Haifeng Machinery

Cummins C50N6 vs MAN E 0836 E312

The Cummins C50N6 and MAN E 0836 E312 are both natural gas generator engines in a similar power class. The MAN E 0836 E312 is the higher-output unit (68 kVA vs 63 kVA). Displacement is 5.9 L versus 6.9 L. The table below compares their full specifications side by side.

SpecificationCummins C50N6MAN E 0836 E312
Headline rating63 kVA68 kVA
Standby (50 Hz)——
Prime (50 Hz)—54 kWe
Standby (60 Hz)50 kWe—
Prime (60 Hz)—61 kWe
Displacement5.9 L6.9 L
ConfigurationL6L6
Cylinders66
Rated speed1,800 RPM1,500 / 1,800 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA StationaryUnregulated
Dry weight——
OriginUnited StatesGermany

Choosing between Cummins C50N6 and MAN E 0836 E312

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 MAN E 0836 E312 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.