The Generator EngineEncyclopedia

Mitsubishi S16R-PTAR-C vs SDEC 12KTA58-G33

The Mitsubishi S16R-PTAR-C and SDEC 12KTA58-G33 are both diesel generator engines in a similar power class. Both are rated at roughly 2,120 kVA. Displacement is 65.37 L versus 58 L. The table below compares their full specifications side by side.

SpecificationMitsubishi S16R-PTAR-CSDEC 12KTA58-G33
Headline rating2,113 kVA2,126 kVA
Standby (50 Hz)1,690.1 kWe1,701 kWe
Prime (50 Hz)1,536.1 kWe1,548 kWe
Standby (60 Hz)
Prime (60 Hz)
Displacement65.37 L58 L
ConfigurationV16V12
Cylinders1612
Rated speed1,500 RPM1,500 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsChina National Stage III / UnregulatedChina National Stage III / Unregulated
Dry weight
OriginChinaChina

Choosing between Mitsubishi S16R-PTAR-C and SDEC 12KTA58-G33

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 SDEC 12KTA58-G33 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.