The Generator EngineEncyclopedia

Cummins C70N6 vs Generac SG070

The Cummins C70N6 and Generac SG070 are both natural gas generator engines in a similar power class. Both are rated at roughly 88 kVA. Displacement is 5.9 L versus 4.5 L. The table below compares their full specifications side by side.

SpecificationCummins C70N6Generac SG070
Headline rating88 kVA88 kVA
Standby (50 Hz)
Prime (50 Hz)
Standby (60 Hz)70 kWe70 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 C70N6 and Generac SG070

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.