How do I convert psi to Pa?

Use the formula shown above or enter a value to see psi converted to Pa instantly.

What is the formula for psi to Pa?

The converter calculates Pa by applying the category-specific conversion factor for Pressure.

When should I use psi vs Pa?

psi and Pa are both part of the Pressure category; pick the unit that matches your measurement context (e.g., scale, region, or industry standard).

Pressure Conversion Cheat Sheet

Convert psi to Pa

Use the live converter below to translate between Pound per square inch (psi) and Pascal (Pa). Scroll further for quick examples, formula tips, and related units.

Formula insight: Most unit conversions use a simple multiplication or division by a conversion factor. The calculator shows the exact formula used.

Convert

psi → Pa

Pound per square inch

psi

Pascal

6,894.7573

Rounded result (4 decimals max)

Formula

1 psi = 6,894.7573 Pa

Conversion sourcesTap or click to view references

The International System of Units (SI) — NIST Special Publication 330
National Institute of Standards and Technology (NIST). The SI Brochure (SP 330) is the definitive English edition of the BIPM SI tables. NIST’s edition lists the official constants and conversion factors tying inch-pound units to SI, which SwapUnits applies for length, mass, temperature, pressure, volume, and related conversions. See /standards/nist-si-tenfold for the complete decimal multiple/submultiple table. View source · View SI table

Results update as you type. Swap the direction to convert back from Pa to psi.

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psi to Pa quick table

Multiply any row by the same factor to scale results. Use the converter above to enter exact values with your own units.

Pound per square inch (psi)	Pascal (Pa)
0.25 psi	1,723.6893 Pa
0.5 psi	3,447.3786 Pa
1 psi	6,894.7573 Pa
2 psi	13,789.5146 Pa
5 psi	34,473.7865 Pa
10 psi	68,947.5729 Pa
25 psi	172,368.9323 Pa
100 psi	689,475.7293 Pa

Pa back to psi

Keep the reciprocal handy when double-checking calculations or undoing a conversion.

Pascal (Pa)	Pound per square inch (psi)
0.25 Pa	0 psi
0.5 Pa	0.0001 psi
1 Pa	0.0001 psi
2 Pa	0.0003 psi
5 Pa	0.0007 psi
10 Pa	0.0015 psi
25 Pa	0.0036 psi
100 Pa	0.0145 psi

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