SDEC 4HT4.3-G21 vs Yuchai YC4D80Z-D20
The SDEC 4HT4.3-G21 and Yuchai YC4D80Z-D20 are both diesel generator engines in a similar power class. Both are rated at roughly 63 kVA. Displacement is 4.3 L versus 4.214 L. The table below compares their full specifications side by side.
| Specification | SDEC 4HT4.3-G21 | Yuchai YC4D80Z-D20 |
|---|---|---|
| Headline rating | 63 kVA | 63 kVA |
| Standby (50 Hz) | 50 kWe | — |
| Prime (50 Hz) | 46 kWe | — |
| Standby (60 Hz) | 61 kWe | 50 kWe |
| Prime (60 Hz) | 56 kWe | 45 kWe |
| Displacement | 4.3 L | 4.214 L |
| Configuration | L4 | L4 |
| Cylinders | 4 | 4 |
| Rated speed | 1,500 / 1,800 RPM | 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | China National Stage III / Unregulated | China National Stage II / Unregulated |
| Dry weight | — | — |
| Origin | China | China |