Kilopascals to PSI Converter (kPa to psi)
Convert kilopascals to psi instantly with our free kPa to psi calculator. Enter a value to see the result.
How to convert kilopascals to psi
To change kPa into psi, use this formula:
Quick mental estimate: multiply by about 0.15.
Example: to convert 25 kPa to psi, calculate 3.62594 psi. To go the other way, use kPa = psi ÷ 0.145038.
Popular kilopascals to psi conversions
- 1 kPa to psi = 0.145038 psi
- 2 kPa to psi = 0.290075 psi
- 3 kPa to psi = 0.435113 psi
- 5 kPa to psi = 0.725189 psi
- 10 kPa to psi = 1.45038 psi
- 15 kPa to psi = 2.17557 psi
- 20 kPa to psi = 2.90075 psi
- 25 kPa to psi = 3.62594 psi
- 30 kPa to psi = 4.35113 psi
- 40 kPa to psi = 5.80151 psi
- 50 kPa to psi = 7.25189 psi
- 60 kPa to psi = 8.70226 psi
- 70 kPa to psi = 10.1526 psi
- 80 kPa to psi = 11.603 psi
- 90 kPa to psi = 13.0534 psi
- 100 kPa to psi = 14.5038 psi
Kilopascals to PSI conversion chart
| Kilopascals (kPa) | PSI (psi) |
|---|---|
| 1 kPa | 0.145038 psi |
| 2 kPa | 0.290075 psi |
| 5 kPa | 0.725189 psi |
| 10 kPa | 1.45038 psi |
| 20 kPa | 2.90075 psi |
| 25 kPa | 3.62594 psi |
| 50 kPa | 7.25189 psi |
| 75 kPa | 10.8778 psi |
| 100 kPa | 14.5038 psi |
| 250 kPa | 36.2594 psi |
| 500 kPa | 72.5189 psi |
| 1,000 kPa | 145.038 psi |
When do you need kPa to psi conversion?
This conversion is commonly used for tyres, weather, diving and engineering. Different countries and industries use different units, so converting kilopascals to psi helps you compare measurements accurately.
Frequently asked questions
How many psi are in 1 kilopascals?
1 kPa equals 0.145038 psi.
How do I convert kilopascals to psi?
Use the formula psi = kPa × 0.145038. For example, 25 kPa = 3.62594 psi.
What is 10 kPa in psi?
10 kPa = 1.45038 psi.
What is 100 kPa in psi?
100 kPa = 14.5038 psi.
How do I convert psi back to kPa?
Use kPa = psi ÷ 0.145038. You can also use our PSI to Kilopascals converter.
Is this kPa to psi converter accurate?
Yes. It uses standard international conversion factors and shows up to 6 significant digits.