Skip to main content
    UnitConvertLab
    UnitConvertLAB
    Power Conversion

    13 BTU/Second to Watt

    Quick answer

    13 BTU/Second (BTU/s) equals

    13,715.726084 W

    To convert 13 BTU/Seconds to Watts, multiply by 1,055.05585262. Therefore, 13 BTU/Second (BTU/s) equals 13,715.726084 Watt (W).

    Formula: W = BTU/s × 1,055.05585262. Calculation: 13 × 1,055.05585262 = 13,715.726084 W.

    Convert BTU/Second (BTU/s) to Watt (W) online with our free unit converter. In power, 1 BTU/s = 1,055.055853 W. Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.

    Worked example: converting BTU/Second to Watt

    1. Step 1 — start with the formula. W = BTU/s × 1,055.05585262
    2. Step 2 — substitute your figure. 13 BTU/s × 1,055.05585262
    3. Step 3 — read the result. 13 BTU/s = 13,715.726084 W
    4. Step 4 — check it in reverse. BTU/s = W × 0.0009478171 returns Invalid BTU/s, which matches the figure you started with.

    Power Converter

    22 units available

    Decimals:
    13,715.726084

    13 BTU/s = 13,715.726084 W

    Formula:

    W = BTU/s × 1,055.05585262

    With your value: 13 BTU/s = 13,715.72608406 W

    How big is that?

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

    LED bulb (1/1.5e+3 your value)0.00853 BTU/s
    Laptop (1/2.1e+2 your value)0.0616 BTU/s
    Microwave oven (1/14 your value)0.948 BTU/s
    Electric kettle (1/4.6 your value)2.84 BTU/s
    Your value13.0 BTU/s
    Family car engine (6.6× your value)85.3 BTU/s

    Other BTU/Second to Watt conversions

    9 BTU/s to W10 BTU/s to W11 BTU/s to W12 BTU/s to W14 BTU/s to W15 BTU/s to W16 BTU/s to WFull BTU/Second to Watt converter

    BTU/Second to Watt Conversion Table

    BTU/Second (BTU/s)Watt (W)
    0.5527.527926
    11,055.055853
    22,110.111705
    55,275.279263
    1010,550.558526
    1515,825.837789
    2021,101.117052
    2526,376.396316
    5052,752.792631
    100105,505.585262
    250263,763.963155
    500527,527.92631
    10001,055,055.85262

    Watt to BTU/Second Conversion Table

    Watt (W)BTU/Second (BTU/s)
    0.50.000474
    10.000948
    20.001896
    50.004739
    100.009478
    150.014217
    200.018956
    250.023695
    500.047391
    1000.094782
    2500.236954
    5000.473909
    10000.947817

    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.

    BTU/Second (BTU/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

    Watt (W)

    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 BTU/Second to Watt

    To convert from BTU/Second (BTU/s) to Watt (W), multiply the value by 1,055.05585262.

    Formula: W = BTU/s × 1,055.05585262

    Reverse: BTU/s = W × 0.0009478171

    Step-by-Step Example

    1. Start with your value in BTU/Second. For example: 5 BTU/s
    2. Multiply by the conversion factor: 5 x 1,055.05585262
    3. The result is: 5,275.279263 W

    BTU/Second and Watt Relationship

    This conversion bridges the US Customary / Imperial and Metric (SI) measurement systems, commonly required when translating scientific data, international engineering specifications, or trade standards. Since 1 BTU/Second equals approximately 1,055.0559 Watts, the BTU/Second represents a larger unit interval than the Watt. Understanding the relationship between BTU/Second and Watt is essential for accurate calculations in physics, engineering, commerce, and daily applications.

    About BTU/Second

    The BTU/Second (symbol: BTU/s) is a recognized unit in the US Customary / Imperial measurement framework, utilized within power applications for precision and standardized data representation.

    Common uses of BTU/Second: power calculations, engineering and science, education.

    About Watt

    The Watt (symbol: W) is a recognized unit in the Metric (SI) measurement framework, utilized within power applications for precision and standardized data representation.

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

    Frequently Asked Questions

    What is 13 BTU/Second in Watt?
    13 BTU/Second equals 13,715.726084 Watt.
    How many Watts are in 1 BTU/Second?
    There are exactly 1,055.05585262 Watts in 1 BTU/Second. This means the conversion factor from BTU/Second to Watt is 1,055.05585262.
    What is the formula to convert BTU/Second to Watt?
    The formula to convert BTU/Second to Watt is: W = BTU/s × 1,055.05585262. For example, to convert 10 BTU/Seconds to Watts, you would multiply 10 by 1,055.05585262.
    What is a BTU/Second?
    The BTU/Second (symbol: BTU/s) is a recognized unit in the US Customary / Imperial measurement framework, utilized within power applications for precision and standardized data representation.
    What is a Watt?
    The Watt (symbol: W) is a recognized unit in the Metric (SI) measurement framework, utilized within power applications for precision and standardized data representation.
    What are the common uses of BTU/Second?
    The BTU/Second is commonly used in power calculations, engineering and science, education.

    Related Power Conversions

    Kilowatt → WattMegawatt → WattGigawatt → WattMilliwatt → WattMicrowatt → WattHorsepower (Mech) → WattHorsepower (Metric) → WattHorsepower (Elec) → WattHorsepower (Boiler) → Watt

    Cite this page

    UnitConvertLab. (2026). 13 BTU/Second to Watt. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/13-btu_per_second-to-watt