Correct convention
Convert Pa, bar, atm, PSI and manometric units without treating them as identical.
Pressure Converter for PSI, Bar, Pa and Atm
Convert pressure units used in weather, diving and industry.
Local conversion with no external APIs or value storage.
Converted value
Conversion table
| Unit | Converted value |
|---|---|
| Pascal (Pa) | 100,000 |
| Kilopascal (kPa) | 100 |
| Megapascal (MPa) | 0.1 |
| Bar (bar) | 1 |
| Millibar (mbar) | 1,000 |
| Standard atmosphere (atm) | 0.98692326672 |
| Pound per square inch (psi) | 14.503773773 |
| Torr (Torr) | 750.0616827 |
| Millimeter of mercury (mmHg) | 750.06157585 |
| Centimeter of water (cmH₂O) | 1,019.716213 |
| Inch of mercury (inHg) | 29.529980165 |
The conversion runs locally. Values are not sent to servers, stored by default or processed through external APIs.
How to use this converter
- 1
Enter a valid numeric value.
- 2
Choose the source and destination units.
- 3
Adjust precision, then copy or review equivalents.
Precise, private conversion
Important distinctions
The tool converts values but does not recommend safe pressure for any vehicle or equipment.
Local calculation
Values remain in the browser and are not stored by default.
Frequently asked questions
How is the conversion calculated?
Convert Pa, bar, atm, PSI and manometric units without treating them as identical.
What important distinction should I consider?
The tool converts values but does not recommend safe pressure for any vehicle or equipment.
Are conversions exact?
Defined factors are exact where an exact definition exists; display may be rounded to the selected precision.
Are my values sent or stored?
No. Everything is calculated locally without external APIs or default storage.