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Energy
Kilowatt-hours to Watt-hours
Convert kilowatt-hours (kWh) to watt-hours (Wh). Type a value below to see the result update instantly. Reference table and formula included.
Calculator
1 kWh = 1000 Wh
Kilowatt-hours to Watt-hours Conversion Table
Common values, ready to copy:
| kilowatt-hours | watt-hours |
|---|---|
| 1 kWh | 1000 Wh |
| 2 kWh | 2000 Wh |
| 5 kWh | 5000 Wh |
| 10 kWh | 10000 Wh |
| 25 kWh | 25000 Wh |
| 50 kWh | 50000 Wh |
| 100 kWh | 100000 Wh |
| 1,000 kWh | 1.0000e+6 Wh |
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Formula
watt-hours = kilowatt-hours × 1000
Energy uses the SI joule. Food calories (kcal) are 1,000 small calories: 1 kcal = 4,184 J. 1 kWh = 3.6 MJ = 3,600,000 J. 1 BTU = 1,055.06 J.
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