kWh to Joules (Kilowatt-Hours to Joules) Converter
1 kilowatt-hour = 3,600,000 joules (3.6 MJ). kWh is used for electrical energy billing.
Formula:1 kWh = 3,600,000 J
⇄ Switch to Joules To kWhKilowatt-hour to Joule — common values
1 kWh3,600,000 J
100 kWh360,000,000 J
1,000 kWh3,600,000,000 J
3,600 kWh12,960,000,000 J
10,000 kWh36,000,000,000 J
1,000,000 kWh3,600,000,000,000 J
3,600,000 kWh1.29600e+13 J
How to convert kWh To Joules
To convert kwh to joules, use the formula: 1 kWh = 3,600,000 J. Enter any value in the input field above and the result appears instantly. Click the ⇄ button or use the “Switch to Joules To kWh” link to reverse the conversion.
All conversions use precise mathematical constants validated against international SI standards (NIST and ISO 80000) and are accurate to 8 significant figures.
Frequently Asked Questions
What is the formula to convert kWh To Joules?
1 kWh = 3,600,000 J. 1 kilowatt-hour = 3,600,000 joules (3.6 MJ). kWh is used for electrical energy billing.
Is this converter free?
Yes — completely free, no registration required. Works instantly in your browser.
How do I convert Joules To kWh?
Use the Joules To kWh converter or click the ⇄ switch button above.
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