The Generator EngineEncyclopedia

Generac SG080 vs Yuchai YC4G135N-D30

The Generac SG080 and Yuchai YC4G135N-D30 are both natural gas generator engines in a similar power class. Both are rated at roughly 100 kVA. Displacement is 4.5 L versus 5.2 L. The table below compares their full specifications side by side.

SpecificationGenerac SG080Yuchai YC4G135N-D30
Headline rating100 kVA100 kVA
Standby (50 Hz)
Prime (50 Hz)80 kWe
Standby (60 Hz)80 kWe
Prime (60 Hz)73 kWe
Displacement4.5 L5.2 L
ConfigurationL4L4
Cylinders44
Rated speed1,800 RPM1,500 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedUnregulated
Dry weight
OriginUnited StatesChina