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Kilowatt-hours to Kilocalories Converter

Convert kilowatt-hours (kWh) to kilocalories (food Calories) (kcal), with the formula, a conversion table and exact factors.

Change the values and press Calculate to work out your own figures.

Enter an amount of energy, choose its unit and the unit you want. The answer is exact until it is shown, and the same value appears in every other unit.

A number, fraction (3/8), mixed number (1 1/2), scientific notation (2.5e6) or a simple sum such as 2*3.
The unit you want the answer in. Swap exchanges the two units.
Result
860.420650096 kcal
joules (watt-seconds)
3,600,000 J
kilojoules
3,600 kJ
megajoules
3.6 MJ
gigajoules
0.0036 GJ
calories (thermochemical)
860,420.650096 cal
megacalories
0.860420650096 Mcal
watt-hours
1,000 Wh
megawatt-hours
0.001 MWh
British thermal units (IT)
3,412.14163313 Btu
million Btu
0.00341214163313 MMBtu
therms (100,000 Btu)
0.0341214163313 thm
quads (10¹⁵ Btu)
3.41214163313 × 10⁻¹² quad
electronvolts
2.24694326681 × 10²⁵ eV
kiloelectronvolts
2.24694326681 × 10²² keV
megaelectronvolts
2.24694326681 × 10¹⁹ MeV

1 kWh = 860.420650096 kcal

Show the working
  1. 1 kWh = 860.420650096 kcal
  2. 1 × 860.420650096 = 860.420650096 kcal

How to convert kilowatt-hours to kilocalories

1 kWh = 860.420650096 kcal, so multiply by 860.420650096 to go from kilowatt-hours to kilocalories (food Calories). Going the other way, 1 kcal = 0.00116222222222 kWh.

kcal = kWh × 860.420650096
kWh = kcal × 0.00116222222222

Worked example:

1 kWh = 860.420650096 kcal
5 × 860.420650096 = 4302.10325048 kcal

Kilowatt-hours to kilocalories table

Kilowatt-hoursKilocalories
1 kWh860.420650096 kcal
2 kWh1,720.84130019 kcal
3 kWh2,581.26195029 kcal
4 kWh3,441.68260038 kcal
5 kWh4,302.10325048 kcal
6 kWh5,162.52390057 kcal
7 kWh6,022.94455067 kcal
8 kWh6,883.36520076 kcal
9 kWh7,743.78585086 kcal
10 kWh8,604.20650096 kcal
15 kWh12,906.3097514 kcal
20 kWh17,208.4130019 kcal
25 kWh21,510.5162524 kcal
30 kWh25,812.6195029 kcal
40 kWh34,416.8260038 kcal
50 kWh43,021.0325048 kcal
75 kWh64,531.5487572 kcal
100 kWh86,042.0650096 kcal
250 kWh215,105.162524 kcal
500 kWh430,210.325048 kcal
1000 kWh860,420.650096 kcal

About the units

Kilowatt-hours (kWh)
Kilowatt-hours, a metric unit. Definition: BIPM SI Brochure, 9th edition (SI units, prefixes and units accepted for use with the SI).
Kilocalories (kcal)
Kilocalories (food Calories), a specialised unit. Definition: NIST SP 811 Appendix B.8, factors for units listed alphabetically.

Formula version 0.1.0Reviewed