Haifeng Machinery

Cummins QSL9G4 vs Deutz TCD2013L6

The Cummins QSL9G4 and Deutz TCD2013L6 are both diesel generator engines in a similar power class. Both are rated at roughly 300 kVA. Displacement is 8.8 L versus 7.15 L. The table below compares their full specifications side by side.

SpecificationCummins QSL9G4Deutz TCD2013L6
Headline rating300 kVA300 kVA
Standby (50 Hz)240 kWe240 kWe
Prime (50 Hz)220 kWe216 kWe
Standby (60 Hz)275 kWe276 kWe
Prime (60 Hz)250 kWe248.4 kWe
Displacement8.8 L7.15 L
ConfigurationL6L6
Cylinders66
Rated speed1,500 / 1,800 RPM1,500 / 1,800 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA Tier 3 / EU Stage IIIA / China IIIEuro Stage IIIA
Dry weight
OriginUnited States / United KingdomGermany

Choosing between Cummins QSL9G4 and Deutz TCD2013L6

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.