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 pascals without lookup tables or manual math.
This page is focused on converting PSI to pascals. Type a number into the first field and the result appears immediately in the second field.
Example: 1 psi = 6894.757293168 Pa. Conversion formula: result = value × 6894.757293168 / 1.
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 pascal is the SI unit of pressure and equals one newton per square meter.
History: the pascal is named after Blaise Pascal and is the SI unit of pressure.
Enter a value in the Pound per square inch field. The converter applies the formula "result = value × 6894.757293168 / 1" and immediately shows the result in pascals.
1 psi = 6894.757293168 Pa.
Yes. Use the swap button or choose the reverse pair from the full conversion list.