1 psi = 68.9476 mbar
1 Pounds per square inch (psi) = 68.9476 Millibar (mbar).
If you want to reverse convert, use Millibar → Pounds per square inch. 1 mbar = 0.014503768078947 psi. You can also explore the full Pressure converter page for more cross conversions.
Conversion formula
Pounds per square inch to Millibar formula: value in mbar = value in psi × 68.9476.
Millibar to Pounds per square inch formula: value in psi = value in mbar × 0.014503768078947.
How to convert Pounds per square inch to Millibar
To convert Pounds per square inch to Millibar, multiply the value in psi by 68.9476. This gives the result in mbar.
For example, 1 psi = 68.9476 mbar and 10 psi = 689.476 mbar.
What is Pounds per square inch?
Pounds per square inch (psi): Pressure in pounds-force per square inch, commonly marked on tyres and US equipment. 1 psi ≈ 6894.76 Pa.
What is Millibar?
Millibar (mbar): A familiar weather-map unit with the same numerical value as the hectopascal. 1 mbar = 100 Pa.
FAQ
How many millibar are in 1 pounds per square inch?
There are 68.9476 mbar in 1 psi.
Why can conversion results differ slightly?
Check the unit definition and rounding. US and imperial measures can differ; rounding intermediate values can also change the final digits.
How do I convert pounds per square inch to millibar?
Multiply the value in psi by 68.9476 to get the value in mbar.
Pounds per square inch → other Pressure units
- 1 pounds per square inch → pascal = 6894.76 pascal
- 1 pounds per square inch → hectopascal = 68.9476 hectopascal
- 1 pounds per square inch → kilopascal = 6.89476 kilopascal
- 1 pounds per square inch → megapascal = 0.00689476 megapascal
- 1 pounds per square inch → bar = 0.0689476 bar
- 1 pounds per square inch → millibar = 68.9476 millibar
- 1 pounds per square inch → torr = 51.715095783142 torr
- 1 pounds per square inch → atmosphere = 0.068045990624229 atmosphere
- 1 pounds per square inch → millimeter of mercury = 51.715095783142 millimeter of mercury
- 1 pounds per square inch → inch of mercury = 2.0360212885057 inch of mercury
Pounds per square inch → Millibar Table
The table below shows common values from Pounds per square inch to Millibar and the reverse direction for quick reference.
| psi | mbar | Rounded |
|---|---|---|
| 1 psi | 68.9476 mbar | 68.9476 |
| 2 psi | 137.8952 mbar | 137.8952 |
| 3 psi | 206.8428 mbar | 206.8428 |
| 4 psi | 275.7904 mbar | 275.7904 |
| 5 psi | 344.738 mbar | 344.7380 |
| 10 psi | 689.476 mbar | 689.4760 |
| 12 psi | 827.3712 mbar | 827.3712 |
| 15 psi | 1034.214 mbar | 1034.2140 |
| 20 psi | 1378.952 mbar | 1378.9520 |
| 25 psi | 1723.69 mbar | 1723.6900 |
| 30 psi | 2068.428 mbar | 2068.4280 |
| 40 psi | 2757.904 mbar | 2757.9040 |
| 50 psi | 3447.38 mbar | 3447.3800 |
| 75 psi | 5171.07 mbar | 5171.0700 |
| 100 psi | 6894.76 mbar | 6894.7600 |
| 200 psi | 13789.52 mbar | 13789.5200 |
| 250 psi | 17236.9 mbar | 17236.9000 |
| 500 psi | 34473.8 mbar | 34473.8000 |
| 750 psi | 51710.7 mbar | 51710.7000 |
| 1000 psi | 68947.6 mbar | 68947.6000 |
| 2500 psi | 172369 mbar | 172369.0000 |
| 5000 psi | 344738 mbar | 344738.0000 |
| 10000 psi | 689476 mbar | 689476.0000 |
Millibar → Pounds per square inch Table
| mbar | psi | Rounded |
|---|---|---|
| 1 mbar | 0.014503768078947 psi | 0.0145 |
| 2 mbar | 0.029007536157894 psi | 0.0290 |
| 3 mbar | 0.043511304236841 psi | 0.0435 |
| 4 mbar | 0.058015072315788 psi | 0.0580 |
| 5 mbar | 0.072518840394735 psi | 0.0725 |
| 10 mbar | 0.14503768078947 psi | 0.1450 |
| 12 mbar | 0.17404521694736 psi | 0.1740 |
| 15 mbar | 0.2175565211842 psi | 0.2176 |
| 20 mbar | 0.29007536157894 psi | 0.2901 |
| 25 mbar | 0.36259420197367 psi | 0.3626 |
| 30 mbar | 0.43511304236841 psi | 0.4351 |
| 40 mbar | 0.58015072315788 psi | 0.5802 |
| 50 mbar | 0.72518840394735 psi | 0.7252 |
| 75 mbar | 1.087782605921 psi | 1.0878 |
| 100 mbar | 1.4503768078947 psi | 1.4504 |
| 200 mbar | 2.9007536157894 psi | 2.9008 |
| 250 mbar | 3.6259420197367 psi | 3.6259 |
| 500 mbar | 7.2518840394735 psi | 7.2519 |
| 750 mbar | 10.87782605921 psi | 10.8778 |
| 1000 mbar | 14.503768078947 psi | 14.5038 |
| 2500 mbar | 36.259420197367 psi | 36.2594 |
| 5000 mbar | 72.518840394735 psi | 72.5188 |
| 10000 mbar | 145.03768078947 psi | 145.0377 |
Millibar → Pounds per square inch
The reverse value is 1 mbar = 0.014503768078947 psi.