PSI 18L vs VMAN DT15NG
The PSI 18L and VMAN DT15NG are both natural gas generator engines in a similar power class. Both are rated at roughly 344 kVA. Displacement is 18.3 L versus 15.07 L. The table below compares their full specifications side by side.
| Specification | PSI 18L | VMAN DT15NG |
|---|---|---|
| Headline rating | 338 kVA | 350 kVA |
| Standby (50 Hz) | 270 kWe | — |
| Prime (50 Hz) | — | 280 kWe |
| Standby (60 Hz) | 350 kWe | — |
| Prime (60 Hz) | — | — |
| Displacement | 18.3 L | 15.07 L |
| Configuration | V10 | V8 |
| Cylinders | 10 | 8 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Natural Gas | Natural Gas |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | U.S. EPA Stationary | Unregulated |
| Dry weight | — | — |
| Origin | United States | China |