Kilojoule to Kilowatt-hour Converter
免费能量转换器, 即时换算焦耳、卡路里、千瓦时和英热单位
1Kilojoule=0.0002777778Kilowatt-hour
1 Kilowatt-hour = 3600 Kilojoule
Kilojoule
- Symbol
- kJ
- System
- Metric/Imperial
- Dimension
- Various
Kilowatt-hour
- Symbol
- kWh
- System
- Metric/Imperial
- Dimension
- Various
Quick Reference Table
| Kilojoule | Kilowatt-hour | Kilowatt-hour | Kilojoule |
|---|---|---|---|
| 1 | 0.0002777778 | 1 | 3600 |
| 2 | 0.0005555556 | 2 | 7200 |
| 3 | 0.0008333333 | 3 | 10800 |
| 5 | 0.0013888889 | 5 | 18000 |
| 10 | 0.0027777778 | 10 | 36000 |
| 25 | 0.0069444444 | 25 | 90000 |
| 50 | 0.0138888889 | 50 | 180000 |
| 100 | 0.0277777778 | 100 | 360000 |
| 500 | 0.1388888889 | 500 | 1800000 |
| 1000 | 0.2777777778 | 1000 | 3600000 |
Conversion Formula
Kilowatt-hour = Kilojoule × 0.0002777778
Kilojoule = Kilowatt-hour × 3600
Factors are from BIPM SI brochure and NIST SP 811, stored unrounded and computed via a base unit. Reverse factor is 1 ÷ 0.0002777778.
How to convert Kilojoule to Kilowatt-hour
Multiply the value in kilojoule by 0.0002777778 to get kilowatt-hour. For example, 5 Kilojoule = 0.0013888889 Kilowatt-hour. All results in the 能量 converter update instantly as you type, so you can see every unit at once without manual math.
Common mistakes
Do not round the factor to 0.00 too early — keep full precision until the final display. For 能量, always verify critical calculations (medicine, engineering) with a second source.
FAQ
- How many Kilowatt-hour in 1 Kilojoule?
- 1 Kilojoule = 0.0002777778 Kilowatt-hour.
- How many Kilojoule in 1 Kilowatt-hour?
- 1 Kilowatt-hour = 3600 Kilojoule.
- What is the source?
- BIPM/NIST via OmniConverter base-unit engine. Source table and formula above are exact.
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