Wh to J
Watt-hour (Wh) to Joule (J)
1 Wh = 3,600 J · Free instant converter, no signup required.
Direct Answer
1 Wh = 3,600 J
- 1 Wh = 3,600 J
- 10 Wh = 36,000 J
- 100 Wh = 360,000 J
Formula: J = Wh × 3,600. This page supports instant conversion, reference table checks, and related unit links.
About this conversion
Direct answer: 1 Wh = 3,600 J. Convert Watt-hour (Wh) to Joule (J) with the same rules as our Energy Converter — free, instant Energy calculator.
Watt-hour (Wh) and Joule (J) are units used in Energy Converter. Enter a value above to convert Watt-hour (Wh) into Joule (J) using the standard relationship for this category.
Joule (J) 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 Joule (J) 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 = 3,600 J
- 10 Wh = 36,000 J
- 100 Wh = 360,000 J
Tip: 1 Wh equals 3,600 J. Multiply your amount by 3,600 to convert from Wh to J.
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 joule
| Watt-hour (Wh) (Wh) | Joule (J) (J) |
|---|---|
| 1 Wh | 3,600 J |
| 2 Wh | 7,200 J |
| 5 Wh | 18,000 J |
| 10 Wh | 36,000 J |
| 20 Wh | 72,000 J |
| 25 Wh | 90,000 J |
| 50 Wh | 180,000 J |
| 100 Wh | 360,000 J |
| 250 Wh | 900,000 J |
| 500 Wh | 1,800,000 J |
| 1000 Wh | 3,600,000 J |
How to convert
Watt-hour (Wh) → Joule (J)
To convert from Watt-hour (Wh) (Wh) to Joule (J) (J)，multiply your value by 3,600.
For example，10 Wh = 36,000 J.
// Frequently Asked Questions
How accurate is this converter?▼
Can I convert other units in this category?▼
What is 1 Wh in J?▼
How is the conversion calculated?▼
Can I convert other values?▼
// Common related conversions
J → cal
Joule (J) → Calorie (cal)
cal → J
Calorie (cal) → Joule (J)
cal → kcal
Calorie (cal) → Kilocalorie (kcal)
kcal → cal
Kilocalorie (kcal) → Calorie (cal)
kcal → kJ
Kilocalorie (kcal) → Kilojoule (kJ)
kJ → kcal
Kilojoule (kJ) → Kilocalorie (kcal)
kWh → kJ
Kilowatt-hour (kWh) → Kilojoule (kJ)
BTU → kJ
BTU → Kilojoule (kJ)
// Related conversions