MTU 12V1600G20 vs SDEC 6JTAA17-G310
The MTU 12V1600G20 and SDEC 6JTAA17-G310 are both diesel generator engines in a similar power class. Both are rated at roughly 728 kVA. Displacement is 21 L versus 17 L. The table below compares their full specifications side by side.
| Specification | MTU 12V1600G20 | SDEC 6JTAA17-G310 |
|---|---|---|
| Headline rating | 730 kVA | 726 kVA |
| Standby (50 Hz) | 584 kWe | 581 kWe |
| Prime (50 Hz) | 531 kWe | 527 kWe |
| Standby (60 Hz) | 610 kWe | — |
| Prime (60 Hz) | 554 kWe | — |
| Displacement | 21 L | 17 L |
| Configuration | V12 | L6 |
| Cylinders | 12 | 6 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | U.S. EPA Tier 2 | China National Stage III / Unregulated |
| Dry weight | — | — |
| Origin | Germany | China |
Choosing between MTU 12V1600G20 and SDEC 6JTAA17-G310
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 MTU 12V1600G20 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.