Haifeng Machinery

Xinchai 3B11XD51 vs Xinchai 3B11YD41

Compare Xinchai 3B11XD51 and Xinchai 3B11YD41 by catalog output, operating duty, frequency and engine specifications. Their listed displacements are 1.1 L and 1.1 L, respectively. Start with the same duty and frequency, then check each model’s source and package conditions. These records alone do not establish interchangeability.

SpecificationXinchai 3B11XD51Xinchai 3B11YD41
Standby electrical (50 Hz)Not listed24 kWe
Prime electrical (50 Hz)Not listed23 kWe
Standby electrical (60 Hz)Not listedNot listed
Prime electrical (60 Hz)Not listedNot listed
Displacement1.1 L1.1 L
ConfigurationL3L3
Cylinders33
Recorded engine speedNot listed3,000 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
Recorded emissions classificationNot listedUnregulated
Dry weight110 kgNot listed
OriginChinaChina

Compare matching ratings

Read across a row to compare the same operating duty and frequency. kWe is electrical output; mechanical kW is power at the engine shaft. kVA is apparent electrical power and is shown only when kWe is missing, without converting it. “Not listed” means the record lacks that rating, not zero output. Continuous and prime duties are kept separate. Check source documents, units and site conditions before comparing values.

An emissions classification in the catalog is not proof of certification for your engine or installation. Confirm the exact model, applicable documents and generator configuration.

Xinchai 3B11XD51: Review the model record and available supporting documents

Xinchai 3B11YD41: Review the model record and available supporting documents

Choosing between Xinchai 3B11XD51 and Xinchai 3B11YD41

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.

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