Pressure Converter

Convert psi, bar, kPa, atm, mmHg, and more — instantly.

Free pressure unit converter. Convert psi to bar, kPa to psi, atm to mmHg, and more with exact factors. Use the express converter for any unit pair, or open a quick conversion below.

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1 pound per square inch (psi) = 0.0689475729 bars

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Pound per Square Inch (psi) → Bar

Pound per Square Inch (psi) to Bar

Bar → Pound per Square Inch (psi)

Bar to Pound per Square Inch (psi)

Pound per Square Inch (psi) → Kilopascal

Pound per Square Inch (psi) to Kilopascal

Kilopascal → Pound per Square Inch (psi)

Kilopascal to Pound per Square Inch (psi)

Bar → Kilopascal

Bar to Kilopascal

Kilopascal → Bar

Kilopascal to Bar

Standard Atmosphere → Pound per Square Inch (psi)

Standard Atmosphere to Pound per Square Inch (psi)

Pound per Square Inch (psi) → Standard Atmosphere

Pound per Square Inch (psi) to Standard Atmosphere

Bar → Standard Atmosphere

Bar to Standard Atmosphere

Standard Atmosphere → Bar

Standard Atmosphere to Bar

Megapascal → Pound per Square Inch (psi)

Megapascal to Pound per Square Inch (psi)

Pound per Square Inch (psi) → Megapascal

Pound per Square Inch (psi) to Megapascal

Millimeter Mercury (0°C) → Standard Atmosphere

Millimeter Mercury (0°C) to Standard Atmosphere

Standard Atmosphere → Millimeter Mercury (0°C)

Standard Atmosphere to Millimeter Mercury (0°C)

Kilopascal → Megapascal

Kilopascal to Megapascal

Megapascal → Kilopascal

Megapascal to Kilopascal

Pascal → Kilopascal

Pascal to Kilopascal

Kilopascal → Pascal

Kilopascal to Pascal

Torr → Standard Atmosphere

Torr to Standard Atmosphere

Standard Atmosphere → Torr

Standard Atmosphere to Torr

Bar → Pascal

Bar to Pascal

Pascal → Bar

Pascal to Bar

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Pick any unit to open a two-way conversion. Mercury and water column units include their temperature qualifiers.

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PASCAL

1 Pa = 0.001 kPa

pascal (Pa) → kilopascal (kPa) kilopascal (kPa) → pascal (Pa)

KILOPASCAL

1 kPa = 0.1450377377 psi

kilopascal (kPa) → pound per square inch (psi) (psi) pound per square inch (psi) (psi) → kilopascal (kPa)

MEGAPASCAL

1 MPa = 145.03773773 psi

megapascal (MPa) → pound per square inch (psi) (psi) pound per square inch (psi) (psi) → megapascal (MPa)

BAR

1 bar = 14.503773773 psi

bar → pound per square inch (psi) (psi) pound per square inch (psi) (psi) → bar

POUND PER SQUARE INCH (PSI)

1 psi = 0.0689475729 bar

pound per square inch (psi) (psi) → bar bar → pound per square inch (psi) (psi)

STANDARD ATMOSPHERE

1 atm = 14.6959487755 psi

standard atmosphere (atm) → pound per square inch (psi) (psi) pound per square inch (psi) (psi) → standard atmosphere (atm)

HECTOPASCAL

1 hPa = 100 Pa

hectopascal (hPa) → pascal (Pa) pascal (Pa) → hectopascal (hPa)

MILLIBAR

1 mbar = 100 Pa

millibar (mbar) → pascal (Pa) pascal (Pa) → millibar (mbar)

TORR

1 torr = 0.0013157895 atm

torr → standard atmosphere (atm) standard atmosphere (atm) → torr

MILLIMETER MERCURY (0°C)

1 mmHg = 0.0013157897 atm

millimeter mercury (0°c) (mmHg) → standard atmosphere (atm) standard atmosphere (atm) → millimeter mercury (0°c) (mmHg)

NEWTON PER SQUARE METER

1 N/m² = 1 Pa

newton per square meter (N/m²) → pascal (Pa) pascal (Pa) → newton per square meter (N/m²)

KIP PER SQUARE INCH (KSI)

