Calorie (th) to Kilowatt-Hour Converter
Convert Calorie (th) (cal) to Kilowatt-Hour (kWh) instantly. 1 cal = 1.162222e-6 kWh.
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27 units available
1 cal = 1.162222e-6 kWh
Formula:
kWh = cal × 0.0000011622With your value: 1 cal = 1.162222e-6 kWh
How big is that?
Everyday references on a logarithmic scale, all expressed in calorie (th) so you can sanity-check the result.
Other Calorie (th) to Kilowatt-Hour conversions
Calorie (th) to Kilowatt-Hour Conversion Table
| Calorie (th) (cal) | Kilowatt-Hour (kWh) |
|---|---|
| 0.5 | 5.811111e-7 |
| 1 | 1.162222e-6 |
| 2 | 2.324444e-6 |
| 5 | 5.811111e-6 |
| 10 | 1.162222e-5 |
| 15 | 1.743333e-5 |
| 20 | 2.324444e-5 |
| 25 | 2.905556e-5 |
| 50 | 5.811111e-5 |
| 100 | 0.000116 |
| 250 | 0.000291 |
| 500 | 0.000581 |
| 1000 | 0.001162 |
Kilowatt-Hour to Calorie (th) Conversion Table
| Kilowatt-Hour (kWh) | Calorie (th) (cal) |
|---|---|
| 0.5 | 430,210.325048 |
| 1 | 860,420.650096 |
| 2 | 1,720,841.300191 |
| 5 | 4,302,103.250478 |
| 10 | 8,604,206.500956 |
| 15 | 12,906,309.751434 |
| 20 | 17,208,413.001912 |
| 25 | 21,510,516.25239 |
| 50 | 43,021,032.50478 |
| 100 | 86,042,065.00956 |
| 250 | 215,105,162.523901 |
| 500 | 430,210,325.047801 |
| 1000 | 860,420,650.095602 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Calorie (th) (cal)
Energy
The thermochemical calorie is exactly 4.184 J.
The International Table calorie (4.1868 J) and the 15 °C calorie differ slightly.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Kilowatt-Hour (kWh)
Energy
Derived from the joule (1 J = 1 kg·m²/s²). Thermochemical and IT calories, BTU and kWh are exact defined multiples.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
How to Convert Calorie (th) to Kilowatt-Hour
To convert from Calorie (th) (cal) to Kilowatt-Hour (kWh), multiply the value by 1.162222e-6.
Formula: kWh = cal × 0.0000011622
Reverse: cal = kWh × 860,420.6500956023
Step-by-Step Example
- Start with your value in Calorie (th). For example: 5 cal
- Multiply by the conversion factor: 5 x 1.162222e-6
- The result is: 5.811111e-6 kWh
About Calorie (th)
The thermochemical calorie equals 4.184 joules. Not to be confused with the food Calorie (kcal), which equals 1,000 calories.
Common uses: chemistry, nutrition, heating.
About Kilowatt-Hour
The kilowatt-hour is a unit of energy equal to 3.6 million joules, commonly used for electrical billing.
Common uses: electricity bills, energy consumption, appliances.
Frequently Asked Questions
How many Kilowatt-Hour are in 1 Calorie (th)?
There are exactly 1.162222e-6 Kilowatt-Hour in 1 Calorie (th). This means the conversion factor from Calorie (th) to Kilowatt-Hour is 1.162222e-6.
What is the formula to convert Calorie (th) to Kilowatt-Hour?
The formula to convert Calorie (th) to Kilowatt-Hour is: kWh = cal × 0.0000011622. For example, to convert 10 Calorie (th) to Kilowatt-Hour, you would multiply 10 by 1.162222e-6.
What is a Calorie (th)?
The thermochemical calorie equals 4.184 joules. Not to be confused with the food Calorie (kcal), which equals 1,000 calories.
What is a Kilowatt-Hour?
The kilowatt-hour is a unit of energy equal to 3.6 million joules, commonly used for electrical billing.
What are the common uses of Calorie (th)?
The Calorie (th) is commonly used in chemistry, nutrition, heating.
Related Energy Conversions
Cite this page
UnitConvertLab. (2026). Calorie (th) to Kilowatt-Hour converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/calorie-to-kilowatt_hour