Converters
Pressure Converter
Convert between every pressure unit — instant, accurate, and free.
0.001
1 Pa = 0.001 kPa
Common conversions
From 1 pascals- Kilopascals (kPa)0.001
- Megapascals (MPa)1.0000e-6
- Bars (bar)1.0000e-5
- Atmospheres (atm)9.8692e-6
- PSI (psi)0.000145038
- mmHg (mmHg)0.00750064
- Torr (Torr)0.00750064
Popular pressure conversions
How it works
Every conversion in pressure normalizes through a base unit (pascals), then scales to the target unit.
The Pressure Converter handles 8 units and every combination between them. Pick a source unit, a target unit, and enter a value — the result updates instantly with high-precision arithmetic.
Frequently asked
Which pressure units are supported?
Pascal (Pa), Kilopascal (kPa), Megapascal (MPa), Bar (bar), Atmosphere (atm), PSI (psi), Millimeter of Mercury (mmHg), Torr (Torr).
How accurate are the conversions?
We use internationally standardized conversion factors and JavaScript double-precision arithmetic, giving accurate results to at least 12 significant figures for most values.
Do I need an internet connection?
No. Once the page loads, every calculation runs locally in your browser. Nothing is sent to a server.
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