Pressure Converter

Unit converter

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Pressure Converter

Convert between 20 pressure units instantly. Select your units from the Builder tab or type a conversion like "100 cm to inches" in the AI input. Every conversion shows the full step-by-step calculation.

This converter covers all standard pressure units including metric and imperial systems. Use the reference table below to see how each unit relates to the base unit (pascal).

Complete list of Pascal Pressure conversions

Pascal to Atmospheres Pascal to Bar Pascal to Centimeter of Mercury Pascal to Centimeter of Water Pascal to Decibar Pascal to Gigapascal Pascal to Hectopascal Pascal to Inch of Water Pascal to Kilogram-force per cm² Pascal to Kilopascals Pascal to Megapascal Pascal to Micropascal Pascal to Millibar Pascal to PSF (lb/ft²) Pascal to PSI Pascal to Technical Atmosphere Pascal to Torr Pascal to inHg Pascal to mmHg

Pressure units reference

Unit	Symbol	pascal
Atmosphere	atm	101325
Bar	bar	100000
Centimeter of Mercury	cmHg	1333.22
Centimeter of Water	cmH₂O	98.0665
Decibar	dbar	10000
Gigapascal	GPa	1000000000
Hectopascal	hPa	100
Inch of Water	inH₂O	249.089
Kilogram-force per cm²	kgf/cm²	98066.5
Kilopascal	kPa	1000
Megapascal	MPa	1000000
Micropascal	µPa	1 × 10⁻⁶
Millibar	mbar	100
PSF (lb/ft²)	psf	47.8803
PSI	psi	6894.76
Pascal	Pa	1
Technical Atmosphere	at	98066.5
Torr	Torr	133.322
inHg	inHg	3386.39
mmHg	mmHg	133.322

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