The Generator EngineEncyclopedia

Cummins C50N6 vs Generac RG04845

The Cummins C50N6 and Generac RG04845 are both natural gas generator engines in a similar power class. Both are rated at roughly 62 kVA. Displacement is 5.9 L versus 4.5 L. The table below compares their full specifications side by side.

SpecificationCummins C50N6Generac RG04845
Headline rating63 kVA60 kVA
Standby (50 Hz)
Prime (50 Hz)
Standby (60 Hz)50 kWe48 kWe
Prime (60 Hz)
Displacement5.9 L4.5 L
ConfigurationL6L4
Cylinders64
Rated speed1,800 RPM1,800 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA StationaryU.S. EPA Stationary
Dry weight
OriginUnited StatesUnited States

Choosing between Cummins C50N6 and Generac RG04845

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 Cummins C50N6 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.