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Cummins HSK78G Gas Generator Engine Specs

HSK78

In Production

The Cummins HSK78G is a 78 L V12 lean-burn natural-gas generator engine for prime, continuous and CHP power projects. This page lists the HSK78G at 2,000 kWe / 2,500 kVA prime power at 50 Hz and gives buyers a quick path to compare ratings, datasheets, related engines and gas generator package requirements.

Cummins HSK78G 78L V12 natural gas generator engine — 2,500 kVA prime specifications
Cummins HSK78G 78L V12 natural gas generator engine — 2,500 kVA prime specifications
Prime Power · 50 Hz
2,500 kVA
Electrical Output
2,000 kWe
Cylinders
V12
Displacement
78 L
Rated Speed
1,500 RPM

Power Ratings

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

50 Hz1500 RPM

kWmkWekVA
Prime Power20002500

Cummins HSK78G generator set context

The Cummins HSK78G is a 78 L V12 lean-burn natural-gas generator engine for prime, continuous and CHP power projects. This page lists the HSK78G at 2,000 kWe / 2,500 kVA prime power at 50 Hz and gives buyers a quick path to compare ratings, datasheets, related engines and gas generator package requirements.

Also searched as

hsk78gHSK 78GCummins HSK 78GCummins HSK78HSK78 gas engineCummins HSK78G

Match the HSK78G to a gas generator package

For gas generator or CHP projects, Haifeng Machinery can review engine output, alternator frame, voltage, gas train, cooling and controls before package selection.

Technical Specifications

BrandCummins
ModelHSK78G
SeriesHSK78
ConfigurationV12
Cylinders12
Displacement78 L
Fuel TypeNatural Gas
Ignition TypeSpark Ignition
Cooling MethodLiquid-Cooled
Emissions StandardUnregulated
Country of OriginUnited States

Frequently asked questions

What is the power output of the Cummins HSK78G?

The Cummins HSK78G is rated at 2,500 kVA prime at 50 Hz (1,500 rpm).

Does the HSK78G run at 50 Hz or 60 Hz?

The Cummins HSK78G is rated for 50 Hz (1,500 rpm).

What fuel does the Cummins HSK78G use?

The Cummins HSK78G is a Natural Gas generator-set engine.

What is the displacement and cylinder configuration of the HSK78G?

The Cummins HSK78G is a V12 (12-cylinder) engine with a displacement of 78 L.

Is the Cummins HSK78G still in production?

Yes — the Cummins HSK78G is a current production model.

Is a datasheet available for the HSK78G?

Yes — an official Cummins datasheet for the Cummins HSK78G can be downloaded from this page.

Reference

Last database update
2026-06-08
Manufacturer files
1 datasheet linked

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