The Generator EngineEncyclopedia
Cummins logo

Cummins

Cummins K19N-G3

K19N

In Production

Cummins K19N-G3 (CCEC / Chongqing Cummins) — 18.9 L L6 lean-burn spark-ignited gas generator engine. 393 kW continuous engine output, 350 kWe recommended genset power at 1500 rpm (50 Hz) / 1800 rpm (60 Hz). Also offered for biogas (CH₄ ≥ 45%) and associated petroleum gas.

Cummins K19N-G3 18.9L L6 natural gas generator engine — 438 kVA prime specifications
Cummins K19N-G3 18.9L L6 natural gas generator engine — 438 kVA prime specifications
Prime Power · 50 Hz
438 kVA
Electrical Output
350 kWe
Cylinders
L6
Displacement
18.9 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 Power393350437.5

60 Hz1800 RPM

kWmkWekVA
Prime Power393350437.5

Cummins K19N-G3 generator set context

The Cummins K19N-G3 is listed here as a natural gas generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 438 kVA / 350 kWe / prime rating. Use this page to compare the published engine output, electrical kWe/kVA ratings, emissions level, datasheet availability, and neighboring models before specifying an alternator, controller, enclosure, voltage, and compliance package.

Also searched as

k19ng3K19N G3Cummins K19N-G3

Technical Specifications

BrandCummins
ModelK19N-G3
SeriesK19N
ConfigurationL6
Cylinders6
Displacement18.9 L
Fuel TypeNatural Gas
Ignition TypeSpark Ignition
Cooling MethodLiquid-Cooled
Emissions StandardUnregulated
Country of OriginChina

Frequently asked questions

What is the power output of the Cummins K19N-G3?

The Cummins K19N-G3 is rated at 438 kVA prime at 50 Hz (1,500 rpm); and 438 kVA prime at 60 Hz (1,800 rpm).

Does the K19N-G3 run at 50 Hz or 60 Hz?

The Cummins K19N-G3 is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).

What fuel does the Cummins K19N-G3 use?

The Cummins K19N-G3 is a Natural Gas generator-set engine.

What is the displacement and cylinder configuration of the K19N-G3?

The Cummins K19N-G3 is an inline-6 (6-cylinder) engine with a displacement of 18.9 L.

Is the Cummins K19N-G3 still in production?

Yes — the Cummins K19N-G3 is a current production model.

Reference

Last database update
2026-06-08
Manufacturer files
No datasheet linked yet

Need this engine?

Need a generator package using this engine? Haifeng Machinery can help with sizing, alternator selection, controller, enclosure, voltage, and compliance support.

Get a Quote ↗

Or browse Haifeng's gas generator sets