Caterpillar G3520H vs MWM TCG 3020 V20
The Caterpillar G3520H and MWM TCG 3020 V20 are both natural gas generator engines in a similar power class. The Caterpillar G3520H is the higher-output unit (3,125 kVA vs 2,875 kVA). Displacement is 97.5 L versus 89 L. The table below compares their full specifications side by side.
| Specification | Caterpillar G3520H | MWM TCG 3020 V20 |
|---|---|---|
| Headline rating | 3,125 kVA | 2,875 kVA |
| Standby (50 Hz) | — | — |
| Prime (50 Hz) | 2,500 kWe | 2,300 kWe |
| Standby (60 Hz) | — | — |
| Prime (60 Hz) | 2,490 kWe | — |
| Displacement | 97.5 L | 89 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 | — | 21400 kg |
| Origin | United States | Germany |
Choosing between Caterpillar G3520H and MWM TCG 3020 V20
Use this comparison as an engineering shortlist, then confirm the complete generator package against load profile, voltage, 50/60 Hz frequency, duty class, emissions rules, cooling margin, altitude, ambient temperature, enclosure design, controller features, and alternator sizing. The Caterpillar G3520H has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.