Free electricity calculator to estimate electricity usage as well as cost based on the power requirements and usage of appliances.

Energy consumption calculation The energy E in kilowatt-hours (kWh) per day is equal to the power P in watts (W) times number of usage hours per day t divided by 1000 watts per kilowatt: E(kWh/day) = …

How to Calculate Power Consumption in kWh? The following example shows how to calculate your electrical energy and power consumption “Wh” and “kWh” on a daily, monthly and annual basis.

Easily estimate your household electricity usage with our free online calculator. Enter wattage, daily hours, and days used per month.

May 14, 2025 · Calculate electricity consumption, cost, and carbon footprint. This calculator helps you determine how much electricity your appliances use, what it costs, and the environmental impact.

Easily estimate your electricity usage and cost with our Energy Consumption Calculator. Fast, accurate, and perfect for budgeting power bills.

Free power consumption calculator to determine electricity usage and costs for any appliance or device. Calculate kWh consumption and monthly electricity bills.

Calculate electricity consumption and costs for your appliances and devices. Get instant results for daily, weekly, monthly, and yearly energy usage with cost estimates.

Our electricity calculator helps you calculate the power usage of your electrical devices and work out how much they are costing you per day, week, month and year.

Just enter your appliance’s power rating in watts, average usage hours per day, and your local electricity cost per kWh. The calculator instantly breaks it down for you.