The Generator EngineEncyclopedia

Isuzu 4JJ1X vs SDEC 4ZTAA3.2-G34

The Isuzu 4JJ1X and SDEC 4ZTAA3.2-G34 are both diesel generator engines in a similar power class. Both are rated at roughly 71 kVA. Displacement is 2.999 L versus 3.2 L. The table below compares their full specifications side by side.

SpecificationIsuzu 4JJ1XSDEC 4ZTAA3.2-G34
Headline rating71 kVA71 kVA
Standby (50 Hz)56.4 kWe57 kWe
Prime (50 Hz)51.3 kWe52 kWe
Standby (60 Hz)70.3 kWe
Prime (60 Hz)63.9 kWe
Displacement2.999 L3.2 L
ConfigurationL4L4
Cylinders44
Rated speed1,500 / 1,800 RPM1,500 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA Final Tier 4China National Stage III / Unregulated
Dry weight
OriginJapanChina