TechTools

Pressure Converter

Pascal
101325 Pa
Kilopascal
101.325 kPa
Megapascal
0.101325 MPa
Gigapascal
0.000101325 GPa
Hectopascal
1013.25 hPa
Bar
1.01325 bar
Millibar
1013.25 mbar
Standard Atmosphere
1 atm
Technical Atmosphere
1.0332275 at
Torr / mmHg
760.0021 Torr
Centimetre of mercury
76.00021 cmHg
Inch of mercury
29.921244 inHg
Millimetre of water
10332.275 mmH₂O
Inch of water
406.78231 inH₂O
Pounds per sq inch
14.695943 psi
Pounds per sq foot
2116.2148 psf
Kilopound per sq inch
0.014695943 ksi

Quick Reference

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A comprehensive pressure converter covering 17 units used in physics, chemistry, meteorology, medicine, and engineering. Enter a value in any unit - SI (Pa, kPa, MPa, GPa, hPa), practical (bar, mbar), atmospheric (atm, at), mercury column (Torr, mmHg, cmHg, inHg), water column (mmH₂O, inH₂O), and Imperial (psi, psf, ksi) - and all others update instantly. Quick reference presets include: standard atmospheric pressure (1 atm = 101325 Pa), car tire pressure, blood pressure, deep-sea at 100 m, and pressure cooker. Copy any value from the result cards. 100% browser-based.

How to Use

  1. 1Select your source unit from the dropdown (atm, psi, bar, kPa, etc.)
  2. 2Enter the pressure value
  3. 3Click 'Convert' or press Enter to see all 17 units at once
  4. 4Click the copy icon on any result card to copy that value
  5. 5Use the Quick Reference buttons to load common pressures like standard atmospheric pressure or car tire pressure

Features

  • 17 units: Pa, kPa, MPa, GPa, hPa, bar, mbar, atm, at, Torr, cmHg, inHg, mmH₂O, inH₂O, psi, psf, ksi
  • All units shown simultaneously from a single input
  • 6 quick-reference presets: atmospheric, car tire, blood pressure, deep sea, vacuum, pressure cooker
  • Scientific notation for extreme values (vacuums, GPa)
  • Hover-to-copy for every result card
  • 100% browser-based - no data sent anywhere

Frequently Asked Questions

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