Haifeng Machinery

Baudouin 6M21G3D4/5 vs Jichai JC15D

The Baudouin 6M21G3D4/5 and Jichai JC15D are both diesel generator engines in a similar power class. Both are rated at roughly 500 kVA. Displacement is 12.54 L versus 15.2 L. The table below compares their full specifications side by side.

SpecificationBaudouin 6M21G3D4/5Jichai JC15D
Headline rating500 kVA500 kVA
Standby (50 Hz)400 kWe—
Prime (50 Hz)360 kWe400 kWe
Standby (60 Hz)——
Prime (60 Hz)——
Displacement12.54 L15.2 L
ConfigurationL6L6
Cylinders66
Rated speed1,500 RPM1,500 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsChina IVChina III (GB20891)
Dry weight—4600 kg
OriginChinaChina

Choosing between Baudouin 6M21G3D4/5 and Jichai JC15D

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.