Energy Factor (EF)
Energy Factor (EF) : A measure of the energy efficiency of an appliance. In the U.S., the Department of Energy has defined energy factors for a variety of appliances. For dishwashers, the energy factor is the number of cycles per kilowatt hour of power input. For clothes washers, it is the capacity of the washer in cubic feet divided by the number of kilowatt hours of power input per washing cycle. For clothes dryers, it is the number of pounds of clothes dried per kilowatt hour of power consumed
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