💡 Electricity Cost Calculator

Calculate the electricity cost of any appliance or device based on wattage and usage hours.

Appliance Details

Monthly Cost
$0
Hourly Cost
$0
Daily Cost
$0
Weekly Cost
$0
Annual Cost
$0
kWh per Month
0
kWh per Year
0

Common Appliances Quick Calc

How Electricity Billing Works

Electricity is billed in kilowatt-hours (kWh). One kWh = 1,000 watts used for 1 hour. The US average rate is about 14–16¢/kWh, though rates vary widely by state (Hawaii ~40¢, Louisiana ~9¢).

kWh = Watts × Hours / 1000
Cost = kWh × Rate ($/kWh)