Joules to Kilowatt-hours
Joules to Kilowatt-hours: 1 Joules equals 2.777777778e-7 Kilowatt-hours. Uses the international-table BTU. One kWh is exactly 3.6 million joules.
Joules to Kilowatt-hours reference last updated · reference source
Loading calculator…
Dated static reference; no live data is fetched. Verify current source values and assumptions before relying on results.
What this tool does
Joules to Kilowatt-hours: 1 Joules equals 2.777777778e-7 Kilowatt-hours. Uses the international-table BTU. One kWh is exactly 3.6 million joules.
How to use the Joules to Kilowatt-hours
- Check From unit: joules.
- Check To unit: kwh.
- Check Value: 1.
- Review the Joules to Kilowatt-hours result and its exact-value comparison table.
- Verify assumptions before applying the result.
Formula
result = value × from.factor / to.factor; factors: btu=1055.05585262; kwh=3600000; joules=1
- value
- Value
- from
- From unit
- to
- To unit
Uses the international-table BTU. One kWh is exactly 3.6 million joules.
Worked example
Joules to Kilowatt-hours: From unit = joules; To unit = kwh; Value = 1. Joules to Kilowatt-hours: 1 Joules equals 2.777777778e-7 Kilowatt-hours. Uses the international-table BTU. One kWh is exactly 3.6 million joules.
Inputs
- Value1
- From unitJoules
- To unitKilowatt-hours
Result
- Converted Kilowatt-hours0
Joules → Kilowatt-hours table
| Joules | Kilowatt-hours |
|---|---|
| 1 | 2.777777778e-7 |
| 2 | 5.555555556e-7 |
| 5 | 0.000001388888889 |
| 10 | 0.000002777777778 |
| 20 | 0.000005555555556 |
| 50 | 0.00001388888889 |
| 100 | 0.00002777777778 |
| 250 | 0.00006944444444 |
| 500 | 0.0001388888889 |
| 1000 | 0.0002777777778 |
Results explained
- Converted Kilowatt-hours
- Converted Kilowatt-hours from the formula above. Uses the international-table BTU. One kWh is exactly 3.6 million joules.
Frequently asked questions
Multiply by 2.7777777777777776e-7. Uses the international-table BTU. One kWh is exactly 3.6 million joules.
0.000002777777778 Kilowatt-hours.
0.00002777777778 Kilowatt-hours.
Swap the source Joules and destination Kilowatt-hours; the value changes to preserve the equivalent quantity.
Uses the international-table BTU. One kWh is exactly 3.6 million joules. Source factor 1; target factor 3600000. Offset and reciprocal groups use their dedicated formula rather than these factors.