The Generator EngineEncyclopedia

VMAN C03B2 vs Yunnei DEF20CRA4

The VMAN C03B2 and Yunnei DEF20CRA4 are both diesel generator engines in a similar power class. Both are rated at roughly 31 kVA. Displacement is 2.5 L versus 2 L. The table below compares their full specifications side by side.

SpecificationVMAN C03B2Yunnei DEF20CRA4
Headline rating31 kVA31 kVA
Standby (50 Hz)
Prime (50 Hz)25 kWe
Standby (60 Hz)25 kWe
Prime (60 Hz)23 kWe
Displacement2.5 L2 L
ConfigurationL4L4
Cylinders44
Rated speed1,800 RPM1,500 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedEuro Stage V
Dry weight
OriginChinaChina