Watt-hours to Kilocalories Converter
How to convert watt-hours to kilocalories
kilocalories = watt-hours ÷ 1.16222222
To convert watt-hours to kilocalories, divide the number of watt-hours by 1.16222222.
1 Wh = 0.86042065 kcal
Examples
- The usual airline limit for a lithium battery in carry-on baggage: 100 Wh ÷ 1.16222222 = 86.042065 kcal
- 1,000 Wh ÷ 1.16222222 = 860.42065 kcal
Good to know
The kilocalorie is the food "Calorie" (capital C) shown on nutrition labels. It is based here on the thermochemical calorie, so 1 kcal is exactly 4.184 kJ.
Watt-hours to kilocalories conversion table
| Watt-hours (Wh) | Kilocalories (kcal) |
|---|---|
| 1 Wh | 0.86042065 kcal |
| 2 Wh | 1.7208413 kcal |
| 5 Wh | 4.30210325 kcal |
| 10 Wh | 8.6042065 kcal |
| 20 Wh | 17.208413 kcal |
| 50 Wh | 43.0210325 kcal |
| 100 Wh | 86.042065 kcal |
| 200 Wh | 172.08413 kcal |
| 250 Wh | 215.105163 kcal |
| 500 Wh | 430.210325 kcal |
| 1,000 Wh | 860.42065 kcal |
| 2,000 Wh | 1,720.8413 kcal |
| 2,500 Wh | 2,151.05163 kcal |
| 5,000 Wh | 4,302.10325 kcal |
| 10,000 Wh | 8,604.2065 kcal |
Unit definitions
- Watt-hour (Wh)
- A watt-hour is the energy used by a 1 watt load running for one hour, exactly 3600 joules. It is used for battery capacities.
- Kilocalorie (kcal)
- A kilocalorie is 1000 calories, exactly 4184 joules using the thermochemical calorie. It is the unit of food energy on nutrition labels.