Haifeng Machinery

Lovol 1004G vs Yunnei DEF30CCB5

The Lovol 1004G and Yunnei DEF30CCB5 are both diesel generator engines in a similar power class. Both are rated at roughly 45 kVA. Displacement is 4.4 L versus 3 L. The table below compares their full specifications side by side.

SpecificationLovol 1004GYunnei DEF30CCB5
Headline rating45 kVA45 kVA
Standby (50 Hz)36 kWe
Prime (50 Hz)32.8 kWe
Standby (60 Hz)43.2 kWe
Prime (60 Hz)39.4 kWe36 kWe
Displacement4.4 L3 L
ConfigurationL4L4
Cylinders44
Rated speed1,500 / 1,800 RPM1,800 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedEuro Stage V
Dry weight
OriginChinaChina

Choosing between Lovol 1004G and Yunnei DEF30CCB5

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.