HFGenerator Engine Index

Cummins GTA855E vs Deutz TCG 2015 V8

The Cummins GTA855E and Deutz TCG 2015 V8 are both natural gas generator engines in a similar power class. The Cummins GTA855E is the higher-output unit (307 kVA vs 285 kVA). Displacement is 14 L versus 15.9 L. The table below compares their full specifications side by side.

SpecificationCummins GTA855EDeutz TCG 2015 V8
Headline rating307 kVA285 kVA
Standby (50 Hz)
Prime (50 Hz)
Standby (60 Hz)245 kWe
Prime (60 Hz)225 kWe228 kWe
Displacement14 L15.9 L
ConfigurationL6V8
Cylinders68
Rated speed1,800 RPM1,800 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA StationaryUnregulated
Dry weight
OriginUnited StatesGermany

Choosing between Cummins GTA855E and Deutz TCG 2015 V8

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. The Cummins GTA855E has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.