Quick answer: 1 Kilopascal in PSI (lbf/in²)
1 kPa equals 0.145038 psi. To convert Kilopascal to PSI (lbf/in²), multiply by 0.145038 using the free calculator above — no signup needed.
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About Pressure Converter
The Pressure Converter converts between 6 different units, including Pascal, Kilopascal, Bar, PSI (lbf/in²), Atmosphere (atm). The base unit is the Pascal, and every other unit on this page is defined as an exact multiple of it. Type any value into the calculator above to convert instantly — free, unlimited, no signup and nothing to install.
Common equivalents: 1 Pascal = 0.001 Kilopascal, 0.00001 Bar, 0.000145038 PSI (lbf/in²).
Scale of this category: the smallest unit is the Pascal (Pa) and the largest is the Atmosphere (atm) (atm).
Last updated: 2026-09-15
Pressure conversion factors
| Unit | Symbol | Value in Pascal |
|---|---|---|
| Pascal | Pa | 1 Pa = 1 Pa |
| Kilopascal | kPa | 1 kPa = 1000 Pa |
| Bar | bar | 1 bar = 100000 Pa |
| PSI (lbf/in²) | psi | 1 psi = 6894.76 Pa |
| Atmosphere (atm) | atm | 1 atm = 101325 Pa |
| Torr / mmHg | Torr | 1 Torr = 133.322368 Pa |
Worked Examples
See exactly how the conversion works with real numbers, step by step.
How much is 1 Kilopascal in PSI (lbf/in²)?
- Multiply 1 by the conversion factor 0.145038
- 1 Kilopascal = 0.145038 PSI (lbf/in²)
How much is 10 Kilopascal in PSI (lbf/in²)?
- Multiply 10 by the conversion factor 0.145038
- 10 Kilopascal = 1.450377 PSI (lbf/in²)
How much is 100 Kilopascal in PSI (lbf/in²)?
- Multiply 100 by the conversion factor 0.145038
- 100 Kilopascal = 14.503774 PSI (lbf/in²)
Quick Conversion Reference Table
| Kilopascal (kPa) | PSI (lbf/in²) (psi) |
|---|---|
| 1 kPa (Kilopascal) | 0.145038 psi (PSI (lbf/in²)) |
| 2 kPa (Kilopascal) | 0.290075 psi (PSI (lbf/in²)) |
| 5 kPa (Kilopascal) | 0.725189 psi (PSI (lbf/in²)) |
| 10 kPa (Kilopascal) | 1.450377 psi (PSI (lbf/in²)) |
| 20 kPa (Kilopascal) | 2.900755 psi (PSI (lbf/in²)) |
| 50 kPa (Kilopascal) | 7.251887 psi (PSI (lbf/in²)) |
| 100 kPa (Kilopascal) | 14.503774 psi (PSI (lbf/in²)) |
| 500 kPa (Kilopascal) | 72.518869 psi (PSI (lbf/in²)) |
| 1000 kPa (Kilopascal) | 145.037738 psi (PSI (lbf/in²)) |
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FAQ
How much is 1 Kilopascal in PSI (lbf/in²)?
1 Kilopascal = 0.145038 PSI (lbf/in²).
How do I convert Kilopascal to PSI (lbf/in²)?
Enter your value in Kilopascal into the converter above and the result in PSI (lbf/in²) appears instantly. 1 kPa equals 0.145038 psi — just multiply your value by 0.145038.
What is the formula for Kilopascal to PSI (lbf/in²)?
The formula is: value in PSI (lbf/in²) = value in Kilopascal × 0.145038. For example, 10 kPa × 0.145038 = 1.450377 psi.
Is this Kilopascal to PSI (lbf/in²) converter free and accurate?
Yes. This Kilopascal to PSI (lbf/in²) converter is 100% free, uses the exact international conversion factor (0.145038), and works on any device with no signup.
How do I convert PSI (lbf/in²) back to Kilopascal?
To convert back, divide by 0.145038 (or multiply by 6.894757). You can also use our dedicated How Many Kilopascal in 1 PSI (lbf/in²)? page for instant results.
Do I need to download an app or sign up?
No. The converter runs entirely in your browser — nothing to install, no account, no fees. It even keeps working offline once the page has loaded.
Which Pressure units are supported?
This converter supports 6 units: Pascal, Kilopascal, Bar, PSI (lbf/in²), Atmosphere (atm), Torr / mmHg.