Wulaoer Tools

Electricity Cost Calculator

Estimate how much an appliance costs to run from its power rating and usage.

Electricity Cost Calculator
W
/kWh

Power is measured in watts; energy is billed in kilowatt-hours (kWh).

Results

$5.40

Energy used
9.00 kWh
Total cost
$5.40

Breakdown: 60 W × 5 h × 30 d ÷ 1000 = 9.00 kWh × 0.6/kWh

How to use

  1. 1Enter the appliance power in watts, hours per day and number of days.
  2. 2Enter the price per kWh.
  3. 3Read the energy used and the total cost.

Examples

1000 W for 5 h/day for 30 days
Uses 150 kWh in total.