PSI ↔ Pascal Converter

Convert between PSI (pounds per square inch) and Pascals instantly

Enter PSI value to convert to Pascals
Enter Pascal value to convert to PSI
Pascals (Pa)
Kilopascals (kPa)
Megapascals (MPa)
Atmospheres (atm)
Bars (bar)
Conversion Result
1 PSI = 6,894.76 Pa
Also equals: 6.895 kPa • 0.006895 MPa • 0.06805 atm • 0.06895 bar

📚 PSI ↔ Pascal Conversion Details

PSI to Pascal Formula

1 PSI = 6,894.76 Pascals

To convert PSI to Pascals, multiply the PSI value by 6,894.76.

Pascal to PSI Formula

1 Pascal = 0.000145038 PSI

To convert Pascals to PSI, divide the Pascal value by 6,894.76.

What is PSI?

PSI stands for Pounds per Square Inch. It's an imperial unit of pressure commonly used in the United States for measuring tire pressure, gas pressure, and hydraulic systems.

What is Pascal?

Pascal (Pa) is the SI unit of pressure. One Pascal equals one Newton per square meter. It's the standard pressure unit in the metric system used worldwide in science and engineering.

📏 Conversion Formulas

// Basic Conversion Factors:
1 PSI = 6,894.75729 Pascals (exact)
1 Pascal = 0.0001450377 PSI (exact)

// Derived Units:
1 PSI = 6.89475729 Kilopascals (kPa)
1 PSI = 0.00689475729 Megapascals (MPa)
1 PSI = 0.0680459639 Atmospheres (atm)
1 PSI = 0.0689475729 Bars (bar)

📊 Common Pressure Equivalents

Standard Atmosphere
14.696 PSI
101,325 Pa
Car Tire Pressure
32-35 PSI
220-241 kPa
Bicycle Tire
65-100 PSI
448-689 kPa
Scuba Tank
3,000 PSI
20.7 MPa

📊 PSI to Pascal Conversion Table

PSI Pascals (Pa) Kilopascals (kPa) Megapascals (MPa)
1 PSI 6,894.76 Pa 6.895 kPa 0.006895 MPa
5 PSI 34,473.8 Pa 34.47 kPa 0.03447 MPa
10 PSI 68,947.6 Pa 68.95 kPa 0.06895 MPa
20 PSI 137,895 Pa 137.9 kPa 0.1379 MPa
50 PSI 344,738 Pa 344.7 kPa 0.3447 MPa
100 PSI 689,476 Pa 689.5 kPa 0.6895 MPa

❓ Frequently Asked Questions

Q: How many Pascals are in 1 PSI?

A: There are exactly 6,894.76 Pascals in 1 PSI.

Q: Why is PSI still used if Pascal is the SI unit?

A: PSI is deeply ingrained in industries in the United States, particularly in automotive (tire pressure), aviation, and industrial applications. Many existing systems and equipment are calibrated in PSI.

Q: How accurate is this converter?

A: This converter uses the exact conversion factor of 6,894.75729 Pascals per PSI and provides calculations with high precision.

Q: What's the difference between PSI and PSIG?

A: PSI is absolute pressure, while PSIG is gauge pressure (pressure relative to atmospheric pressure). PSIG = PSI - 14.696 (at sea level).