The Generator EngineEncyclopedia

Generac SG150 vs Kohler KG10V08T-6CGS

The Generac SG150 and Kohler KG10V08T-6CGS are both natural gas generator engines in a similar power class. Both are rated at roughly 188 kVA. Displacement is 8.8 L versus 10.3 L. The table below compares their full specifications side by side.

SpecificationGenerac SG150Kohler KG10V08T-6CGS
Headline rating188 kVA188 kVA
Standby (50 Hz)
Prime (50 Hz)
Standby (60 Hz)150 kWe150 kWe
Prime (60 Hz)136 kWe
Displacement8.8 L10.3 L
ConfigurationL6V8
Cylinders68
Rated speed1,800 RPM1,800 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedU.S. EPA Stationary
Dry weight
OriginUnited StatesUnited States

Choosing between Generac SG150 and Kohler KG10V08T-6CGS

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.