Pressure Converter: convert pascal, bar, psi, atm, torr, and mmHg with instant results.
Convert pressure units instantly — psi to bar, bar to Pa, or atm to mmHg. Perfect for engineering, pneumatics, weather, and precise lab calculations.
Most Common Conversion Factors
| Pa | kPa | bar | psi | |
|---|---|---|---|---|
| 1 Pa | 1 | 0.001 | 0.00001 | 1.45 x 10-4 |
| 1 kPa | 1000 | 1 | 0.01 | 0.145038 |
| 1 bar | 100000 | 100 | 1 | 14.5038 |
| 1 psi | 6894.76 | 6.894757 | 0.068948 | 1 |
Pressure Converter FAQs
What is a pressure converter?
A pressure converter converts pressure units such as Pa, kPa, bar, atm, psi, and mmHg. It is useful for engineering, HVAC, hydraulics, pneumatics, weather, diving, and laboratory work.
What is pressure?
Pressure is force applied per unit area. In SI units, pressure is measured in pascals (Pa), where 1 Pa = 1 N/m².
How do I convert bar to pascals?
Enter a value, choose bar as the source unit, and choose Pa as the target unit. Since 1 bar = 100000 Pa, this conversion is common in engineering and industrial pressure calculations.
How do I convert psi to bar?
Enter the value, select psi as the source unit, and select bar as the target unit. Since 1 psi ≈ 0.0689476 bar, this is useful for tire pressure, hydraulics, compressors, and equipment specifications.
What is the difference between Pa, bar, atm, psi, and mmHg?Pa is the SI pressure unit, bar is common in engineering and industry, atm is based on standard atmospheric pressure, psi is common in US customary systems, and mmHg is often used for medical, vacuum, and atmospheric pressure measurements.
When should I use a pressure converter?
Use a pressure converter when comparing tire pressure, hydraulic or pneumatic systems, gas cylinders, weather pressure, HVAC equipment, vacuum measurements, diving pressure, or laboratory and engineering data.
Can I use this converter for tires, weather, and engineering?
Yes. This pressure converter is useful for tire pressure, weather forecasts, barometric pressure, compressors, pumps, pipes, boilers, HVAC systems, hydraulics, pneumatics, and scientific calculations.
