The Generator EngineEncyclopedia

Komatsu SAA4D95LE vs Perkins 404J-E22TAG

The Komatsu SAA4D95LE and Perkins 404J-E22TAG are both diesel generator engines in a similar power class. Both are rated at roughly 44 kVA. Displacement is 3.26 L versus 2.2 L. The table below compares their full specifications side by side.

SpecificationKomatsu SAA4D95LEPerkins 404J-E22TAG
Headline rating44 kVA44 kVA
Standby (50 Hz)35 kWe35 kWe
Prime (50 Hz)31.5 kWe32 kWe
Standby (60 Hz)42 kWe40 kWe
Prime (60 Hz)37.8 kWe36 kWe
Displacement3.26 L2.2 L
ConfigurationL4L4
Cylinders44
Rated speed1,500 / 1,800 RPM1,500 / 1,800 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedEuro Stage V / U.S. EPA Final Tier 4
Dry weight
OriginJapanChina