Cummins KTA50-G15A vs Perkins 5012C-E46TAG6
The Cummins KTA50-G15A and Perkins 5012C-E46TAG6 are both diesel generator engines in a similar power class. Both are rated at roughly 1,876 kVA. Displacement is 50.3 L versus 46 L. The table below compares their full specifications side by side.
| Specification | Cummins KTA50-G15A | Perkins 5012C-E46TAG6 |
|---|---|---|
| Headline rating | 1,875 kVA | 1,876 kVA |
| Standby (50 Hz) | 1,500 kWe | — |
| Prime (50 Hz) | 1,340 kWe | — |
| Standby (60 Hz) | — | 1,501 kWe |
| Prime (60 Hz) | — | 1,351 kWe |
| Displacement | 50.3 L | 46 L |
| Configuration | V16 | V12 |
| Cylinders | 16 | 12 |
| Rated speed | 1,500 RPM | 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | China National Stage III / Unregulated | U.S. EPA Tier 2 |
| Dry weight | — | — |
| Origin | China | United States |
Choosing between Cummins KTA50-G15A and Perkins 5012C-E46TAG6
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 Perkins 5012C-E46TAG6 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.