Hyundai P158LE vs SDEC 6ETAA12.8-G21
The Hyundai P158LE and SDEC 6ETAA12.8-G21 are both diesel generator engines in a similar power class. Both are rated at roughly 462 kVA. Displacement is 14.6 L versus 12.8 L. The table below compares their full specifications side by side.
| Specification | Hyundai P158LE | SDEC 6ETAA12.8-G21 |
|---|---|---|
| Headline rating | 468 kVA | 456 kVA |
| Standby (50 Hz) | 374 kWe | 365 kWe |
| Prime (50 Hz) | 326 kWe | 331 kWe |
| Standby (60 Hz) | 408 kWe | 365 kWe |
| Prime (60 Hz) | 355 kWe | 331 kWe |
| Displacement | 14.6 L | 12.8 L |
| Configuration | L8 | L6 |
| Cylinders | 8 | 6 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 / 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | China National Stage III / Unregulated |
| Dry weight | — | — |
| Origin | South Korea | China |
Choosing between Hyundai P158LE and SDEC 6ETAA12.8-G21
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 Hyundai P158LE has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.