This calculator will help you to estimate the cost of operating any given electrical appliance, based on the average KWH (killowatt hours) used per day, and on the average cost per KWH charged by your electric company.

Electrical Appliance Operating Cost Calulator Entry
Column 		Calc.
Column
Enter the dollar-amount of your last electric bill:
Enter the total KWH's used during the billing period:
This is your average cost per KWH:
Enter the watts as listed on the appliance:
Or, if watts aren't given, enter the Volts:
And, if watts aren't given, enter the amps:
Enter the average number of hours per day this appliance is used:
This is the KWH's this appliance uses per day:
This is the daily cost to operate this appliance:
This is the monthly cost to operate this appliance:
This is the annual cost to operate this appliance:
This the percentage of your bill attributable to this appliance: