Appliance electricity cost calculator

Estimate monthly and yearly running electricity cost for common appliances (e.g. a 9,000 BTU air conditioner): pick a typical wattage preset, enter hours and your kWh rate.

How to use

1. Choose an appliance and variant (e.g. 9,000 BTU AC) to load typical watts.
2. Set hours per day, days, and your price per kWh.
3. Adjust watts if you know the exact nameplate power.
4. Read usage and electricity cost (day / month / year).

Example

Appliance electricity cost calculator

Estimate monthly and yearly running electricity cost for common appliances (e.g. a 9,000 BTU air conditioner): pick a typical wattage preset, enter hours and your kWh rate.

When to use

When you need a quick estimate without spreadsheets.
When you want privacy — calculations stay on your device.