Convert bar to pounds per square inch
Enter a value in bar (bar) to get pounds per square inch (psi). One bar is 14.5038 pounds per square inch; one pound per square inch is 0.068948 bar.
How to use the Bar to pound per square inch
- Type the number of bar.
- Click Convert.
- Read the result in pounds per square inch, plus the same value in every other pressure unit.
bar to psi formula
pounds per square inch = bar × 14.5038. To go the other way, bar = pounds per square inch × 0.068948 (see pounds per square inch to bar).
Worked example
12 bar × 14.5038 = 174.0453 psi.
Bar to pounds per square inch conversion table
| Bar | Pounds per square inch |
|---|---|
| 0.1 bar | 1.4504 psi |
| 0.5 bar | 7.2519 psi |
| 1 bar | 14.5038 psi |
| 2 bar | 29.0075 psi |
| 3 bar | 43.5113 psi |
| 5 bar | 72.5189 psi |
| 10 bar | 145.0377 psi |
| 20 bar | 290.0755 psi |
| 25 bar | 362.5943 psi |
| 50 bar | 725.1887 psi |
| 100 bar | 1,450.38 psi |
| 250 bar | 3,625.94 psi |
| 500 bar | 7,251.89 psi |
| 1,000 bar | 14,503.77 psi |
About the bar
Almost exactly one atmosphere. Tyres, scuba tanks and espresso machines in Europe.
About the pound per square inch
Tyre and hydraulic pressure in the USA and UK.
Related conversions
pounds per square inch to bar · bar to kilopascals · bar to atmospheres · any unit.
Frequently asked questions
How many pounds per square inch in a bar?
14.5038 pounds per square inch.
How many bar in a pound per square inch?
0.068948 bar.
Is the factor exact?
The factor 14.5038 is derived from the units' exact definitions; only the display is rounded.
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Last updated 2026-09-23.