Pressure Converter

Free Online Pressure Converter

This tool supports conversion between common pressure units including pascal, kilopascal, megapascal, bar, atmosphere, psi, mmHg, and torr. Enter a value in any unit to see results in all other units in real time. All data is processed locally in your browser — nothing is uploaded to any server, fully protecting your privacy.

Features

• Supports 8 common pressure unit conversions
• Covers metric, imperial, and engineering units
• All units displayed simultaneously with real-time sync
• Automatic scientific notation for very large or small values
• One-click copy of conversion results
• Pure frontend offline processing, protects user privacy

Common Conversion Formulas

• 1 kPa = 1000 Pa
• 1 MPa = 1000000 Pa
• 1 bar = 100000 Pa
• 1 atm = 101325 Pa
• 1 psi ≈ 6894.76 Pa

Common Reference Values

• 1 standard atmosphere = 101325 Pa
• 1 bar = 100 kPa
• 1 psi ≈ 6.895 kPa
• 1 mmHg ≈ 133.322 Pa
• 1 torr ≈ 1 mmHg

How to Use

1. 1Click on any unit card's input field
2. 2Enter a value, other units update in real time
3. 3Click the copy button to copy conversion results