1 ksi = 6,894,757.2931783 Pa

kip per square inch (ksi) (ksi) → pascal (Pa) pascal (Pa) → kip per square inch (ksi) (ksi)

EXAPASCAL

1 EPa = 1e+18 Pa

exapascal (EPa) → pascal (Pa) pascal (Pa) → exapascal (EPa)

PETAPASCAL

1 PPa = 1e+15 Pa

petapascal (PPa) → pascal (Pa) pascal (Pa) → petapascal (PPa)

TERAPASCAL

1 TPa = 1e+12 Pa

terapascal (TPa) → pascal (Pa) pascal (Pa) → terapascal (TPa)

GIGAPASCAL

1 GPa = 1,000,000,000 Pa

gigapascal (GPa) → pascal (Pa) pascal (Pa) → gigapascal (GPa)

DEKAPASCAL

1 daPa = 10 Pa

dekapascal (daPa) → pascal (Pa) pascal (Pa) → dekapascal (daPa)

DECIPASCAL

1 dPa = 0.1 Pa

decipascal (dPa) → pascal (Pa) pascal (Pa) → decipascal (dPa)

CENTIPASCAL

1 cPa = 0.01 Pa

centipascal (cPa) → pascal (Pa) pascal (Pa) → centipascal (cPa)

MILLIPASCAL

1 mPa = 0.001 Pa

millipascal (mPa) → pascal (Pa) pascal (Pa) → millipascal (mPa)

MICROPASCAL

1 µPa = 0.000001 Pa

micropascal (µPa) → pascal (Pa) pascal (Pa) → micropascal (µPa)

NANOPASCAL

1 nPa = 1e-9 Pa

nanopascal (nPa) → pascal (Pa) pascal (Pa) → nanopascal (nPa)

PICOPASCAL

1 pPa = 1e-12 Pa

picopascal (pPa) → pascal (Pa) pascal (Pa) → picopascal (pPa)

FEMTOPASCAL

1 fPa = 1e-15 Pa

femtopascal (fPa) → pascal (Pa) pascal (Pa) → femtopascal (fPa)

ATTOPASCAL

1 aPa = 1e-18 Pa

attopascal (aPa) → pascal (Pa) pascal (Pa) → attopascal (aPa)

NEWTON PER SQUARE CENTIMETER

1 N/cm² = 10,000 Pa

newton per square centimeter (N/cm²) → pascal (Pa) pascal (Pa) → newton per square centimeter (N/cm²)

NEWTON PER SQUARE MILLIMETER

1 N/mm² = 1,000,000 Pa

newton per square millimeter (N/mm²) → pascal (Pa) pascal (Pa) → newton per square millimeter (N/mm²)

KILONEWTON PER SQUARE METER

1 kN/m² = 1,000 Pa

kilonewton per square meter (kN/m²) → pascal (Pa) pascal (Pa) → kilonewton per square meter (kN/m²)

MICROBAR

1 µbar = 0.1 Pa

microbar (µbar) → pascal (Pa) pascal (Pa) → microbar (µbar)

DYNE PER SQUARE CENTIMETER

1 dyn/cm² = 0.1 Pa

dyne per square centimeter (dyn/cm²) → pascal (Pa) pascal (Pa) → dyne per square centimeter (dyn/cm²)

KILOGRAM-FORCE PER SQUARE METER

1 kgf/m² = 9.80665 Pa

kilogram-force per square meter (kgf/m²) → pascal (Pa) pascal (Pa) → kilogram-force per square meter (kgf/m²)

KILOGRAM-FORCE PER SQUARE CENTIMETER

1 kgf/cm² = 98,066.5 Pa

kilogram-force per square centimeter (kgf/cm²) → pascal (Pa) pascal (Pa) → kilogram-force per square centimeter (kgf/cm²)

KILOGRAM-FORCE PER SQUARE MILLIMETER

1 kgf/mm² = 9,806,650 Pa

kilogram-force per square millimeter (kgf/mm²) → pascal (Pa) pascal (Pa) → kilogram-force per square millimeter (kgf/mm²)

