Calorie/Second to Kilowatt Converter

Power Converter

22 units available

Decimals:

From

To

0.004184

1 cal/s = 0.004184 kW

Formula:

kW = cal/s × 0.004184

With your value: 1 cal/s = 0.004184 kW

How big is that?

Everyday references on a logarithmic scale, all expressed in calorie/second so you can sanity-check the result.

Your value1.00 cal/s

LED bulb (2.2× your value)2.15 cal/s

Laptop (16× your value)15.5 cal/s

Microwave oven (2.4e+2× your value)239 cal/s

Electric kettle (7.2e+2× your value)717 cal/s

Family car engine (2.2e+4× your value)2.15e+4 cal/s

Other Calorie/Second to Kilowatt conversions

2 cal/s to kW 3 cal/s to kW 4 cal/s to kW 5 cal/s to kW 6 cal/s to kW 7 cal/s to kW 8 cal/s to kW

Calorie/Second to Kilowatt Conversion Table

Calorie/Second (cal/s)	Kilowatt (kW)
0.5	0.002092
1	0.004184
2	0.008368
5	0.02092
10	0.04184
15	0.06276
20	0.08368
25	0.1046
50	0.2092
100	0.4184
250	1.046
500	2.092
1000	4.184

Kilowatt to Calorie/Second Conversion Table

Kilowatt (kW)	Calorie/Second (cal/s)
0.5	119.502868
1	239.005736
2	478.011472
5	1,195.028681
10	2,390.057361
15	3,585.086042
20	4,780.114723
25	5,975.143403
50	11,950.286807
100	23,900.573614
250	59,751.434034
500	119,502.868069
1000	239,005.736138

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/Second (cal/s)

Power

Exact conversion

Derived from the watt (1 W = 1 J/s).

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 (kW)

Power

Exact conversion

Derived from the watt (1 W = 1 J/s).

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/Second to Kilowatt

To convert from Calorie/Second (cal/s) to Kilowatt (kW), multiply the value by 0.004184.

Formula: kW = cal/s × 0.004184

Reverse: cal/s = kW × 239.0057361377

Step-by-Step Example

Start with your value in Calorie/Second. For example: 5 cal/s
Multiply by the conversion factor: 5 x 0.004184
The result is: 0.02092 kW

About Calorie/Second

The calorie/second (cal/s) is a unit of power. One calorie/second equals 4.184 watts. UnitConvertLab converts it against every other power unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: power calculations, engineering and science, education.

About Kilowatt

The kilowatt (kW) is a unit of power. One kilowatt equals 1000 watts. UnitConvertLab converts it against every other power unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: power calculations, engineering and science, education.

Frequently Asked Questions

How many Kilowatt are in 1 Calorie/Second?

There are exactly 0.004184 Kilowatt in 1 Calorie/Second. This means the conversion factor from Calorie/Second to Kilowatt is 0.004184.

What is the formula to convert Calorie/Second to Kilowatt?

The formula to convert Calorie/Second to Kilowatt is: kW = cal/s × 0.004184. For example, to convert 10 Calorie/Second to Kilowatt, you would multiply 10 by 0.004184.

What is a Calorie/Second?