How do I convert kilopascals to psi?

Multiply the value in kPa by the conversion factor. For example, 10 kPa = 1.450377377 psi. Use our calculator above for instant results.

Is the kilopascals to psi conversion exact?

This conversion uses NIST SP 811 factors with 10-digit precision, which is more than sufficient for all practical purposes.

Can I convert kilopascals to psi offline?

Yes! OmniConvert runs entirely in your browser — no internet connection needed after the page loads. Your data never leaves your device, ensuring complete privacy.

What is the difference between kilopascals and psi?

Kilopascals (kPa) and PSI (psi) are both units of pressure but belong to different measurement systems. 1 kPa = 0.1450377377 psi. Use the converter above to switch between them instantly.

Kilopascals to PSI (kPa → psi) — Free Online Converter

kPa → psi Reference Table

kPa	psi
0.001 kPa	0.0001450377377 psi
0.002 kPa	0.0002900754755 psi
0.003 kPa	0.0004351132132 psi
0.004 kPa	0.0005801509509 psi
0.005 kPa	0.0007251886887 psi
0.006 kPa	0.0008702264264 psi
0.007 kPa	0.001015264164 psi
0.008 kPa	0.001160301902 psi
0.009 kPa	0.00130533964 psi
0.01 kPa	0.001450377377 psi
0.02 kPa	0.002900754755 psi
0.03 kPa	0.004351132132 psi
0.04 kPa	0.005801509509 psi
0.05 kPa	0.007251886887 psi
0.06 kPa	0.008702264264 psi
0.07 kPa	0.01015264164 psi
0.08 kPa	0.01160301902 psi
0.09 kPa	0.0130533964 psi
0.1 kPa	0.01450377377 psi
0.2 kPa	0.02900754755 psi
0.3 kPa	0.04351132132 psi
0.4 kPa	0.05801509509 psi
0.5 kPa	0.07251886887 psi
0.6 kPa	0.08702264264 psi
0.7 kPa	0.1015264164 psi
0.8 kPa	0.1160301902 psi
0.9 kPa	0.130533964 psi
1 kPa	0.1450377377 psi
1.5 kPa	0.2175566066 psi
2 kPa	0.2900754755 psi
2.5 kPa	0.3625943443 psi
3 kPa	0.4351132132 psi
3.5 kPa	0.5076320821 psi
4 kPa	0.5801509509 psi
4.5 kPa	0.6526698198 psi
5 kPa	0.7251886887 psi
5.5 kPa	0.7977075575 psi
6 kPa	0.8702264264 psi
6.5 kPa	0.9427452952 psi
7 kPa	1.015264164 psi
7.5 kPa	1.087783033 psi
8 kPa	1.160301902 psi
8.5 kPa	1.232820771 psi
9 kPa	1.30533964 psi
9.5 kPa	1.377858508 psi
10 kPa	1.450377377 psi
11 kPa	1.595415115 psi
12 kPa	1.740452853 psi
13 kPa	1.88549059 psi
14 kPa	2.030528328 psi
15 kPa	2.175566066 psi
16 kPa	2.320603804 psi
17 kPa	2.465641541 psi
18 kPa	2.610679279 psi
19 kPa	2.755717017 psi
20 kPa	2.900754755 psi
25 kPa	3.625943443 psi
30 kPa	4.351132132 psi
35 kPa	5.076320821 psi
40 kPa	5.801509509 psi
45 kPa	6.526698198 psi
50 kPa	7.251886887 psi
55 kPa	7.977075575 psi
60 kPa	8.702264264 psi
65 kPa	9.427452952 psi
70 kPa	10.15264164 psi
75 kPa	10.87783033 psi
80 kPa	11.60301902 psi
85 kPa	12.32820771 psi
90 kPa	13.0533964 psi
95 kPa	13.77858508 psi
100 kPa	14.50377377 psi
120 kPa	17.40452853 psi
125 kPa	18.12971722 psi
130 kPa	18.8549059 psi
140 kPa	20.30528328 psi
150 kPa	21.75566066 psi
160 kPa	23.20603804 psi
175 kPa	25.3816041 psi
180 kPa	26.10679279 psi
200 kPa	29.00754755 psi
225 kPa	32.63349099 psi
250 kPa	36.25943443 psi
275 kPa	39.88537788 psi
300 kPa	43.51132132 psi
350 kPa	50.76320821 psi
400 kPa	58.01509509 psi
450 kPa	65.26698198 psi
500 kPa	72.51886887 psi
600 kPa	87.02264264 psi
700 kPa	101.5264164 psi
750 kPa	108.7783033 psi
800 kPa	116.0301902 psi
900 kPa	130.533964 psi
1000 kPa	145.0377377 psi
1200 kPa	174.0452853 psi
1250 kPa	181.2971722 psi
1500 kPa	217.5566066 psi
1750 kPa	253.816041 psi
2000 kPa	290.0754755 psi
2500 kPa	362.5943443 psi
3000 kPa	435.1132132 psi
4000 kPa	580.1509509 psi
4500 kPa	652.6698198 psi
5000 kPa	725.1886887 psi
6000 kPa	870.2264264 psi
7000 kPa	1015.264164 psi
7500 kPa	1087.783033 psi
8000 kPa	1160.301902 psi
9000 kPa	1305.33964 psi
10000 kPa	1450.377377 psi
15000 kPa	2175.566066 psi
20000 kPa	2900.754755 psi
25000 kPa	3625.943443 psi
50000 kPa	7251.886887 psi
75000 kPa	10877.83033 psi
100000 kPa	14503.77377 psi

