Trying to change units of pressure from millibars to pounds per square inch? Our solution is to use this mbar to psi pressure converter for calculations!

Used to measure atmospheric pressures, **pounds per square inch** and **millibars** are useful units of measurement for pressure. While pounds per square inch is a common pressure unit in the United States for many different circumstances, millibars is more internationally used in specific fields such as meteorology. View some more pressure converters and **convert millibar – pounds per square inch** easily with our tool above.

## How to use the Converter from mBar to Psi?

In the box above, enter a number of millibars you wish to change into pounds per square inch and click “convert” to be given a new amount by the **mbar – psi calculator**. For the opposite conversion, **convert pounds per square inch to millibars**.

## Formula to Convert mbar – psi

For the **conversion of mbar to psi**, you might be interested to know the mathematical formula used to convert these two units of pressure so we have included it below. As some examples, 11 mbar = 0.16 psi and 70 mbar = 1.02 psi

**[number of] millibars / 68.948 = [number of] pounds per square inch**

## What are millibars?

As a subunit of the unit of pressure called bars, the **millibar** is equal to exactly one-thousandth of a bar. Millibars are used in meteorology and for weather forecasts written for the public. Scientists use the measure of millibars to identify the standard atmospheric pressure at sea level to be around 1,013 millibars. Try the **mbar to psi converter** for your calculations.

## What is psi?

**Psi** is a unit of pressure defined by a force of one pound on an area of one square inch. The psi measurement is most commonly found to be used in the US and can be used to measure atmospheric pressure in certain circumstances. More accurately known as pound-force per square inch, other abbreviations of this unit include lbf/in² and lbf/sq in. Above is our **millibars to pounds per square inch converter**.

### How much is 1 Millibar in Pounds per square inch?

**0.01 Pounds per square inch**

`(1mbar = 0.01psi)`

### How much are 2 Millibars in Pounds per square inch?

**0.03 Pounds per square inch**

`(2mbar = 0.03psi)`

### How much are 3 Millibars in Pounds per square inch?

**0.04 Pounds per square inch**

`(3mbar = 0.04psi)`

### How much are 4 Millibars in Pounds per square inch?

**0.06 Pounds per square inch**

`(4mbar = 0.06psi)`

### How much are 5 Millibars in Pounds per square inch?

**0.07 Pounds per square inch**

`(5mbar = 0.07psi)`

### How much are 10 Millibars in Pounds per square inch?

**0.15 Pounds per square inch**

`(10mbar = 0.15psi)`

### How much are 15 Millibars in Pounds per square inch?

**0.22 Pounds per square inch**

`(15mbar = 0.22psi)`

### How much are 20 Millibars in Pounds per square inch?

**0.29 Pounds per square inch**

`(20mbar = 0.29psi)`

### How much are 25 Millibars in Pounds per square inch?

**0.36 Pounds per square inch**

`(25mbar = 0.36psi)`

### How much are 30 Millibars in Pounds per square inch?

**0.44 Pounds per square inch**

`(30mbar = 0.44psi)`

### How much are 50 Millibars in Pounds per square inch?

**0.73 Pounds per square inch**

`(50mbar = 0.73psi)`

### How much are 100 Millibars in Pounds per square inch?

**1.45 Pounds per square inch**

`(100mbar = 1.45psi)`

### How much are 200 Millibars in Pounds per square inch?

**2.9 Pounds per square inch**

`(200mbar = 2.9psi)`

### How much are 500 Millibars in Pounds per square inch?

**7.25 Pounds per square inch**

`(500mbar = 7.25psi)`

### How much are 1000 Millibars in Pounds per square inch?

**14.5 Pounds per square inch**

`(1000mbar = 14.5psi)`