Cummins KTA19-G8A vs Lister Petter LP625SG3
The Cummins KTA19-G8A and Lister Petter LP625SG3 are both diesel generator engines in a similar power class. Both are rated at roughly 695 kVA. Displacement is 19 L versus 25.18 L. The table below compares their full specifications side by side.
| Specification | Cummins KTA19-G8A | Lister Petter LP625SG3 |
|---|---|---|
| Headline rating | 694 kVA | 695 kVA |
| Standby (50 Hz) | 555 kWe | 556 kWe |
| Prime (50 Hz) | 500 kWe | 510 kWe |
| Standby (60 Hz) | — | 612 kWe |
| Prime (60 Hz) | — | 560 kWe |
| Displacement | 19 L | 25.18 L |
| Configuration | L6 | L6 |
| Cylinders | 6 | 6 |
| Rated speed | 1,500 RPM | 1,500 / 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | China National Stage III / Unregulated | Euro Stage III |
| Dry weight | — | — |
| Origin | China | United Kingdom |
Choosing between Cummins KTA19-G8A and Lister Petter LP625SG3
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 Lister Petter LP625SG3 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.