Why Convert Kilopascals to PSI?

Converting between kilopascals (kPa) and psi (psi) is one of the most common pressure conversions. Whether for engineering, cooking, travel, or science, knowing how to quickly convert kPa to psi saves time and prevents errors.

Pressure conversions between kPa and psi are vital in automotive maintenance, meteorology, and scuba diving. Tire pressure affects fuel efficiency and safety, requiring drivers to convert between PSI and bar depending on the gauge used. Divers must strictly monitor pressure to avoid decompression sickness, often needing to convert depth and tank pressure readings. In weather forecasting, atmospheric pressure changes indicate approaching storms, with data often shared in different units globally. Failing to convert pressure accurately can lead to equipment failure, tire blowouts, or life-threatening situations underwater.

How to Convert Kilopascals to PSI

To convert kilopascals to psi, use the following formula:

psi = kPa × 0.1450377377

Example: 1 kPa = 0.1450377377 psi

For example, 5 kPa = 0.7251886887 psi, 10 kPa = 1.450377377 psi, and 100 kPa = 14.50377377 psi. For larger values, 1000 kPa = 145.0377377 psi. Conversely, 1 psi = 6.894757293 kPa. Our calculator above performs this conversion instantly with full precision — no rounding errors.

Common Mistakes to Avoid

Gauge vs Absolute: confusing gauge pressure (psig) with absolute pressure (psia).
Bar vs Pascal: 1 Bar is 100,000 Pascals, not 10 or 100.
Atmosphere variations: confusing standard atm with technical atm.

Pro Tips

Tire checks: Check tire pressure when cold (tires heat up and pressure rises while driving).
PSI rule: Typical car tires are 30-35 PSI.
Altitude effect: Air pressure drops as you go higher (ears popping).

What is a Kilopascal?

A unit of pressure equal to 1,000 Pascals.

Meteorology and tire pressure.

What is a PSI?

PSI (Pounds per Square Inch) is a unit of pressure in the Imperial and US customary systems. It represents the force of one pound-force applied to an area of one square inch.

PSI is the standard unit for tire pressure, industrial hydraulics, and compressed gas systems in the United States and UK.

Kilopascals → PSI

Kilopascals to PSI Formula