PSI to Pascal Converter
One PSI equals 6894.757293 Pascal (1 psi = 6894.757293 Pa). Multiply a PSI value by 6894.757293 to get the equivalent in Pascal. Use the calculator above for instant results, or follow the formula, worked examples, and reference table below.
Formula
Pa = psi × 6894.757293
Multiply the PSI value by 6894.757293 to get the equivalent value in Pascal.
Example Conversions
1 PSI (psi)
6894.757293 Pascal (Pa)
5 PSI (psi)
34473.78647 Pascal (Pa)
10 PSI (psi)
68947.57293 Pascal (Pa)
25 PSI (psi)
172368.9323 Pascal (Pa)
100 PSI (psi)
689475.7293 Pascal (Pa)
Conversion Table
| PSI (psi) | Pascal (Pa) |
|---|---|
| 0.1 | 689.4757293 |
| 0.5 | 3447.378647 |
| 1 | 6894.757293 |
| 2 | 13789.51459 |
| 5 | 34473.78647 |
| 10 | 68947.57293 |
| 25 | 172368.9323 |
| 50 | 344737.8647 |
| 100 | 689475.7293 |
| 250 | 1723689.323 |
| 500 | 3447378.647 |
| 1000 | 6894757.293 |
How to Convert Manually
Use these steps to convert PSI values to Pascal without the calculator.
- Write down the value in PSI (psi) that you want to convert.
- Multiply that value by 6894.757293.
- For example, 10 PSI × 6894.757293 = 68947.57293 Pascal.
- Label the result as Pascal (Pa).
Relative Size Comparison
This chart shows the visual difference in size between exactly one PSI and one Pascal.
About PSI and Pascal
The pound per square inch is about 6,894.757 pascals. US tire pressures, water systems, and industrial equipment are rated in psi. The pascal is the SI derived unit of pressure — one newton per square meter. It is small for everyday pressures, so kilopascals and hectopascals appear more often in practice. One PSI equals 6894.757293 Pascal (1 psi = 6894.757293 Pa). PSI to Pascal conversion comes up most often in US tire pressure and in US plumbing and well systems, typically when figures need restating for physics and engineering calculations.
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.
Conversion factors per NIST Special Publication 811 and the BIPM SI Brochure (9th edition) (reference).
Worked Example
15 PSI equals 103421.3594 Pascal.
15 psi × 6894.757293 = 103421.3594 Pa
FAQ
How do I convert PSI to Pascal?
Multiply the PSI value by 6894.757293 to get the equivalent value in Pascal.
What is the formula for PSI to Pascal?
The formula is Pa = psi × 6894.757293.
How many Pascal are in 1 PSI?
1 PSI equals 6894.757293 Pascal.
Can I convert Pascal back to PSI?
Yes. 1 Pascal equals 0.0001450377377 PSI, and the related converter can reverse the calculation.
What are common names for PSI and Pascal?
PSI is shown as psi and may also be searched as pounds per square inch, lbf/in². Pascal is shown as Pa and may also be searched as pascals, pa.
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