Kilopascals to PSI
Convert kilopascals to psi instantly. 1 kPa = 0.1450377377 psi. Includes the exact factor, a conversion table of common values and the definition of both units.
How to convert kilopascals to psi
To convert kilopascals to psi, divide by 6.8947572932 (multiply by 0.1450377377). The relationship is fixed, so the same factor works for any quantity — there is nothing to look up and nothing that changes with temperature, location or context.
psi = kPa × 0.1450377377
Kilopascals to PSI conversion table
The values people look up most often, rounded for reading. Use the calculator above for anything in between.
| Kilopascals | PSI |
|---|---|
| 1 kPa | 0.145038 psi |
| 2 kPa | 0.290075 psi |
| 3 kPa | 0.435113 psi |
| 5 kPa | 0.725189 psi |
| 10 kPa | 1.450377 psi |
| 20 kPa | 2.900755 psi |
| 25 kPa | 3.625943 psi |
| 50 kPa | 7.251887 psi |
| 100 kPa | 14.503774 psi |
| 500 kPa | 72.518869 psi |
| 1,000 kPa | 145.037738 psi |
What is a kilopascal?
A thousand pascals. The metric working unit for tyre and system pressures.
What is a psi?
Pounds per square inch, the US pressure unit for tyres and plumbing.
The formula
psi = kPa × 0.1450377377
Every result on this page comes from this formula. Nothing is rounded until the final display, so figures match a spreadsheet to the cent.
How to use the Kilopascals to PSI
- Type the number of kilopascals you want to convert.
- Read the result in psi straight away — there is no button to press.
- Check the table below for the values that come up most often, or reverse the conversion with the linked psi to kilopascals page.
Kilopascals to PSI — frequently asked questions
How many psi are in a kilopascal?
One kilopascal equals 0.1450377377 psi. psi = kPa × 0.1450377377
What is the formula to convert kilopascals to psi?
The formula is psi = kPa × 0.1450377377. It is an exact definition rather than an approximation, so the conversion never drifts no matter how large the number.
How do I convert psi back to kilopascals?
Divide instead of multiplying: one psi is 6.8947572932 kPa. The reverse converter is linked in the related tools list.
Is this conversion exact?
Yes. Both units are defined against the same base unit by international agreement, so the factor is exact — any rounding you see is only in the display, which you can widen by entering more decimal places.
Is this kilopascals to psi free to use?
Yes. Every calculator on the site is free, needs no sign-up, and runs entirely in your browser, so your figures never leave your device.
What people search for
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About this calculator
Written and reviewed by The Samsung Calculator editorial team. Every calculator is written against a published formula, reviewed against at least one independent reference implementation, and dated when it changes.
Last reviewed August 19, 2026 · Calculation runs client-side · No data collected · Report an error