Electricity Cost Calculator
Estimate energy costs for any appliance
How to Use
- Enter the appliance wattage in watts
- Enter daily usage hours
- Enter the number of days
- Enter your electricity rate ($/kWh)
- View daily, monthly, and yearly cost estimates
FAQ
How is electricity cost calculated?
Electricity cost = (Watts × Hours per Day × Days) / 1000 × Rate per kWh. Dividing by 1000 converts watt-hours to kilowatt-hours (kWh), the standard billing unit.
What is the average electricity rate?
The average electricity rate in the US is around $0.12-0.16 per kWh. Rates vary significantly by region, time of use, and provider. Check your electricity bill for your exact rate.