Energy Converter
Unit ConversionConvert between joules, kilojoules, kilowatt-hours, kilocalories, and BTU.
Kilowatt-hours
Value converted to kilowatt-hours — the unit used on electricity bills.
Joules
3,600,000.00
Value converted to joules (SI base unit).
Kilocalories
860.42
Value converted to kilocalories — the unit used for food energy.
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Odeh Ahwal0people find this calculator helpful
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Unit Conversion calculators
Frequently Asked Questions
What is a kilowatt-hour?
A kilowatt-hour (kWh) is the amount of energy used by a 1,000-watt device running for one hour. It's the standard unit electricity companies use to bill for energy usage.
Is a food calorie the same as a kilocalorie?
Yes — what's labeled as "Calories" on food packaging is actually kilocalories (1 food Calorie = 1 kcal = 1,000 small calories).
What is BTU used for?
BTU (British Thermal Unit) is commonly used to rate the heating or cooling power of air conditioners, furnaces, and heaters in the US.
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