Cummins
Cummins K19N-G4
K19N
Cummins K19N-G4 (CCEC / Chongqing Cummins) — 18.9 L L6 lean-burn spark-ignited gas generator engine. 450 kW continuous engine output, 400 kWe recommended genset power at 1500 rpm (50 Hz) / 1800 rpm (60 Hz). Also offered for biogas (CH₄ ≥ 45%) and associated petroleum gas.
- Prime Power · 50 Hz
- 500 kVA
- Electrical Output
- 400 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
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 450 | 400 | 500 |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 450 | 400 | 500 |
Cummins K19N-G4 generator set context
The Cummins K19N-G4 is listed here as a natural gas generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 500 kVA / 400 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
Technical Specifications
| Brand | Cummins |
| Model | K19N-G4 |
| Series | K19N |
| Configuration | L6 |
| Cylinders | 6 |
| Displacement | 18.9 L |
| Fuel Type | Natural Gas |
| Ignition Type | Spark Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | China |
Frequently asked questions
What is the power output of the Cummins K19N-G4?
The Cummins K19N-G4 is rated at 500 kVA prime at 50 Hz (1,500 rpm); and 500 kVA prime at 60 Hz (1,800 rpm).
Does the K19N-G4 run at 50 Hz or 60 Hz?
The Cummins K19N-G4 is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the Cummins K19N-G4 use?
The Cummins K19N-G4 is a Natural Gas generator-set engine.
What is the displacement and cylinder configuration of the K19N-G4?
The Cummins K19N-G4 is an inline-6 (6-cylinder) engine with a displacement of 18.9 L.
Is the Cummins K19N-G4 still in production?
Yes — the Cummins K19N-G4 is a current production model.
Related Engines
Compare Cummins K19N-G4
Reference
- Canonical page
- /engines/cummins-k19n-g4
- 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 ↗