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kPa to PSI

Convert kPa to psi quickly with this free online calculator. The page explains the conversion rule, gives practical examples and provides a quick reference table.

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CONVERTED RESULT—
Decimal places
CONVERSION RULE

1 kPa equals approximately 0.145038 psi.

How to use the kPa to PSI

  1. Enter the number you want to convert.
  2. Confirm the source unit shown beside the input.
  3. Choose decimal precision if you need more or less detail.
  4. Read the converted result.
  5. Copy the result when you need to use it elsewhere.

How the conversion works

1 kPa equals approximately 0.145038 psi.

For a simple fixed-factor conversion, the calculator multiplies the entered value by the stated factor. Temperature scales and certain specialized tools use their specific mathematical relationship instead.

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Common kPa to psi conversions

kPapsi
1 kPa0.145038 psi
2 kPa0.290075 psi
5 kPa0.725189 psi
10 kPa1.450377 psi
20 kPa2.900755 psi
50 kPa7.251887 psi

Example

For example, entering 1 kPa gives approximately 0.145038 psi using the rule above. Change the input to test your own value.

Frequently asked questions

The kPa to PSI converts a value from kPa to psi using the conversion relationship described on this page.
Enter your value, review the source and destination units, choose the decimal precision and read or copy the result.
1 kPa equals approximately 0.145038 psi.
Use enough precision for your purpose. Everyday estimates usually need fewer decimal places; technical work may require more.
It can be a useful reference calculation, but safety-critical, regulated, contractual or specialized work should be verified against the applicable authoritative standard.

Accuracy note: This calculator is a practical reference. For regulated, safety-critical or specialized work, verify the result against the applicable standard.

Page reviewed: August 24, 2026.