# Pounds per Square Inch to Millibars Converter

Enter the pressure in pounds per square inch below to get the value converted to millibars.

**Results in Millibars:**

Do you want to convert millibars to pounds per square inch?

## How to Convert Pounds per Square Inch to Millibars

To convert a measurement in pounds per square inch to a measurement in millibars, multiply the pressure by the following conversion ratio: 68.9475 millibars/pound per square inch.

Since one pound per square inch is equal to 68.9475 millibars, you can use this simple formula to convert:

millibars = pounds per square inch × 68.9475

The pressure in millibars is equal to the pressure in pounds per square inch multiplied by 68.9475.

**For example,**here's how to convert 5 pounds per square inch to millibars using the formula above.

Pounds per square inch and millibars are both units used to measure pressure. Keep reading to learn more about each unit of measure.

## What Are Pounds per Square Inch?

One pound per square inch is the pressure of equal to one pound-force per square inch.

The pound per square inch is a US customary and imperial unit of pressure. A pound per square inch is sometimes also referred to as a pound-force per square inch. Pounds per square inch can be abbreviated as *psi*; for example, 1 pound per square inch can be written as 1 psi.

PSI can be expressed using the formula:

1 psi = 1 lbf / in^{2}

Pressure in pounds per square inch are equal to the pound-force divided by the area in square inches.

Learn more about pounds per square inch.

## What Is a Millibar?

One millibar is equal to one-thousandth of a bar, which is defined as the pressure of one newton per square meter. One millibar is also equal to one hectopascal.

The millibar is a non-SI metric unit for pressure. In the metric system, "milli" is the prefix for thousandths, or 10^{-3}. Millibars can be abbreviated as *mbar*; for example, 1 millibar can be written as 1 mbar.

Learn more about millibars.

## Pound per Square Inch to Millibar Conversion Table

Pounds Per Square Inch | Millibars |
---|---|

1 psi | 68.95 mbar |

2 psi | 137.9 mbar |

3 psi | 206.84 mbar |

4 psi | 275.79 mbar |

5 psi | 344.74 mbar |

6 psi | 413.69 mbar |

7 psi | 482.63 mbar |

8 psi | 551.58 mbar |

9 psi | 620.53 mbar |

10 psi | 689.48 mbar |

11 psi | 758.42 mbar |

12 psi | 827.37 mbar |

13 psi | 896.32 mbar |

14 psi | 965.27 mbar |

15 psi | 1,034 mbar |

16 psi | 1,103 mbar |

17 psi | 1,172 mbar |

18 psi | 1,241 mbar |

19 psi | 1,310 mbar |

20 psi | 1,379 mbar |

21 psi | 1,448 mbar |

22 psi | 1,517 mbar |

23 psi | 1,586 mbar |

24 psi | 1,655 mbar |

25 psi | 1,724 mbar |

26 psi | 1,793 mbar |

27 psi | 1,862 mbar |

28 psi | 1,931 mbar |

29 psi | 1,999 mbar |

30 psi | 2,068 mbar |

31 psi | 2,137 mbar |

32 psi | 2,206 mbar |

33 psi | 2,275 mbar |

34 psi | 2,344 mbar |

35 psi | 2,413 mbar |

36 psi | 2,482 mbar |

37 psi | 2,551 mbar |

38 psi | 2,620 mbar |

39 psi | 2,689 mbar |

40 psi | 2,758 mbar |

## More Pound per Square Inch & Millibar Conversions

- pounds per square inch to pascals
- pounds per square inch to hectopascals
- pounds per square inch to atmospheres
- pounds per square inch to bars
- pounds per square inch to kilograms per square centimeter
- pounds per square inch to kilograms per square meter
- pounds per square inch to pounds per square foot
- pounds per square inch to torr
- pascals to millibars
- hectopascals to millibars
- atmospheres to millibars
- bars to millibars
- kilograms per square centimeter to millibars
- kilograms per square meter to millibars
- pounds per square foot to millibars
- torr to millibars