Table Of Contents
Kilocalories to kilowatt-hours Conversion
1 kilocalories (kcal) is equal to 0.001162222222 kilowatt-hours (kWh).
1 kcal = 0.001162222222 kWh
or
1 kWh = 860.4206501 kcal
Formula
To convert a energy from kilocalories (kcal) to kilowatt-hours (kWh), divide the energy in kilocalories by 860.4206501
e(kWh) = e(kcal) / 860.4206501
Examples:
Convert 100 kilocalories to kilowatt-hours:
e(kWh) = 100kcal / 860.4206501 = 0.1162222222 kWh
Conversion table
| Kilocalories (kcal) | Kilowatt-hours (kWh) |
|---|---|
| 1 kcal | 0.001162222 kWh |
| 2 kcal | 0.002324444 kWh |
| 3 kcal | 0.003486667 kWh |
| 5 kcal | 0.005811111 kWh |
| 10 kcal | 0.011622222 kWh |
| 20 kcal | 0.023244444 kWh |
| 25 kcal | 0.029055556 kWh |
| 50 kcal | 0.058111111 kWh |
| 100 kcal | 0.116222222 kWh |
| 250 kcal | 0.290555556 kWh |
| 500 kcal | 0.581111111 kWh |
| 1000 kcal | 1.162222222 kWh |
| Kilowatt-hours (kWh) | Kilocalories (kcal) |
|---|---|
| 1 kWh | 860.420650096 kcal |
| 2 kWh | 1720.841300191 kcal |
| 3 kWh | 2581.261950287 kcal |
| 5 kWh | 4302.103250478 kcal |
| 10 kWh | 8604.206500956 kcal |
| 20 kWh | 17208.413001912 kcal |
| 25 kWh | 21510.51625239 kcal |
| 50 kWh | 43021.03250478 kcal |
| 100 kWh | 86042.06500956 kcal |
| 250 kWh | 215105.162523901 kcal |
| 500 kWh | 430210.325047801 kcal |
| 1000 kWh | 860420.650095602 kcal |
Frequently asked questions
How do I convert kilocalories to kilowatt-hours?
Divide the value in kilocalories by 860.4206501 to get the result in kilowatt-hours. For example, 5 kcal ÷ 860.4206501 = 0.005811111 kWh.
How many kilowatt-hours are in 1 kilocalories?
1 kilocalories (kcal) is equal to 0.001162222 kilowatt-hours (kWh).
How do I convert kilowatt-hours back to kilocalories?
Use the inverse operation: multiply the value in kilowatt-hours by 860.4206501 to get the result in kilocalories.
How accurate is the kilocalories to kilowatt-hours conversion?
The converter multiplies by the conversion factor 860.4206501 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
Sources
Conversion factors are based on internationally recognised standards:
- BIPM — The International System of Units (SI Brochure, 9th edition)
- NIST Guide to the SI, Appendix B.8: Factors for Units Listed Alphabetically (NIST SP 811, 2008 edition)
- NIST Guide to the SI (SP 811), Footnotes (notes 22 and 23)
- CODATA Value: electron volt-joule relationship (NIST Fundamental Physical Constants)