The Generator EngineEncyclopedia

Liebherr G9620 vs MTU 8V4000 GS

The Liebherr G9620 and MTU 8V4000 GS are both natural gas generator engines in a similar power class. Both are rated at roughly 1,275 kVA. Displacement is 48.7 L versus 38.2 L. The table below compares their full specifications side by side.

SpecificationLiebherr G9620MTU 8V4000 GS
Headline rating1,285 kVA1,265 kVA
Standby (50 Hz)
Prime (50 Hz)1,028 kWe1,012 kWe
Standby (60 Hz)
Prime (60 Hz)1,038 kWe
Displacement48.7 L38.2 L
ConfigurationV20V8
Cylinders208
Rated speed1,500 / 1,800 RPM1,500 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedUnregulated
Dry weight
OriginSwitzerlandGermany