Cummins QSB5.9-G31 vs Hyundai DP054CAK
The Cummins QSB5.9-G31 and Hyundai DP054CAK are both diesel generator engines in a similar power class. Both are rated at roughly 156 kVA. Displacement is 5.9 L versus 5 L. The table below compares their full specifications side by side.
| Specification | Cummins QSB5.9-G31 | Hyundai DP054CAK |
|---|---|---|
| Headline rating | 156 kVA | 156 kVA |
| Standby (50 Hz) | 125 kWe | 125 kWe |
| Prime (50 Hz) | 100 kWe | 113 kWe |
| Standby (60 Hz) | — | 131 kWe |
| Prime (60 Hz) | — | 118 kWe |
| Displacement | 5.9 L | 5 L |
| Configuration | L6 | L4 |
| Cylinders | 6 | 4 |
| Rated speed | 1,500 RPM | 1,500 / 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | U.S. EPA Tier 3 |
| Dry weight | — | — |
| Origin | China | South Korea |