Wh to kJ
Watt-hour (Wh) to Kilojoule (kJ)
1 Wh = 3.6 kJ · Free instant converter, no signup required.
Direct Answer
1 Wh = 3.6 kJ
- 1 Wh = 3.6 kJ
- 10 Wh = 36 kJ
- 100 Wh = 360 kJ
Formula: kJ = Wh × 3.6. This page supports instant conversion, reference table checks, and related unit links.
About this conversion
Direct answer: 1 Wh = 3.6 kJ. Convert Watt-hour (Wh) to Kilojoule (kJ) with the same rules as our Energy Converter — free, instant Energy calculator.
Watt-hour (Wh) and Kilojoule (kJ) are units used in Energy Converter. Enter a value above to convert Watt-hour (Wh) into Kilojoule (kJ) using the standard relationship for this category.
Kilojoule (kJ) is the target unit on this page. Results come from Watt-hour (Wh) using the same rules as the calculator and the reference table below.
Typical uses
- Compare Watt-hour (Wh) and Kilojoule (kJ) for everyday estimates and planning
- Use with homework, DIY projects, and hobby measurements
- Read international labels, manuals, and product specs with less guesswork
- Educational reference only — verify medical, legal, or engineering use with authoritative sources
Common reference values
- 1 Wh = 3.6 kJ
- 10 Wh = 36 kJ
- 100 Wh = 360 kJ
Tip: 1 Wh equals 3.6 kJ. Multiply your amount by 3.6 to convert from Wh to kJ.
Did you know? Koverts keeps conversion math transparent: you see the factor, the table, and the same rules everywhere on the page.
Educational reference - always verify critical measurements (medical, engineering, legal) with primary sources.
// watt_hour Conversion table kilojoule
| Watt-hour (Wh) (Wh) | Kilojoule (kJ) (kJ) |
|---|---|
| 1 Wh | 3.6 kJ |
| 2 Wh | 7.2 kJ |
| 5 Wh | 18 kJ |
| 10 Wh | 36 kJ |
| 20 Wh | 72 kJ |
| 25 Wh | 90 kJ |
| 50 Wh | 180 kJ |
| 100 Wh | 360 kJ |
| 250 Wh | 900 kJ |
| 500 Wh | 1,800 kJ |
| 1000 Wh | 3,600 kJ |
How to convert
Watt-hour (Wh) → Kilojoule (kJ)
To convert from Watt-hour (Wh) (Wh) to Kilojoule (kJ) (kJ)，multiply your value by 3.6.
For example，10 Wh = 36 kJ.
// Frequently Asked Questions
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