The Generator EngineEncyclopedia

PSI 53L vs Weichai 12M33D960E311NG

The PSI 53L and Weichai 12M33D960E311NG are both natural gas generator engines in a similar power class. Both are rated at roughly 1,063 kVA. Displacement is 52.31 L versus 39.6 L. The table below compares their full specifications side by side.

SpecificationPSI 53LWeichai 12M33D960E311NG
Headline rating1,063 kVA1,063 kVA
Standby (50 Hz)850 kWe
Prime (50 Hz)775 kWe850 kWe
Standby (60 Hz)1,050 kWe
Prime (60 Hz)925 kWe
Displacement52.31 L39.6 L
ConfigurationV16V12
Cylinders1612
Rated speed1,500 / 1,800 RPM1,500 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA StationaryUnregulated
Dry weight5500 kg
OriginUnited StatesChina