GRAM-FORCE PER SQUARE CENTIMETER

1 gf/cm² = 98.0665 Pa

gram-force per square centimeter (gf/cm²) → pascal (Pa) pascal (Pa) → gram-force per square centimeter (gf/cm²)

TON-FORCE (SHORT) PER SQUARE FOOT

1 tonf/ft² = 95,760.517960678 Pa

ton-force (short) per square foot (tonf/ft²) → pascal (Pa) pascal (Pa) → ton-force (short) per square foot (tonf/ft²)

TON-FORCE (SHORT) PER SQUARE INCH

1 tonf/in² = 13,789,514.586338 Pa

ton-force (short) per square inch (tonf/in²) → pascal (Pa) pascal (Pa) → ton-force (short) per square inch (tonf/in²)

TON-FORCE (LONG) PER SQUARE FOOT

1 long tonf/ft² = 107,251.78011595 Pa

ton-force (long) per square foot (long tonf/ft²) → pascal (Pa) pascal (Pa) → ton-force (long) per square foot (long tonf/ft²)

TON-FORCE (LONG) PER SQUARE INCH

1 long tonf/in² = 15,444,256.336697 Pa

ton-force (long) per square inch (long tonf/in²) → pascal (Pa) pascal (Pa) → ton-force (long) per square inch (long tonf/in²)

KIP-FORCE PER SQUARE INCH

1 kip/in² = 6,894,757.2931783 Pa

kip-force per square inch (kip/in²) → pascal (Pa) pascal (Pa) → kip-force per square inch (kip/in²)

POUND-FORCE PER SQUARE FOOT

1 lbf/ft² = 47.8802589804 Pa

pound-force per square foot (lbf/ft²) → pascal (Pa) pascal (Pa) → pound-force per square foot (lbf/ft²)

POUND-FORCE PER SQUARE INCH

1 lbf/in² = 6,894.7572931783 Pa

pound-force per square inch (lbf/in²) → pascal (Pa) pascal (Pa) → pound-force per square inch (lbf/in²)

POUNDAL PER SQUARE FOOT

1 pdl/ft² = 1.4881639436 Pa

poundal per square foot (pdl/ft²) → pascal (Pa) pascal (Pa) → poundal per square foot (pdl/ft²)

CENTIMETER MERCURY (0°C)

1 cmHg = 1,333.22387415 Pa

centimeter mercury (0°c) (cmHg) → pascal (Pa) pascal (Pa) → centimeter mercury (0°c) (cmHg)

INCH MERCURY (32°F)

1 inHg = 3,386.389 Pa

inch mercury (32°f) (inHg) → pascal (Pa) pascal (Pa) → inch mercury (32°f) (inHg)

INCH MERCURY (60°F)

1 inHg = 3,376.85 Pa

inch mercury (60°f) (inHg) → pascal (Pa) pascal (Pa) → inch mercury (60°f) (inHg)

CENTIMETER WATER (4°C)

1 cmH₂O = 98.0638 Pa

centimeter water (4°c) (cmH₂O) → pascal (Pa) pascal (Pa) → centimeter water (4°c) (cmH₂O)

MILLIMETER WATER (4°C)

1 mmH₂O = 9.80638 Pa

millimeter water (4°c) (mmH₂O) → pascal (Pa) pascal (Pa) → millimeter water (4°c) (mmH₂O)

INCH WATER (4°C)

1 inAq = 249.082 Pa

inch water (4°c) (inAq) → pascal (Pa) pascal (Pa) → inch water (4°c) (inAq)

FOOT WATER (4°C)

1 ftAq = 2,988.98 Pa

foot water (4°c) (ftAq) → pascal (Pa) pascal (Pa) → foot water (4°c) (ftAq)

INCH WATER (60°F)

1 inAq = 248.843 Pa

inch water (60°f) (inAq) → pascal (Pa) pascal (Pa) → inch water (60°f) (inAq)

FOOT WATER (60°F)

1 ftAq = 2,986.116 Pa

foot water (60°f) (ftAq) → pascal (Pa) pascal (Pa) → foot water (60°f) (ftAq)

ATMOSPHERE TECHNICAL

1 at = 98,066.500000003 Pa

atmosphere technical (at) → pascal (Pa) pascal (Pa) → atmosphere technical (at)