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    UnitConvertLab — Unit conversion laboratory

    13 Kilocalorie/Hour to Milliwatt

    13 Kilocalorie/Hour (kcal/h) equals

    15,108.888886 mW

    13 × 1,162.222222 = 15,108.888886 Milliwatt

    Convert Kilocalorie/Hour (kcal/h) to Milliwatt (mW) instantly. 1 kcal/h = 1,162.222222 mW.

    Worked example: converting Kilocalorie/Hour to Milliwatt

    1. Step 1 — start with the formula. mW = kcal/h × 1,162.222222
    2. Step 2 — substitute your figure. 13 kcal/h × 1,162.222222
    3. Step 3 — read the result. 13 kcal/h = 15,108.888886 mW
    4. Step 4 — check it in reverse. kcal/h = mW × 0.0008604207 returns Invalid kcal/h, which matches the figure you started with.

    Power Converter

    22 units available

    Decimals:
    15,108.888886

    13 kcal/h = 15,108.888886 mW

    Formula:

    mW = kcal/h × 1,162.222222

    With your value: 13 kcal/h = 15,108.888886 mW

    How big is that?

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

    LED bulb (1/1.7 your value)7.74 kcal/h
    Your value13.0 kcal/h
    Laptop (4.3× your value)55.9 kcal/h
    Microwave oven (66× your value)860 kcal/h
    Electric kettle (2.0e+2× your value)2.58e+3 kcal/h
    Family car engine (6.0e+3× your value)7.74e+4 kcal/h

    Other Kilocalorie/Hour to Milliwatt conversions

    9 kcal/h to mW10 kcal/h to mW11 kcal/h to mW12 kcal/h to mW14 kcal/h to mW15 kcal/h to mW16 kcal/h to mWFull Kilocalorie/Hour to Milliwatt converter

    Kilocalorie/Hour to Milliwatt Conversion Table

    Kilocalorie/Hour (kcal/h)Milliwatt (mW)
    0.5581.111111
    11,162.222222
    22,324.444444
    55,811.11111
    1011,622.22222
    1517,433.33333
    2023,244.44444
    2529,055.55555
    5058,111.1111
    100116,222.2222
    250290,555.5555
    500581,111.111
    10001,162,222.222

    Milliwatt to Kilocalorie/Hour Conversion Table

    Milliwatt (mW)Kilocalorie/Hour (kcal/h)
    0.50.00043
    10.00086
    20.001721
    50.004302
    100.008604
    150.012906
    200.017208
    250.021511
    500.043021
    1000.086042
    2500.215105
    5000.43021
    10000.860421

    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.

    Kilocalorie/Hour (kcal/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

    Milliwatt (mW)

    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 Kilocalorie/Hour to Milliwatt

    To convert from Kilocalorie/Hour (kcal/h) to Milliwatt (mW), multiply the value by 1,162.222222.

    Formula: mW = kcal/h × 1,162.222222

    Reverse: kcal/h = mW × 0.0008604207

    Step-by-Step Example

    1. Start with your value in Kilocalorie/Hour. For example: 5 kcal/h
    2. Multiply by the conversion factor: 5 x 1,162.222222
    3. The result is: 5,811.11111 mW

    About Kilocalorie/Hour

    The kilocalorie/hour (kcal/h) is a unit of power. One kilocalorie/hour equals 1.162222222 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 Milliwatt

    The milliwatt (mW) is a unit of power. One milliwatt equals 0.001 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

    What is 13 Kilocalorie/Hour in Milliwatt?

    13 Kilocalorie/Hour equals 15,108.888886 Milliwatt.

    How many Milliwatt are in 1 Kilocalorie/Hour?

    There are exactly 1,162.222222 Milliwatt in 1 Kilocalorie/Hour. This means the conversion factor from Kilocalorie/Hour to Milliwatt is 1,162.222222.

    What is the formula to convert Kilocalorie/Hour to Milliwatt?

    The formula to convert Kilocalorie/Hour to Milliwatt is: mW = kcal/h × 1,162.222222. For example, to convert 10 Kilocalorie/Hour to Milliwatt, you would multiply 10 by 1,162.222222.

    What is a Kilocalorie/Hour?

    The kilocalorie/hour (kcal/h) is a unit of power. One kilocalorie/hour equals 1.162222222 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.

    What is a Milliwatt?

    The milliwatt (mW) is a unit of power. One milliwatt equals 0.001 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.

    What are the common uses of Kilocalorie/Hour?

    The Kilocalorie/Hour is commonly used in power calculations, engineering and science, education.

    Related Power Conversions

    Watt → MilliwattKilowatt → MilliwattMegawatt → MilliwattGigawatt → MilliwattMicrowatt → MilliwattHorsepower (Mech) → MilliwattHorsepower (Metric) → MilliwattHorsepower (Elec) → MilliwattHorsepower (Boiler) → Milliwatt

    Cite this page

    UnitConvertLab. (2026). 13 Kilocalorie/Hour to Milliwatt. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/13-kilocalorie_per_hour-to-milliwatt