psi to inH₂O converter
Convert psi (psi) to inches of water (inH₂O). 1 psi = 27.6799 inH₂O.
Calculating…
Conversion factor
1 psi = 27.6799 inH₂O · 1 inH₂O = 0.0361273 psi
psi to inH₂O table
| psi | inH₂O |
|---|---|
| 1 psi | 27.6799 inH₂O |
| 5 psi | 138.4 inH₂O |
| 10 psi | 276.799 inH₂O |
| 14.7 psi | 406.895 inH₂O |
| 15 psi | 415.199 inH₂O |
| 20 psi | 553.598 inH₂O |
| 25 psi | 691.998 inH₂O |
| 30 psi | 830.397 inH₂O |
| 40 psi | 1,107.2 inH₂O |
| 50 psi | 1,384 inH₂O |
| 60 psi | 1,660.79 inH₂O |
| 75 psi | 2,075.99 inH₂O |
| 80 psi | 2,214.39 inH₂O |
| 90 psi | 2,491.19 inH₂O |
| 100 psi | 2,767.99 inH₂O |
| 120 psi | 3,321.59 inH₂O |
| 150 psi | 4,151.99 inH₂O |
| 200 psi | 5,535.98 inH₂O |
| 300 psi | 8,303.97 inH₂O |
| 500 psi | 13,839.95 inH₂O |
| 1,000 psi | 27,679.9 inH₂O |
| 3,000 psi | 83,039.71 inH₂O |
| 5,000 psi | 138,400 inH₂O |
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.