Pressure Converter
Convert between Pascal (Pa), bar, psi (pounds per square inch), and atmosphere (atm). Common in engineering and tire pressure.
Convert pressure
Enter value and click Convert.
How it works
We normalize to Pascal (1 bar = 100000 Pa, 1 psi ≈ 6894.76 Pa, 1 atm = 101325 Pa) then convert to the chosen unit.
When to use it
Use for tire pressure, hydraulic specs, or weather pressure in different units.
Frequently asked questions
- What is 1 atm? Standard atmospheric pressure at sea level, about 101325 Pa or 14.696 psi.