average wattage of fridge freezer
Average Wattage. An average 21-cubic-foot side-by-side refrigerator-freezer demands about 780 watts when in operation. Once you know the wattage demanded by your refrigerator, you can figure out how much the refrigerator costs to run.Utilities sell electricity by the kilowatt-hour, so you need to convert watts to kilowatt-hours to figure your operating cost.ecause refrigerators cycle on and off all day and night, the U.S. Department of Energyâs rule of thumb is to assume eight hours of operating time per day. If your refrigerator demands 780 watts, multiply 780 by eight hours to get 6,240 watts per day.
A fridge will use anywhere from 100 to 400 watts depending on size, an average modern fridge will use 180 watts. Click calculate to find the energy consumption of a refrigerator using 180 Watts for 24 hours a day @ $0.10 per a kWh.Cost Per Hour:rice (kWh): Enter the cost you are paying on average per a kilowatt hour, average price in North America is 10 cents. If you are using an old fridge we highly recommend you upgrade to a more efficient modern model, advances in the past 15-20 years have reduced the energy use of refrigeration.