psi to inHg converter
Convert psi (psi) to inches of mercury (inHg). 1 psi = 2.03602 inHg.
Calculating…
Conversion factor
1 psi = 2.03602 inHg · 1 inHg = 0.491154 psi
psi to inHg table
| psi | inHg |
|---|---|
| 1 psi | 2.03602 inHg |
| 5 psi | 10.1801 inHg |
| 10 psi | 20.3602 inHg |
| 14.7 psi | 29.9295 inHg |
| 15 psi | 30.5403 inHg |
| 20 psi | 40.7204 inHg |
| 25 psi | 50.9005 inHg |
| 30 psi | 61.0806 inHg |
| 40 psi | 81.4408 inHg |
| 50 psi | 101.801 inHg |
| 60 psi | 122.161 inHg |
| 75 psi | 152.702 inHg |
| 80 psi | 162.882 inHg |
| 90 psi | 183.242 inHg |
| 100 psi | 203.602 inHg |
| 120 psi | 244.322 inHg |
| 150 psi | 305.403 inHg |
| 200 psi | 407.204 inHg |
| 300 psi | 610.806 inHg |
| 500 psi | 1,018.01 inHg |
| 1,000 psi | 2,036.02 inHg |
| 3,000 psi | 6,108.06 inHg |
| 5,000 psi | 10,180.1 inHg |
1 bar = 14.504 psi = 100 kPa = 29.53 inHg. Gauge pressure (barg, psig) is measured above atmospheric; absolute pressure (bara, psia) adds about 1.013 bar / 14.7 psi. This converter changes units only. For vacuum readings, use the vacuum converter.
inHg and mmHg values assume mercury at 0 °C; inH₂O uses water at 4 °C. Those are the conventional definitions used by most gauge makers.
inHg is often used for vacuum gauges, reading below atmosphere. If your gauge says "inHg vac", use the vacuum converter to get absolute pressure; this page converts the unit only.