The Generator EngineEncyclopedia

SDEC SC12E460D2 vs VMAN D11B1

The SDEC SC12E460D2 and VMAN D11B1 are both diesel generator engines in a similar power class. Both are rated at roughly 382 kVA. Displacement is 12 L versus 10.964 L. The table below compares their full specifications side by side.

SpecificationSDEC SC12E460D2VMAN D11B1
Headline rating380 kVA383 kVA
Standby (50 Hz)304 kWe
Prime (50 Hz)276 kWe
Standby (60 Hz)306 kWe
Prime (60 Hz)286 kWe
Displacement12 L10.964 L
ConfigurationL6V6
Cylinders66
Rated speed1,500 RPM1,800 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsChina National Stage II / UnregulatedUnregulated
Dry weight
OriginChinaChina

Choosing between SDEC SC12E460D2 and VMAN D11B1

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 VMAN D11B1 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.