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Cummins QSM11-G2

QSM11 Series

In Production

The Cummins QSM11-G2 is a 10.8-litre inline-6 diesel engine for generator sets, rated at 338 kVA / 270 kWe standby power at 1,500 RPM (50 Hz). It is a liquid-cooled engine built in China.

Cummins QSM11-G2 10.8L L6 diesel generator engine — 338 kVA standby specifications
Cummins QSM11-G2 10.8L L6 diesel generator engine — 338 kVA standby specifications
Standby Power · 50 Hz
338 kVA
Electrical Output
270 kWe
Cylinders
L6
Displacement
10.8 L
Rated Speed
1,500 / 1,800 RPM

Power Ratings

kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf

50 Hz1500 RPM

kWmkWekVA
Prime Power266.7240300
Standby Power300270337.5

60 Hz1800 RPM

kWmkWekVA
Prime Power300270337.5
Standby Power333.3300375

Technical Specifications

BrandCummins
ModelQSM11-G2
SeriesQSM11 Series
ConfigurationL6
Cylinders6
Displacement10.8 L
Fuel TypeDiesel
Ignition TypeCompression Ignition
Cooling MethodLiquid-Cooled
Emissions StandardChina National Stage III / Unregulated
Country of OriginChina

Frequently asked questions

What is the power output of the Cummins QSM11-G2?

The Cummins QSM11-G2 is rated at 338 kVA standby / 300 kVA prime at 50 Hz (1,500 rpm); and 375 kVA standby / 338 kVA prime at 60 Hz (1,800 rpm).

Does the QSM11-G2 run at 50 Hz or 60 Hz?

The Cummins QSM11-G2 is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).

What fuel does the Cummins QSM11-G2 use?

The Cummins QSM11-G2 is a diesel generator-set engine.

What is the displacement and cylinder configuration of the QSM11-G2?

The Cummins QSM11-G2 is an inline-6 (6-cylinder) engine with a displacement of 10.8 L.

Is the Cummins QSM11-G2 still in production?

Yes — the Cummins QSM11-G2 is a current production model.

Is a datasheet available for the QSM11-G2?

Yes — an official Cummins datasheet for the Cummins QSM11-G2 can be downloaded from this page.

Reference

Last database update
2026-05-29
Manufacturer files
2 datasheets linked

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