The Generator EngineEncyclopedia

Mitsubishi S12R-Y2PTAW-1 vs Perkins 5012C-E46TAG5

The Mitsubishi S12R-Y2PTAW-1 and Perkins 5012C-E46TAG5 are both diesel generator engines in a similar power class. Both are rated at roughly 1,563 kVA. Displacement is 49.03 L versus 46 L. The table below compares their full specifications side by side.

SpecificationMitsubishi S12R-Y2PTAW-1Perkins 5012C-E46TAG5
Headline rating1,563 kVA1,563 kVA
Standby (50 Hz)
Prime (50 Hz)
Standby (60 Hz)1,250 kWe1,250 kWe
Prime (60 Hz)1,125 kWe1,127 kWe
Displacement49.03 L46 L
ConfigurationV12V12
Cylinders1212
Rated speed1,800 RPM1,800 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA Tier 2U.S. EPA Tier 2
Dry weight
OriginJapanUnited States