Find the monthly operating cost by multiplying your daily cost by 30. At the California average electricity price, a 300-watt unit costs *$11.70* per month, or *$140.40* per year. Refrigerators with a lower wattage rating will require much less energy, and thus cost much less to operate.

is a unit of *electrical* energy equal to one. *Average*. *Cost* per. Typical. kWh per. Month @. Wattage. Month .125/kWh. tion of high-efficiency *refrigerators* is.

fridge uses 1400 kWh a year, while a modern energy-efficient model uses only 350 kWh â€” a whopping 75% reduction. At 15Â¢ kWh, trading in a pre-1986 fridge for a new efficient one would save about *$158* a year in electricity costs. And some older fridges are even worse than the average.

Find out *how much* your old *refrigerator* or freezer *costs* to operate and *how*. Find your state's *electricity price* per kilowatt hour or use the national *average*.

The chart below gives you a good idea of energy *costs* per *electrical* appliance, kind of like nutrition fact labels on food.. Energy Star *Refrigerator* (Side by Side) 21 cu.. . Estimated energy use is based on *average* operation conditions.

How many watts *does a refrigerator* use, calculate the *electricity* usage of your. *Price* (kWh): Enter the *cost* you are paying on *average* per kilowatt hour, our .