How to Use the kPa to PSI Converter
Enter pressure in kilopascals to convert it to pounds per square inch for tires, compressors, hydraulics and engineering specifications.
Practical Example
200 kPa × 0.1450377377 ≈ 29.0075 psi.
Factors That Affect the Result
The conversion factor is fixed. Real pressure readings can vary because of gauge calibration, temperature, altitude and whether pressure is measured as gauge or absolute.
Frequently Asked Questions
How many psi is 100 kPa?
100 kPa is about 14.5038 psi.
How many kPa is 1 psi?
One psi is about 6.89476 kPa.
Is tire pressure usually gauge pressure?
Yes. Vehicle tire pressure is normally specified as gauge pressure.
Conversion Formula and Context
One kilopascal equals about 0.145038 psi. A unit conversion does not change whether a pressure is gauge, absolute or differential, so preserve that context when using engineering or tire-pressure data.