SDEC 4ZT4.1-G21 vs Xinchai A4K41ZD
The SDEC 4ZT4.1-G21 and Xinchai A4K41ZD are both diesel generator engines in a similar power class. Both are rated at roughly 74 kVA. The table below compares their full specifications side by side.
| Specification | SDEC 4ZT4.1-G21 | Xinchai A4K41ZD |
|---|---|---|
| Headline rating | 74 kVA | 74 kVA |
| Standby (50 Hz) | 59 kWe | 59 kWe |
| Prime (50 Hz) | 54 kWe | 54 kWe |
| Standby (60 Hz) | 69 kWe | 69 kWe |
| Prime (60 Hz) | 63 kWe | 63 kWe |
| Displacement | 4.1 L | 4.1 L |
| Configuration | L4 | L4 |
| Cylinders | 4 | 4 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 / 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | China National Stage II / Unregulated | Unregulated |
| Dry weight | — | — |
| Origin | China | China |