumption of one 1,000-watt electronic device in one hour.
To calculate the consumption of a device, multiply its power by the number of hours of use. Then, divide the result by 1,000 to obtain the consumption in kWh.
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