Kilopascal to Bar Converter (kPa to bar)

1 kilopascal = 0.01 bar. A bar is exactly 100 kPa.

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Result

3

300 kPa = 3 bar

How to convert kilopascal to bar

A bar is exactly 100 kPa. Weather maps, gas cylinders and European tyre gauges use bar, while engineering and SI texts use kPa.

Formula

bar = kPa × 0.01

Worked example

300 kPa × 0.01 = 3 bar

Kilopascal to Bar quick-reference table

Common kilopascal to bar values
Kilopascal (kPa)Bar (bar)
1 kPa0.01 bar
5 kPa0.05 bar
10 kPa0.1 bar
25 kPa0.25 bar
50 kPa0.5 bar
100 kPa1 bar

Real-life examples

300 kPa is 3 bar, and a 101.325 kPa sea-level atmosphere is 1.01325 bar.

Frequently asked questions

How many kPa are in a bar?

One bar is exactly 100 kilopascals.

Is bar an SI unit?

It is not an SI unit, but it is accepted for use with SI and widely used in meteorology and industry.

What is 1 kilopascal in bar?

1 kilopascal = 0.01 bar (kPa to bar).

What is the formula to convert kPa to bar?

bar = kPa × 0.01. For example, 300 kPa × 0.01 = 3 bar.

How do I convert bar back to kPa?

Use the reverse converter: 1 bar = 100 kilopascal. Check: 3 bar converts back to 300 kPa.

Reverse conversion

Need the other direction? Bar to Kilopascal converter (bar to kPa): 1 bar = 100 kilopascal.

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