Joules to megawatt hours (J to MWh) conversion table shows the most common values for the quick reference. Alternatively, you may use the converter to convert any other values.
1 Joule = 2.77777778 x 10 -10 (0.000 000 000 277 777 778) Megawatt Hours
1 Joule = 2.77777778 x 10 -13 (0.000 000 000 000 277 777 778) Gigawatt Hours
Joule is metric system energy unit (electrical, mechanical or thermal) and defined as the amount of work done by a force of one newton to move an object one meter or a current of one ampere when passing through one ohm resistance for one second. It is named after James Prescott Joule in 19th century. The abbreviation is "J".
Megawatt hours is one million watts amount of power delivered in one hour. The abbreviation is "MWh".
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