Kilopascals to PSI Converter

Conversion Updated 15 Jun 2026

This Kilopascals to PSI Converter lets you convert Kilopascals (kPa) into PSI (psi) in one step. Enter a value in kilopascals and you'll instantly see the equivalent in psi, worked out with the formula psi = kPa x 0.14503773772954368. It's handy whenever you need a quick, precise kilopascals-to-psi conversion without doing the arithmetic by hand.

  • Conversion constants are fixed and do not vary by region.

Formula

psi = kPa x 0.14503773772954368
  • To convert kilopascals to psi, multiply your value by the fixed factor 0.14503773773 (so 1 kPa = 0.14503773773 psi).
  • The factor comes from the internationally agreed definitions of each unit, so it never changes.
  • Displayed results are rounded for readability, but the full-precision value is used in the calculation.

Example

Inputs
  • Kilopascals (kPa): 100

Start with 100 kPa. Multiply by 0.14503773773 to get 14.503773772954 psi.

Frequently asked questions

How do I convert kilopascals to psi?
Multiply the number of kilopascals by 0.14503773773. For example, 100 kPa equals 14.503773772954 psi.
Are these conversion factors accurate?
Yes. The calculator uses internationally accepted definitions for each unit, so the conversion factor is exact.
Why can tiny differences appear after conversion?
Very small differences are only a display effect from rounding the output. The underlying calculation keeps full precision.