Googol PTAA10V-EG690 vs SDEC 12GTAA27-G31
The Googol PTAA10V-EG690 and SDEC 12GTAA27-G31 are both diesel generator engines in a similar power class. Both are rated at roughly 773 kVA. Displacement is 20.3 L versus 27 L. The table below compares their full specifications side by side.
| Specification | Googol PTAA10V-EG690 | SDEC 12GTAA27-G31 |
|---|---|---|
| Headline rating | 775 kVA | 770 kVA |
| Standby (50 Hz) | 620 kWe | 616 kWe |
| Prime (50 Hz) | 560 kWe | 560 kWe |
| Standby (60 Hz) | — | — |
| Prime (60 Hz) | — | — |
| Displacement | 20.3 L | 27 L |
| Configuration | V10 | V12 |
| Cylinders | 10 | 12 |
| Rated speed | 1,500 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Air-Air | Liquid-Cooled |
| Emissions | China National Stage III / Unregulated | China National Stage III / Unregulated |
| Dry weight | 1480 kg | — |
| Origin | China | China |
Choosing between Googol PTAA10V-EG690 and SDEC 12GTAA27-G31
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 Googol PTAA10V-EG690 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.