Perkins 2806A-E18TAG2 vs SDEC 12GTAA27-G32
The Perkins 2806A-E18TAG2 and SDEC 12GTAA27-G32 are both diesel generator engines in a similar power class. Both are rated at roughly 700 kVA. Displacement is 18 L versus 27 L. The table below compares their full specifications side by side.
| Specification | Perkins 2806A-E18TAG2 | SDEC 12GTAA27-G32 |
|---|---|---|
| Headline rating | 700 kVA | 700 kVA |
| Standby (50 Hz) | 560 kWe | 560 kWe |
| Prime (50 Hz) | 520 kWe | 509 kWe |
| Standby (60 Hz) | 550 kWe | — |
| Prime (60 Hz) | 500 kWe | — |
| Displacement | 18 L | 27 L |
| Configuration | L6 | V12 |
| Cylinders | 6 | 12 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | China National Stage III / Unregulated |
| Dry weight | — | — |
| Origin | United Kingdom | China |
Choosing between Perkins 2806A-E18TAG2 and SDEC 12GTAA27-G32
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.