Pressure Converter Calculator

Enter a pressure in PSI to see it instantly converted into bar, kilopascals and atmospheres.

Pressure Converter Calculator

Converts a pressure between PSI, bar, kilopascals and atmospheres all at once.

This calculator provides an estimate for general informational purposes only, using standard conversion factors.

This calculator converts a single pressure value, entered in pounds per square inch (PSI), into bar, kilopascals and atmospheres at once, using exact standard conversion factors — useful for tires, gauges and technical specifications given in different units.

Example

  • With the default values shown above, this calculator returns: PSI ≈ 14.6959; Bar ≈ 1.0132; Kilopascals (kPa) ≈ 101.325; Atmospheres (atm) ≈ 1.00000.

Frequently Asked Questions

What is standard atmospheric pressure?

Standard atmospheric pressure at sea level is about 14.696 PSI, 1.01325 bar, 101.325 kPa, or exactly 1 atmosphere (atm) by definition.

What is this used for?

Pressure conversions are commonly needed for tire pressure, weather readings, scuba diving, cooking (pressure canning) and engineering specifications given in different unit systems.

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