The Generator EngineEncyclopedia

Perkins 4006-23TAG2A vs SDEC SC25K990D2

The Perkins 4006-23TAG2A and SDEC SC25K990D2 are both diesel generator engines in a similar power class. Both are rated at roughly 818 kVA. Displacement is 23 L versus 25 L. The table below compares their full specifications side by side.

SpecificationPerkins 4006-23TAG2ASDEC SC25K990D2
Headline rating820 kVA816 kVA
Standby (50 Hz)656 kWe653 kWe
Prime (50 Hz)597 kWe594 kWe
Standby (60 Hz)660 kWe
Prime (60 Hz)600 kWe
Displacement23 L25 L
ConfigurationV6L6
Cylinders66
Rated speed1,500 / 1,800 RPM1,500 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedChina National Stage II / Unregulated
Dry weight
OriginUnited KingdomChina