Megajoule to Kilowatt-hour Converter
1 MJ = 0.277778 kWh
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FORMULA
1 MJ = 0.277778 kWh
CONVERSION TABLE
| Megajoule (MJ) | Kilowatt-hour (kWh) |
|---|---|
| 1 MJ | 0.277778 kWh |
| 5 MJ | 1.3889 kWh |
| 10 MJ | 2.7778 kWh |
| 25 MJ | 6.9444 kWh |
| 50 MJ | 13.8889 kWh |
| 100 MJ | 27.7778 kWh |
| 250 MJ | 69.4444 kWh |
| 500 MJ | 138.8889 kWh |
| 1,000 MJ | 277.7778 kWh |
COMMON VALUES
RELATED CONVERSIONS
About Megajoule (MJ)
One million joules, the megajoule is used for expressing the energy content of fuels and industrial energy consumption. One liter of gasoline contains about 34 MJ of chemical energy, and industrial boiler outputs and building energy audits often use megajoules as the standard unit.
About Kilowatt-hour (kWh)
The standard billing unit for household electricity worldwide, one kilowatt-hour equals 3.6 megajoules. Running a 100-watt light bulb for 10 hours consumes one kWh. Average US household electricity consumption is about 30 kWh per day, and electric vehicle batteries hold 40-100 kWh.
How to Convert Megajoule to Kilowatt-hour
The conversion formula is: 1 MJ = 0.277778 kWh. To convert from Megajoule (MJ) to Kilowatt-hour (kWh), use the formula above or the interactive converter at the top of this page.
Frequently Asked Questions
How many Kilowatt-hour in 1 Megajoule?
1 Megajoule (MJ) equals 0.277778 Kilowatt-hour (kWh).
How to convert Megajoule to Kilowatt-hour?
Multiply the Megajoule value by 0.277778 to get the equivalent in Kilowatt-hour. Formula: 1 MJ = 0.277778 kWh
What is the formula for Megajoule to Kilowatt-hour conversion?
1 MJ = 0.277778 kWh
Glossary
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Calorie
A unit of energy. The small calorie (cal) heats 1g of water by 1°C; the food Calorie (kcal) is 1000 small calories.
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BTU (British Thermal Unit)
The amount of heat needed to raise the temperature of one pound of water by one degree Fahrenheit.
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Electronvolt
A unit of energy equal to the kinetic energy gained by an electron accelerated through 1 volt.
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Joule
The SI unit of energy, equal to the work done by a force of one newton acting over a distance of one meter (1 J = 1 N·m = 1 kg·m²/s²).