The Generator EngineEncyclopedia

MAN E 0834 E302 vs PSI 4.5L

The MAN E 0834 E302 and PSI 4.5L are both natural gas generator engines in a similar power class. The MAN E 0834 E302 is the higher-output unit (65 kVA vs 51 kVA). Displacement is 4.6 L versus 4.5 L. The table below compares their full specifications side by side.

SpecificationMAN E 0834 E302PSI 4.5L
Headline rating65 kVA51 kVA
Standby (50 Hz)41 kWe
Prime (50 Hz)52 kWe35 kWe
Standby (60 Hz)45 kWe
Prime (60 Hz)60 kWe40 kWe
Displacement4.6 L4.5 L
ConfigurationL4L4
Cylinders44
Rated speed1,500 / 1,800 RPM1,500 / 1,800 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedU.S. EPA Stationary
Dry weight500 kg
OriginGermanyUnited States

Choosing between MAN E 0834 E302 and PSI 4.5L

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 MAN E 0834 E302 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.