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MAN E 3872 LE202 vs Waukesha VGF48GSI/GSID (P48GSI/GSID)

The MAN E 3872 LE202 and Waukesha VGF48GSI/GSID (P48GSI/GSID) are both natural gas generator engines in a similar power class. Both are rated at roughly 1,020 kVA. Displacement is 29.6 L versus 48 L. The table below compares their full specifications side by side.

SpecificationMAN E 3872 LE202Waukesha VGF48GSI/GSID (P48GSI/GSID)
Headline rating1,008 kVA1,031 kVA
Standby (50 Hz)
Prime (50 Hz)
Standby (60 Hz)825 kWe
Prime (60 Hz)806 kWe750 kWe
Displacement29.6 L48 L
ConfigurationV12V16
Cylinders1216
Rated speed1,800 RPM1,800 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedUnregulated
Dry weight
OriginGermanyUnited States

Choosing between MAN E 3872 LE202 and Waukesha VGF48GSI/GSID (P48GSI/GSID)

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 Waukesha VGF48GSI/GSID (P48GSI/GSID) has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.