Perkins 403A-15G2 vs SDEC 3ZT1.1-G42
The Perkins 403A-15G2 and SDEC 3ZT1.1-G42 are both diesel generator engines in a similar power class. Both are rated at roughly 16 kVA. Displacement is 1.5 L versus 1.1 L. The table below compares their full specifications side by side.
| Specification | Perkins 403A-15G2 | SDEC 3ZT1.1-G42 |
|---|---|---|
| Headline rating | 16 kVA | 16 kVA |
| Standby (50 Hz) | 13 kWe | 13 kWe |
| Prime (50 Hz) | 12 kWe | 12 kWe |
| Standby (60 Hz) | 16 kWe | — |
| Prime (60 Hz) | 14 kWe | — |
| Displacement | 1.5 L | 1.1 L |
| Configuration | L3 | L3 |
| Cylinders | 3 | 3 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | China National Stage IV / Unregulated |
| Dry weight | — | — |
| Origin | China | China |
Choosing between Perkins 403A-15G2 and SDEC 3ZT1.1-G42
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.