Liebherr D934 vs SDEC 6HTAA7.2-G42
The Liebherr D934 and SDEC 6HTAA7.2-G42 are both diesel generator engines in a similar power class. Both are rated at roughly 238 kVA. Displacement is 7 L versus 7.2 L. The table below compares their full specifications side by side.
| Specification | Liebherr D934 | SDEC 6HTAA7.2-G42 |
|---|---|---|
| Headline rating | 240 kVA | 236 kVA |
| Standby (50 Hz) | 192 kWe | 189 kWe |
| Prime (50 Hz) | 172.8 kWe | 171 kWe |
| Standby (60 Hz) | — | — |
| Prime (60 Hz) | — | — |
| Displacement | 7 L | 7.2 L |
| Configuration | L4 | L6 |
| Cylinders | 4 | 6 |
| Rated speed | 1,500 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Euro Stage V | China National Stage IV / Unregulated |
| Dry weight | — | — |
| Origin | Switzerland | China |
Choosing between Liebherr D934 and SDEC 6HTAA7.2-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. The Liebherr D934 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.