Convert Kilowatt-Hours (kWh) to Megajoules (MJ)
Everything needed to convert Kilowatt-Hours (kWh) to Megajoules (MJ): the live calculator, the exact formula, and worked examples for common values.
Formula
1 kWh = 3.6 MJ
To convert kWh to MJ, multiply the value by 3.6.
Conversion Table
| Kilowatt-Hours (kWh) | Megajoules (MJ) |
|---|---|
| 0.01 kWh | 0.036 MJ |
| 0.1 kWh | 0.36 MJ |
| 0.5 kWh | 1.8 MJ |
| 1 kWh | 3.6 MJ |
| 2 kWh | 7.2 MJ |
| 3 kWh | 10.8 MJ |
| 5 kWh | 18 MJ |
| 10 kWh | 36 MJ |
| 15 kWh | 54 MJ |
| 20 kWh | 72 MJ |
| 25 kWh | 90 MJ |
| 50 kWh | 180 MJ |
| 100 kWh | 360 MJ |
| 250 kWh | 900 MJ |
| 500 kWh | 1800 MJ |
| 1000 kWh | 3600 MJ |
| 2500 kWh | 9000 MJ |
| 5000 kWh | 18000 MJ |
| 10000 kWh | 36000 MJ |
| 50000 kWh | 180000 MJ |
Common kWh to MJ Examples
- 1 kWh = 3.6 MJ
- 5 kWh = 18 MJ
- 10 kWh = 36 MJ
- 25 kWh = 90 MJ
- 50 kWh = 180 MJ
- 100 kWh = 360 MJ
- 500 kWh = 1800 MJ
- 1000 kWh = 3600 MJ
Frequently Asked Questions
Kilowatt-Hours is a standard Energy unit used in specific regions or fields. Its definition has been refined over time to match international measurement standards.
Megajoules is a Energy unit with its own historical and regional roots, now defined in relation to internationally agreed reference standards.
For everyday use, 2 to 4 decimal places are enough. Scientific or engineering work may require 6 or more.
Yes. Simply invert the ratio: divide the MJ value by 3.6 to get the equivalent in kWh.
Both measure Energy, but they belong to different unit systems or scales, which is why a conversion factor is needed between them.
Different regions and industries developed their own Energy standards over time. International trade and science later required conversion tools to bridge them.