Joule to kilowatt-hour converter (J to kWh)
1 joule = 2.77778 × 10^-7 kilowatt-hour · 1 kilowatt-hour = 3,600,000 joule
joule to kilowatt-hour formula
kilowatt-hour = joule ÷ 3,600,000
Worked example
10 joule = 10 ÷ 3,600,000 = 0.00000277778 kilowatt-hour
Convert a list of values
Paste one value per line (a column from Excel works) · up to 100 lines
joule to kilowatt-hour conversion table
| joule (J) | kilowatt-hour (kWh) |
|---|---|
| 1 J | 2.77778 × 10^-7 kWh |
| 2 J | 5.55556 × 10^-7 kWh |
| 3 J | 8.33333 × 10^-7 kWh |
| 4 J | 0.00000111111 kWh |
| 5 J | 0.00000138889 kWh |
| 6 J | 0.00000166667 kWh |
| 7 J | 0.00000194444 kWh |
| 8 J | 0.00000222222 kWh |
| 9 J | 0.0000025 kWh |
| 10 J | 0.00000277778 kWh |
| 15 J | 0.00000416667 kWh |
| 20 J | 0.00000555556 kWh |
| 25 J | 0.00000694444 kWh |
| 30 J | 0.00000833333 kWh |
| 40 J | 0.0000111111 kWh |
| 50 J | 0.0000138889 kWh |
| 60 J | 0.0000166667 kWh |
| 70 J | 0.0000194444 kWh |
| 80 J | 0.0000222222 kWh |
| 90 J | 0.000025 kWh |
| 100 J | 0.0000277778 kWh |
| 200 J | 0.0000555556 kWh |
| 250 J | 0.0000694444 kWh |
| 500 J | 0.000138889 kWh |
| 1,000 J | 0.000277778 kWh |
About these units
- kilowatt-hour (kWh)
- One unit on an electricity bill.
FAQ
How many kilowatt-hour in 1 joule?
1 joule is 2.77778 × 10^-7 kilowatt-hour.
How many joule in 1 kilowatt-hour?
1 kilowatt-hour is 3,600,000 joule.
What is the formula to convert joule to kilowatt-hour?
kilowatt-hour = joule ÷ 3,600,000. For example, 10 joule = 10 ÷ 3,600,000 = 0.00000277778 kilowatt-hour.
What is 10 joule in kilowatt-hour?
10 joule = 0.00000277778 kilowatt-hour.
Convert joule to other units
More in Energy