Pressure Converter

Convert between Pascal, bar, PSI, atmospheres, mmHg, and torr.

Common Pressure Conversions

1 atm=101,325 Pa
1 bar=14.504 psi
1 psi=6,894.76 Pa
1 atm=760 mmHg
1 bar=100,000 Pa
1 kPa=0.145 psi

Pressure Converter

The pressure converter allows you to quickly and accurately convert between the most common units of pressure. Whether you're working with Pascals, bars, PSI, or atmospheres, this tool handles the math instantly.

Pressure conversions are essential in engineering, meteorology, automotive, HVAC, and scientific research. With different industries and countries using different pressure units, having a reliable converter saves time and prevents errors in critical calculations.

How it works

Pressure conversions use standardized factors. All units are converted through a base unit (Pascals). For example: 1 atm = 101,325 Pa, 1 bar = 100,000 Pa, 1 psi = 6,894.76 Pa. To convert between any two units, the value is first converted to Pa, then to the target unit.

Use cases

  • Converting tire pressure between PSI and bar for automotive maintenance
  • Converting atmospheric pressure between mmHg and kPa for weather reports
  • Converting industrial pressure readings between bar and atm for engineering
  • Converting blood pressure measurements between mmHg and kPa in medical settings

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