ConvertOnlineKilojoules to Kilowatt-hour calculator
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Kilojoules to Kilowatt-hour formula
Use this formula to convert kilojoules to kilowatt-hour:
Calculation
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Kilojoules to Kilowatt-hour Conversion Table
Reference values for converting Kilojoules to Kilowatt-hour.
| Kilojoules (kJ) | Kilowatt-hour (kWh) |
|---|---|
| 0.1 kJ | 0.00002777778 kWh |
| 1 kJ | 0.00027777778 kWh |
| 2 kJ | 0.00055555556 kWh |
| 5 kJ | 0.00138888889 kWh |
| 10 kJ | 0.00277777778 kWh |
| 20 kJ | 0.00555555556 kWh |
| 50 kJ | 0.01388888889 kWh |
| 100 kJ | 0.02777777778 kWh |
Worked example
Convert 7200 Kilojoules to Kilowatt-hour
Kilowatt-hour = 7200/3.6e3 = 2 Kilowatt-hour
About these units
Kilojoules
A Kilojoule (kJ) is a unit of energy equal to 1,000 joules. It is commonly used to measure energy in various scientific and engineering contexts, as well as in nutrition to quantify the energy content of foods. One kilojoule is the amount of energy required to apply a force of one newton over a distance of one kilometer, or the energy transferred when one kilowatt of power is applied for one second. Kilojoules are used in fields such as physics, chemistry, and engineering to quantify work, heat, and energy, providing a standard measure for comparing energy content and transfer across different systems and processes.
Kilowatt-hour
A Kilowatt-hour (kWh) is a unit of energy that measures the amount of electrical energy consumed or generated over time. One kilowatt-hour is equivalent to one kilowatt (1,000 watts) of power used or produced for one hour. This unit is commonly used to quantify energy usage in households, industries, and various devices. For example, if a 1,000-watt appliance runs for one hour, it consumes 1 kWh of energy. Kilowatt-hours are essential for understanding energy consumption, billing in electric utilities, and managing energy efficiency.
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