Skip to content
ENExplore Calculators

Pressure Converter Calculator

Work out pressure converter instantly with clear inputs, formula shown and shareable results.

About Pressure Converter Calculator

Each pressure unit is defined as a multiple of the pascal, so the conversion runs in two steps: multiply by the source unit's factor to reach pascal, then divide by the target unit's factor. One factor per unit covers every pair in the list.

Formulas

Two-step conversion

result = value × factor(from) ÷ factor(to)

Base value

base (pascal) = value × factor(from)

Worked example

With the default values below, Pressure Converter Calculator returns Converted Value of 14.503774. Change any input above and every figure here is recalculated in your browser.

Inputs used

Value
1
From unitone of Pascal (Pa), Kilopascal (kPa), Megapascal (MPa), Bar, Millibar (mbar), Pound per square inch (psi), Standard atmosphere (atm), Millimetre of mercury (mmHg), Torr, Inch of mercury (inHg), Kilogram-force per cm² (kgf/cm²)
Bar
To unitone of Pascal (Pa), Kilopascal (kPa), Megapascal (MPa), Bar, Millibar (mbar), Pound per square inch (psi), Standard atmosphere (atm), Millimetre of mercury (mmHg), Torr, Inch of mercury (inHg), Kilogram-force per cm² (kgf/cm²)
Pound per square inch (psi)

Results

Converted Value
14.503774
Result Unit
Pound per square inch (psi)
Value in pascal (base)
100,000.000000
Multiplier Applied
14.50377377

Step by step

  1. 1Values used
  2. 2Two-step conversion
  3. 3Base value
  4. 4Converted Value= 14.503774
  5. 5Result Unit= Pound per square inch (psi)
  6. 6Value in pascal (base)= 100,000.000000
  7. 7Multiplier Applied= 14.50377377

Assumptions and limits

  • The result is derived only from the 3 inputs listed above. Anything not among them is not part of the calculation.
  • In particular, this calculator does not take inflation, tax, fees or charges or compounding frequency into account.
  • Figures are rounded for display to 8 decimal places, so totals built from several rounded parts can differ slightly from the unrounded arithmetic.

How these calculators are built and tested is described on the Methodology page. If a figure looks wrong, please report it.

Frequently Asked Questions

Why route through pascal?

With 11 units, direct pairs would mean 110 factors to maintain. Going via pascal needs one factor per unit and gives the same answer.

Does the dropdown order matter?

Yes. The first is the unit your figure is already in; the second is what you want it in. Swapping them inverts the result.

Related Calculators

Pressure Converter Calculator | Calcrivo