The Generator EngineEncyclopedia

Cummins C450N6 vs MTU 12V1600L80S

The Cummins C450N6 and MTU 12V1600L80S are both natural gas generator engines in a similar power class. Both are rated at roughly 563 kVA. Displacement is 28 L versus 21 L. The table below compares their full specifications side by side.

SpecificationCummins C450N6MTU 12V1600L80S
Headline rating562 kVA563 kVA
Standby (50 Hz)
Prime (50 Hz)
Standby (60 Hz)450 kWe450 kWe
Prime (60 Hz)
Displacement28 L21 L
ConfigurationV12V12
Cylinders1212
Rated speed1,800 RPM1,800 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA StationaryU.S. EPA Stationary
Dry weight
OriginUnited StatesGermany

Choosing between Cummins C450N6 and MTU 12V1600L80S

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 12V1600L80S has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.