Kilowatt to Calorie/Hour Converter

Power Converter

22 units available

Decimals:

From

To

860,420.65026

1 kW = 860,420.65026 cal/h

Formula:

cal/h = kW × 860,420.6502601187

With your value: 1 kW = 860,420.65026012 cal/h

How big is that?

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

LED bulb (1/1.1e+2 your value)0.00900 kW

Laptop (1/15 your value)0.0650 kW

Microwave oven (1.0× your value)1.00 kW

Your value1.00 kW

Electric kettle (3.0× your value)3.00 kW

Family car engine (90× your value)90.0 kW

Other Kilowatt to Calorie/Hour conversions

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

Kilowatt to Calorie/Hour Conversion Table

Kilowatt (kW)	Calorie/Hour (cal/h)
0.5	430,210.32513
1	860,420.65026
2	1,720,841.30052
5	4,302,103.251301
10	8,604,206.502601
15	12,906,309.753902
20	17,208,413.005202
25	21,510,516.256503
50	43,021,032.513006
100	86,042,065.026012
250	215,105,162.56503
500	430,210,325.130059
1000	860,420,650.260119

Calorie/Hour to Kilowatt Conversion Table

Calorie/Hour (cal/h)	Kilowatt (kW)
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

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.

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

Calorie/Hour (cal/h)

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 Kilowatt to Calorie/Hour

To convert from Kilowatt (kW) to Calorie/Hour (cal/h), multiply the value by 860,420.6502601187.

Formula: cal/h = kW × 860,420.6502601187

Reverse: kW = cal/h × 0.0000011622

Step-by-Step Example

Start with your value in Kilowatt. For example: 5 kW
Multiply by the conversion factor: 5 x 860,420.6502601187
The result is: 4,302,103.251301 cal/h

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.

About Calorie/Hour

The calorie/hour (cal/h) is a unit of power. One calorie/hour equals 0.001162222222 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 Calorie/Hour are in 1 Kilowatt?

There are exactly 860,420.6502601187 Calorie/Hour in 1 Kilowatt. This means the conversion factor from Kilowatt to Calorie/Hour is 860,420.6502601187.

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

The formula to convert Kilowatt to Calorie/Hour is: cal/h = kW × 860,420.6502601187. For example, to convert 10 Kilowatt to Calorie/Hour, you would multiply 10 by 860,420.6502601187.

What is a Kilowatt?