Bars to Kilopascals Converter
One Bar equals 100 Kilopascals (1 bar = 100 kPa). Multiply a Bar value by 100 to get the equivalent in Kilopascals. Enter your value in the calculator above. The formula and examples below show how to calculate it by hand.
Formula
kPa = bar × 100
Multiply the Bar value by 100 to get the equivalent value in Kilopascals.
Example Conversions
1 Bar (bar)
100 Kilopascal (kPa)
5 Bar (bar)
500 Kilopascal (kPa)
10 Bar (bar)
1000 Kilopascal (kPa)
25 Bar (bar)
2500 Kilopascal (kPa)
100 Bar (bar)
10000 Kilopascal (kPa)
Conversion Table
| Bar (bar) | Kilopascal (kPa) |
|---|---|
| 0.1 | 10 |
| 0.5 | 50 |
| 1 | 100 |
| 2 | 200 |
| 5 | 500 |
| 10 | 1000 |
| 25 | 2500 |
| 50 | 5000 |
| 100 | 10000 |
| 250 | 25000 |
| 500 | 50000 |
| 1000 | 100000 |
How to Convert Manually
Use these steps to convert Bar values to Kilopascal without the calculator.
- Write down the value in Bar (bar) that you want to convert.
- Multiply that value by 100.
- For example, 10 Bars × 100 = 1000 Kilopascals.
- Label the result as Kilopascal (kPa).
Relative Size Comparison
This chart shows the visual difference in size between exactly one Bar and one Kilopascal.
About Bar and Kilopascal
The bar is exactly 100,000 pascals, close to one atmosphere. European tire pressures, scuba tanks, and espresso machines are rated in bar. The kilopascal is 1,000 pascals. Tire pressures in metric countries, weather systems, and engineering specs commonly use kilopascals. One Bar equals 100 Kilopascals (1 bar = 100 kPa). Bar is used in European tire pressures and in scuba diving tank pressure. Kilopascal is used in tire pressure in metric countries.
Precision and Rounding:Several pressure factors are exact by definition (1 atm = 101,325 Pa; 1 bar = 100,000 Pa) while others, like psi and mmHg, are derived and carry long decimals. Tire and weather readings tolerate whole-number rounding; calibration, medicine, and process engineering need the full factor before rounding.
Use the pressure conversion guide to compare mmHg, mbar, inHg, kPa, Pa, and torr across medical, weather, aviation, vacuum, and engineering work.
Conversion factors per NIST Special Publication 811 and the BIPM SI Brochure (9th edition) (reference).
Worked Example
15Bars equals1500Kilopascals.
15 bar × 100 = 1500 kPa
FAQ
How do I convert Bar to Kilopascal?
Multiply the Bar value by 100 to get the equivalent value in Kilopascals.
What is the formula for Bar to Kilopascal?
The formula is kPa = bar × 100.
How many Kilopascals are in 1 Bar?
1 Bar equals 100 Kilopascals.
Can I convert Kilopascal back to Bar?
Yes. 1 Kilopascal equals 0.01 Bars, and the related converter can reverse the calculation.
What are common names for Bar and Kilopascal?
Bar is shown as bar and may also be searched as bars. Kilopascal is shown as kPa and may also be searched as kilopascals, kpa.
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