Pressure & Atmospheric Unit Converter

Convert tire pressures, barometric readings, and engineering hydraulics accurately.

Converted Pressure
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All Pressure Units

Unit Pressure

How to Use Pressure Converter

  1. Type the pressure number into the value box.
  2. Select your starting pressure unit (e.g. PSI or Bar).
  3. Pick your desired target unit to convert immediately.
  4. Copy the converted output or reference the full units table.

Technical Specifications & How It Works

One Pascal (Pa) is defined as one Newton of force applied perpendicular to an area of one square meter (N/m²).

Standard atmospheric pressure (1 atm) equals exactly 101,325 Pascals, 1.01325 bar, or approximately 14.696 PSI.

All pressure calculations run privately in your browser without telemetry.

Frequently Asked Questions

How many PSI are in 1 Bar?

One bar equals approximately 14.5038 pounds per square inch (PSI).

What is standard atmospheric pressure?

Standard atmospheric pressure at sea level is 1 atm, equal to 101.325 kPa, 1.01325 bar, or 760 mmHg.

What is 1 Pascal equivalent to?

One Pascal equals 1 Newton per square meter (0.000145 PSI).

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