Free & Instant
Pressure Converter
Convert between Pascal, Bar, PSI, Atmosphere and more — instantly and accurately.
Pressure Converter
Enter a value and select units to convert.
Converted Value
1 Pa = 0.000145 PSIAbout Pressure Conversion
Pressure conversion lets you switch between SI units (Pascal, Kilopascal), Bar, PSI (used in tires and engineering), Atmosphere, and Torr (used in vacuum and medical measurements).
Common Pressure Conversions
| From | To | Multiply By |
|---|---|---|
| Bar | PSI | 14.5038 |
| PSI | Bar | 0.0689476 |
| Atm | Pascal | 101325 |
| Kilopascal | PSI | 0.145038 |
Frequently Asked Questions
What is standard atmospheric pressure?+
Standard atmospheric pressure at sea level is 1 atm, equal to 101,325 Pascal or 14.696 PSI.
What PSI should my car tires be?+
Most passenger car tires require between 30–35 PSI, but always check your vehicle's manual or door placard for the exact figure.