Watt-hours to Megajoules Converter
1 Watt-hour = 0.0036 Megajoules
Wh
MJ
1 Wh = 0.0036 MJ. To convert watt-hours to megajoules, multiply by 0.0036; to convert back, multiply by 277.778.
Conversion formula
1 Wh = 0.0036 MJ
To convert from Watt-hours to Megajoules, multiply the value in watt-hours by 0.0036.
| Watt-hours (Wh) | Megajoules (MJ) |
|---|---|
| 0.001 | 0.0000036 |
| 0.01 | 0.000036 |
| 0.1 | 0.00036 |
| 1 | 0.0036 |
| 2 | 0.0072 |
| 5 | 0.018 |
| 10 | 0.036 |
| 25 | 0.09 |
| 50 | 0.18 |
| 100 | 0.36 |
| 250 | 0.9 |
| 500 | 1.8 |
| 1000 | 3.6 |
1 watt-hour in every energy unit
| Joules | 3,600 J |
| Kilojoules | 3.6 kJ |
| Megajoules | 0.0036 MJ |
| Calories | 860.421 cal |
| Kilocalories | 0.860421 kcal |
| Kilowatt-hours | 0.001 kWh |
| British Thermal Units | 3.41214 BTU |
Frequently Asked Questions
How many megajoules are in 1 watt-hour?
1 watt-hour equals 0.0036 megajoules. So 10 watt-hours are 0.036 megajoules and 100 watt-hours are 0.36 megajoules.
How do I convert watt-hours to megajoules by hand?
Multiply the number of watt-hours by 0.0036. To go the other way, multiply megajoules by 277.778 (or divide by 0.0036).
How many watt-hours are in 1 megajoule?
1 megajoule equals 277.778 watt-hours.