Pressure Converter
Convert between any pressure units instantly. No registration, no data stored.
How Pressure Conversion Works
All pressure conversions use the pascal [Pa] as the base unit:
Example: 1 bar × 100000 = 100000 Pa = 14.5038 psi
Actual Calculation
Why Trust This Converter?
Conversion Formula
Accuracy & Standards
Unit Relationship Diagram
Pressure Unit Comparison
| Unit | Symbol | Equals (in Pa) | Used In |
|---|---|---|---|
| Pascal | Pa | 1 | 🌍 Worldwide |
| Bar | bar | 100,000 | 🌍 Worldwide |
| PSI | psi | 6,894.76 | 🇺🇸 USA |
| Atmosphere | atm | 101,325 | 🌍 Worldwide |
| Torr | Torr | 133.322 | 🌍 Worldwide |
| Kilopascal | kPa | 1,000 | 🌍 Worldwide |
| Megapascal | MPa | 1,000,000 | 🌍 Worldwide |
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How This Converter Works
This pressure converter uses the pascal [Pa] as the base unit for all conversions.
Step 1: Convert input value to pascal using the "From" unit factor
Step 2: Convert pascal to the "To" unit using the target unit factor
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Limitations
- • This tool is for informational purposes only
- • Results should not be used for legal or certified measurements
- • Always verify critical calculations with official sources
Trust & Privacy
All calculations are performed locally in your browser. No personal information is stored or shared.
References
- BIPM SI Brochure – International System of Units
- NIST Special Publication 811 – Guide to SI Units
- ISO 80000-4 – Quantities and Units, Mechanics
References were selected from recognized standards organizations and are reviewed periodically for accuracy.
Editorial Process
The CalculatorKits editorial team reviews this tool periodically.
- Conversion formula accuracy
- Unit definitions and standards
- User guidance and clarity
- Educational content
Last reviewed: July 2026
Frequently Asked Questions
Enter a value, select the "From" and "To" units, and the result appears instantly.
We support pascal, bar, PSI, atmosphere, torr, kilopascal, megapascal, and more.
Yes, it uses standard SI conversion factors and is accurate for all supported units.
1 bar = 14.5038 PSI. This is a common conversion for pressure measurements.
Yes, your recent conversions are saved locally in your browser.
📍 Pressure Converter — For educational and informational use only