Caterpillar G3520H vs MTU 20V4000 GS
The Caterpillar G3520H and MTU 20V4000 GS are both natural gas generator engines in a similar power class. Both are rated at roughly 3,147 kVA. Displacement is 84.2 L versus 95.3 L. The table below compares their full specifications side by side.
| Specification | Caterpillar G3520H | MTU 20V4000 GS |
|---|---|---|
| Headline rating | 3,125 kVA | 3,169 kVA |
| Standby (50 Hz) | — | — |
| Prime (50 Hz) | 2,500 kWe | 2,535 kWe |
| Standby (60 Hz) | — | — |
| Prime (60 Hz) | 2,490 kWe | — |
| Displacement | 84.2 L | 95.3 L |
| Configuration | V20 | V20 |
| Cylinders | 20 | 20 |
| 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 | Germany |