Haifeng Machinery

VMAN D30A1 vs Weichai 12M26D968E200

The VMAN D30A1 and Weichai 12M26D968E200 are both diesel generator engines in a similar power class. Both are rated at roughly 1,085 kVA. Displacement is 29.235 L versus 31.2 L. The table below compares their full specifications side by side.

SpecificationVMAN D30A1Weichai 12M26D968E200
Headline rating1,080 kVA1,089 kVA
Standby (50 Hz)864 kWe871 kWe
Prime (50 Hz)788 kWe792 kWe
Standby (60 Hz)——
Prime (60 Hz)——
Displacement29.235 L31.2 L
ConfigurationV16V12
Cylinders1612
Rated speed1,500 RPM1,500 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedChina National Stage II / Unregulated
Dry weight——
OriginChinaChina

Choosing between VMAN D30A1 and Weichai 12M26D968E200

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 12M26D968E200 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.