Appliance Wattage Calculator Widget

Primary output —

Enter the power from the appliance label, daily run time, and your electric rate. Switch to amps and voltage if the label does not list watts.

Running wattage (W) (required)

Nameplate current (A) (required)

Nameplate voltage (V) (required)

Hours used per day (required)

Electricity rate ($/kWh) (required)

Add cycling, standby, and seasonal details Hide additional power details

Duty-cycle factor (required)

Standby wattage (W) (required)

Days used per year (required)

Estimated annual cost

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Annual energy use —

Power used —

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Energy and cost detail

Daily energy use —

Average daily cost —

Average monthly cost —

Power assumptions

Duty-cycle-adjusted wattage —

Active-use annual cost —

Standby annual cost —