Haifeng Machinery

SDEC 6ETAA12.8-G44 vs Weichai WP13D385E200

The SDEC 6ETAA12.8-G44 and Weichai WP13D385E200 are both diesel generator engines in a similar power class. Both are rated at roughly 431 kVA. Displacement is 12.8 L versus 13 L. The table below compares their full specifications side by side.

SpecificationSDEC 6ETAA12.8-G44Weichai WP13D385E200
Headline rating428 kVA433 kVA
Standby (50 Hz)342 kWe346 kWe
Prime (50 Hz)306 kWe315 kWe
Standby (60 Hz)346 kWe
Prime (60 Hz)315 kWe
Displacement12.8 L13 L
ConfigurationL6L6
Cylinders66
Rated speed1,500 RPM1,500 / 1,800 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsChina National Stage IV / UnregulatedChina National Stage II / Unregulated
Dry weight
OriginChinaChina

Choosing between SDEC 6ETAA12.8-G44 and Weichai WP13D385E200

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 Weichai WP13D385E200 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.