The Generator EngineEncyclopedia

Guascor G-18FR vs PSI 8.8L TCAC

The Guascor G-18FR and PSI 8.8L TCAC are both natural gas generator engines in a similar power class. The Guascor G-18FR is the higher-output unit (178 kVA vs 156 kVA). Displacement is 18 L versus 8.8 L. The table below compares their full specifications side by side.

SpecificationGuascor G-18FRPSI 8.8L TCAC
Headline rating178 kVA156 kVA
Standby (50 Hz)125 kWe
Prime (50 Hz)142 kWe
Standby (60 Hz)150 kWe
Prime (60 Hz)171 kWe
Displacement18 L8.8 L
ConfigurationL6V8
Cylinders68
Rated speed1,500 / 1,800 RPM1,500 / 1,800 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedU.S. EPA Stationary
Dry weight
OriginSpainUnited States

Choosing between Guascor G-18FR and PSI 8.8L TCAC

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 Guascor G-18FR has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.