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Btu it per hour square foot to watt per square inch

Convert BTU IT per hour square foot (BTU IT/(h·ft²)) to watt per square inch (W/in²) with adjustable precision, a worked example and a reference table.

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Converters workspace● Runs in your browser
01 Your input
02 Your result
YOUR RESULT
Ready when you are
Conversion formula(value × 3.1545907450630484 + 0 − 0) ÷ 1550.0031000062002

Reference table

BTU IT/(h·ft²)W/in²
10.00203521576508
50.0101760788254
100.0203521576508
250.0508803941271
500.101760788254
1000.203521576508

How the conversion works

The input is converted into W/m² using the source factor and offset, then into watt per square inch. This keeps unit definitions consistent across the heat flux collection.

Definitions and sources

Factors are maintained in the versioned unit dataset. Output is rounded to your selected significant digits; calculation uses JavaScript double precision.

How to use this tool

  1. Enter a finite numeric value in BTU IT per hour square foot.
  2. Choose the significant digits for your result.
  3. Copy or download the result, including its formula.

Try this example

10

Accuracy and scope

Conversions use fixed unit definitions; results are rounded to floating-point precision.

Is my data uploaded?

This tool runs locally in your browser. Input and output are not sent to a processing server. Copy or download your result before leaving the page.