Appliance library
Appliance electricity cost estimates
Choose an appliance, review the assumptions, then use the calculator with your own label or meter reading.
Refrigerator Electricity Cost
Estimate refrigerator running cost using wattage, compressor duty cycle, local electricity price, and measured energy use.
Read the estimate Appliance estimateFreezer Electricity Cost
Estimate chest or upright freezer electricity cost while accounting for cycling, room temperature, and equipment condition.
Read the estimate Appliance estimateWindow Air Conditioner Electricity Cost
Calculate the cost of a window air conditioner from rated input power, operating hours, cycling, and your electric rate.
Read the estimate Appliance estimatePortable Air Conditioner Electricity Cost
Estimate portable air conditioner energy use and compare it with other cooling options using transparent assumptions.
Read the estimate Appliance estimateSpace Heater Electricity Cost
Estimate electric space heater costs by wattage, thermostat cycling, daily hours, and the price on your utility bill.
Read the estimate Appliance estimateClothes Dryer Electricity Cost
Calculate electric dryer cost per load, month, and year using rated power and realistic cycle duration.
Read the estimate Appliance estimateWashing Machine Electricity Cost
Estimate washer electricity cost and understand why hot-water energy may matter more than the machine motor.
Read the estimate Appliance estimateDishwasher Electricity Cost
Estimate dishwasher electricity cost per cycle and account for heated water and drying choices.
Read the estimate Appliance estimateElectric Oven Electricity Cost
Estimate the electricity cost of baking or roasting from oven input power, cycle time, and thermostat duty cycle.
Read the estimate Appliance estimateMicrowave Electricity Cost
Calculate microwave electricity cost using input wattage and actual cooking minutes rather than advertised output power.
Read the estimate Appliance estimateDehumidifier Electricity Cost
Estimate dehumidifier cost while accounting for humidistat cycling, room conditions, and drainage setup.
Read the estimate Appliance estimateTelevision Electricity Cost
Estimate TV electricity cost from measured or labeled input power, viewing time, picture settings, and standby use.
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