Haifeng Machinery

Baudouin 4M10G70/5 vs Cummins QSB5G1

The Baudouin 4M10G70/5 and Cummins QSB5G1 are both diesel generator engines in a similar power class. Both are rated at roughly 70 kVA. Displacement is 4 L versus 4.5 L. The table below compares their full specifications side by side.

SpecificationBaudouin 4M10G70/5Cummins QSB5G1
Headline rating70 kVA70 kVA
Standby (50 Hz)56 kWe56 kWe
Prime (50 Hz)50 kWe50 kWe
Standby (60 Hz)63 kWe60 kWe
Prime (60 Hz)57 kWe55 kWe
Displacement4 L4.5 L
ConfigurationL4L4
Cylinders44
Rated speed1,500 / 1,800 RPM1,500 / 1,800 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedU.S. EPA Tier 3 / EU Stage IIIA / China III
Dry weight
OriginFranceUnited States / United Kingdom

Choosing between Baudouin 4M10G70/5 and Cummins QSB5G1

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.