Work out what an appliance costs to run from its power draw, daily usage and your price per kWh.
Cómo usar Electricity Cost
Enter the appliance power in watts (check its label or manual).
Set how many hours per day you use it and your electricity price per kWh.
Read the cost per day, month and year, plus the yearly energy use.
Preguntas frecuentes
Energy per day is the power in kilowatts times the hours used. Multiplying by your price per kWh gives the daily cost, which scales to the month and year.
It is usually printed on the type label, the plug or in the manual, given in watts (W). For devices that switch on and off, use the average power.
In Germany household electricity is often around 0.30 to 0.40 EUR per kWh, but it varies by tariff and year, so enter the rate from your own contract.
An electricity cost calculator that turns an appliance's wattage and daily use into the cost per day, month and year, along with its annual energy consumption.
Useful for spotting expensive devices, comparing old and new appliances, or estimating the running cost of a heater, fridge or PC.
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