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Pressure Converter

Convert pressure units including pascals, bar, PSI, and atmospheres.. Use this smart bidirectional calculator to convert between different pressure measurements instantly. See live results, calculation history, and exact formulas.

Pressure Converter

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Formula

kPa = Pa × 0.001

To convert Pascal to Kilopascal, use the formula displayed above.

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Recent History

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How to Convert Pressure Units

To perform a conversion, look up the target unit's conversion factor relative to the base unit (pascal). Below are the exact mathematical formulas for the most common pressure unit pairs:

PSI (Pounds/sq in) to Bar bar = psi × 0.068947573
Bar to PSI (Pounds/sq in) psi = bar × 14.50377378
Atmosphere to Pascal Pa = atm × 101325
Kilopascal to PSI (Pounds/sq in) psi = kPa × 0.145037738

Pressure Unit Conversion Charts

Here are the standard reference conversion charts displaying values from 1 to 20 for the most popular unit conversions:

psi to bar

psi bar
1 0.068948
2 0.137895
3 0.206843
4 0.27579
5 0.344738
6 0.413685
7 0.482633
8 0.551581
9 0.620528
10 0.689476
11 0.758423
12 0.827371
13 0.896318
14 0.965266
15 1.034214
16 1.103161
17 1.172109
18 1.241056
19 1.310004
20 1.378951

bar to psi

bar psi
1 14.503774
2 29.007548
3 43.511321
4 58.015095
5 72.518869
6 87.022643
7 101.526416
8 116.03019
9 130.533964
10 145.037738
11 159.541512
12 174.045285
13 188.549059
14 203.052833
15 217.556607
16 232.06038
17 246.564154
18 261.067928
19 275.571702
20 290.075476

atm to Pa

atm Pa
1 101325
2 202650
3 303975
4 405300
5 506625
6 607950
7 709275
8 810600
9 911925
10 1013250
11 1114575
12 1215900
13 1317225
14 1418550
15 1519875
16 1621200
17 1722525
18 1823850
19 1925175
20 2026500

kPa to psi

kPa psi
1 0.145038
2 0.290075
3 0.435113
4 0.580151
5 0.725189
6 0.870226
7 1.015264
8 1.160302
9 1.30534
10 1.450377
11 1.595415
12 1.740453
13 1.885491
14 2.030528
15 2.175566
16 2.320604
17 2.465642
18 2.610679
19 2.755717
20 2.900755
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Specialist Pressure Calculators & Real-World Niche Tools

Pressure represents force acting over a unit of area. Standard pressure scales like PSI, bar, kilopascals (kPa), and atmospheres (atm) are utilized in HVAC, hydraulics, automotive tire inflation, and pneumatic tool operations.

Converting pressure ratings accurately is essential for equipment safety. For instance, European machinery gauges often use bar, whereas American compressors use PSI, necessitating quick conversions to prevent system over-pressurization. Our pressure calculators help technicians easily convert between scales, ensuring pressure vessels, hydraulic lines, and automotive tires are maintained at the correct operational levels.

Related searches: PSI to bar calculator · bar to kPa converter · tire pressure unit conversion · pneumatic pressure calculations · vacuum atmospheric pressure

PSI/Bar/kPa Converter Convert pressure units.

Pressure Converter FAQs

What is a Pressure converter?
A Pressure converter is a free online utility that transforms a measurement expressed in one unit of pressure into its equivalent in another, such as converting Pascal to Kilopascal.
How do you convert pressure units?
To convert pressure units, choose your from-unit and to-unit from the dropdown list in the tool above, then enter the value you wish to convert. The tool computes the result live in real time using exact SI conversion factor formulas.
What are the most popular pressure conversions?
The most frequently performed pressure conversions on our site are PSI (Pounds/sq in) to Bar, Bar to PSI (Pounds/sq in), Atmosphere to Pascal. Our tool pre-calculates full charts and formulas for all of them.
Which pressure units are supported?
We support all standard global SI (metric) and imperial units including Pascal (Pa), Kilopascal (kPa), Bar (bar), Millibar (mbar), PSI (Pounds/sq in) (psi), Atmosphere (atm), and others.
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