Kilopascal to Bar Converter (kPa to bar)
1 kilopascal = 0.01 bar. A bar is exactly 100 kPa.
⇄ Swap
Result
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
| Kilopascal (kPa) | Bar (bar) |
|---|---|
| 1 kPa | 0.01 bar |
| 5 kPa | 0.05 bar |
| 10 kPa | 0.1 bar |
| 25 kPa | 0.25 bar |
| 50 kPa | 0.5 bar |
| 100 kPa | 1 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.
Related pressure conversions
- PSI to Bar converter
- Bar to PSI converter
- PSI to Kilopascal converter
- Kilopascal to PSI converter
- Atmosphere to PSI converter
- PSI to Atmosphere converter