Pound per square inch (psi)
PSI means pound-force per square inch and is common for tires, pumps, and hydraulics.
History: PSI developed from imperial force and area units and settled in machinery, tires, and hydraulics.
Quickly convert PSI to bars without lookup tables or manual math.
This page is focused on converting PSI to bars. Type a number into the first field and the result appears immediately in the second field.
Example: 1 psi = 0.0689475729 bar. Conversion formula: result = value × 6894.757293168 / 100000.
Use this converter for everyday calculations, study notes, engineering checks, and quick value verification without installing a separate app.
PSI means pound-force per square inch and is common for tires, pumps, and hydraulics.
History: PSI developed from imperial force and area units and settled in machinery, tires, and hydraulics.
The bar equals 100,000 pascals and is widely used for pressure in machinery, tires, and compressors.
History: the bar became a convenient technical pressure unit close to atmospheric pressure.
Enter a value in the Pound per square inch field. The converter applies the formula "result = value × 6894.757293168 / 100000" and immediately shows the result in bars.
1 psi = 0.0689475729 bar.
Yes. Use the swap button or choose the reverse pair from the full conversion list.