Pressure Converter

Convert pressure: pascals, kilopascals, bar, psi, atmospheres, mmHg and torr.

bar = kPa × 0.01

Pressure units and how they relate

The standard atmosphere is exactly 101,325 Pa, the bar exactly 100,000 Pa and the torr exactly 1/760 of an atmosphere.

UnitSymbolEquals in kilopascals
1 pascalPa0.001 kPa
1 kilopascalkPa1 kPa
1 barbar100 kPa
1 pound per square inchpsi6.894757293 kPa
1 atmosphereatm101.325 kPa
1 millimeter of mercurymmHg0.1333223874 kPa
1 torrTorr0.1333223684 kPa

Popular pressure conversions

Frequently asked questions

How accurate is this pressure converter?

It uses the exact defined conversion factors for each unit and shows results to 10 significant digits. The standard atmosphere is exactly 101,325 Pa, the bar exactly 100,000 Pa and the torr exactly 1/760 of an atmosphere.

How do I convert kilopascals to bar?

Enter the value, choose kilopascals in the "From" list and bar in the "To" list. For example, 1 kilopascal equals 0.01 bar.

Is the converter free?

Yes. It is free, needs no sign-up and runs entirely in your browser, so it also works offline once the page has loaded.

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