Instant conversion
kPa To psi Converter
1 kilopascal = 0.145038 psi. Multiply kPa by 0.145038.
Common kPa to psi conversions
| kPa | psi |
|---|---|
| 0.5 | 0.0725 |
| 1 | 0.145 |
| 2 | 0.2901 |
| 3 | 0.4351 |
| 5 | 0.7252 |
| 10 | 1.45 |
| 20 | 2.901 |
| 50 | 7.252 |
| 100 | 14.5 |
| 200 | 29.01 |
| 500 | 72.52 |
| 1000 | 145.038 |
How this conversion works
1 kilopascal = 0.145038 psi. Multiply kPa by 0.145038.
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What you are converting
Kilopascal
A kilopascal is 1,000 pascals, the metric pressure unit. Real-world anchor: tire pressure in most countries reads 220-240 kPa.
Pound per square inch
Psi is the pressure of one pound of force on one square inch. Real-world anchor: car tires run at 30-35 psi.
Why convert and when you would use this
European and Asian car manuals quote kPa; US gauges read psi.
Rounding and accuracy
Use 2-4 decimal places for everyday tasks; keep more for engineering or lab precision.
Frequently asked questions
How do you convert kPa to psi?
1 kilopascal = 0.145038 psi. Multiply kPa by 0.145038.
What is the formula for kPa to psi?
1 kilopascal = 0.145038 psi. Multiply kPa by 0.145038.
What should I round to?
Use 2-4 decimal places for everyday tasks; keep more for engineering.