Convert kilopascals to pounds per square inch
Enter a value in kilopascals (kPa) to get pounds per square inch (psi). One kilopascal is 0.145038 pounds per square inch; one pound per square inch is 6.8948 kilopascals.
How to use the Kilopascal to pound per square inch
- Type the number of kilopascals.
- Click Convert.
- Read the result in pounds per square inch, plus the same value in every other pressure unit.
kPa to psi formula
pounds per square inch = kilopascals × 0.145038. To go the other way, kilopascals = pounds per square inch × 6.8948 (see pounds per square inch to kilopascals).
Worked example
12 kPa × 0.145038 = 1.7405 psi.
Kilopascals to pounds per square inch conversion table
| Kilopascals | Pounds per square inch |
|---|---|
| 0.1 kPa | 0.014504 psi |
| 0.5 kPa | 0.072519 psi |
| 1 kPa | 0.145038 psi |
| 2 kPa | 0.290075 psi |
| 3 kPa | 0.435113 psi |
| 5 kPa | 0.725189 psi |
| 10 kPa | 1.4504 psi |
| 20 kPa | 2.9008 psi |
| 25 kPa | 3.6259 psi |
| 50 kPa | 7.2519 psi |
| 100 kPa | 14.5038 psi |
| 250 kPa | 36.2594 psi |
| 500 kPa | 72.5189 psi |
| 1,000 kPa | 145.0377 psi |
About the kilopascal
Tyre pressure in Australia and Canada; weather in some countries.
About the pound per square inch
Tyre and hydraulic pressure in the USA and UK.
Related conversions
pounds per square inch to kilopascals · kilopascals to bar · kilopascals to millimetres of mercury · kilopascals to millibars · any unit.
Frequently asked questions
How many pounds per square inch in a kilopascal?
0.145038 pounds per square inch.
How many kilopascals in a pound per square inch?
6.8948 kilopascals.
Is the factor exact?
The factor 0.145038 is derived from the units' exact definitions; only the display is rounded.
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Last updated 2026-09-23.