Kilocalories (kcal) to Kilowatt-hours (kW·h) Conversion
Kilocalories
The kilocalorie (kcal), commonly called a "Calorie" (capital C) in nutritional contexts, is a unit of energy equal to exactly 4,184 joules. It represents the energy needed to raise 1 kg of water by 1 °C. In nutrition, all food energy values are expressed in kcal per gram: carbohydrates and protein provide 4 kcal/g; fat provides 9 kcal/g; alcohol provides 7 kcal/g. An average adult requires approximately 2,000–2,500 kcal per day to maintain body weight.
Kilowatt-hours
The kilowatt-hour (kW·h) is a unit of energy equal to exactly 3,600,000 joules (3.6 MJ), defined as the energy consumed by a one-kilowatt device operating for one hour. It is the standard unit on electricity bills worldwide. A typical European household consumes approximately 3,500 kWh per year. One kWh powers a 100-watt bulb for 10 hours, charges an electric vehicle by approximately 5–8 km of driving range, or powers the average laptop for about 10 hours.
| Kilocalories (kcal) | Kilowatt-hours (kW·h) |
|---|---|
| 0.1 kcal | 0.000116 kW·h |
| 1 kcal | 0.00116 kW·h |
| 2 kcal | 0.00232 kW·h |
| 3 kcal | 0.00349 kW·h |
| 5 kcal | 0.00581 kW·h |
| 10 kcal | 0.0116 kW·h |
| 20 kcal | 0.0232 kW·h |
| 30 kcal | 0.0349 kW·h |
| 50 kcal | 0.0581 kW·h |
| 100 kcal | 0.1162 kW·h |
| 1000 kcal | 1.1622 kW·h |
Frequently Asked Questions (FAQ)
How many kilowatt-hours are in 1 kilocalories?
1 kilocalories (kcal) is exactly 0.001162 kilowatt-hours (kW·h).
How do I convert kilocalories to kilowatt-hours?
Multiply the value in kilocalories by 0.001162 to get the result in kilowatt-hours. Or use the converter above — type any number and see the result instantly.