Kawasaki
Kawasaki KG-12
Green Gas Engine
Kawasaki KG-12 — 407.2 L V12 (300 × 480 mm) lean-burn spark-ignited natural-gas engine (Green Gas Engine series) for power plants. 5200 kWe at 750 rpm / 50 Hz, 5000 kWe at 720 rpm / 60 Hz; electrical efficiency 49.0% (49.5% on the -V high-efficiency model).
- Prime Power · 50 Hz
- 6,500 kVA
- Electrical Output
- 5,200 kWe
- Cylinders
- V12
- Displacement
- 407.2 L
- Rated Speed
- 750 / 900 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
50 Hz750 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | — | 5200 | 6500 |
60 Hz900 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | — | 5000 | 6250 |
Kawasaki KG-12 generator set context
The Kawasaki KG-12 is listed here as a natural gas generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 6,500 kVA / 5,200 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 | Kawasaki |
| Model | KG-12 |
| Series | Green Gas Engine |
| Configuration | V12 |
| Cylinders | 12 |
| Displacement | 407.2 L |
| Fuel Type | Natural Gas |
| Ignition Type | Spark Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | Japan |
Frequently asked questions
What is the power output of the Kawasaki KG-12?
The Kawasaki KG-12 is rated at 6,500 kVA prime at 50 Hz (750 rpm); and 6,250 kVA prime at 60 Hz (900 rpm).
Does the KG-12 run at 50 Hz or 60 Hz?
The Kawasaki KG-12 is available for both 50 Hz (750 rpm) and 60 Hz (900 rpm).
What fuel does the Kawasaki KG-12 use?
The Kawasaki KG-12 is a Natural Gas generator-set engine.
What is the displacement and cylinder configuration of the KG-12?
The Kawasaki KG-12 is a V12 (12-cylinder) engine with a displacement of 407.2 L.
Is the Kawasaki KG-12 still in production?
Yes — the Kawasaki KG-12 is a current production model.
Is a datasheet available for the KG-12?
Yes — an official Kawasaki datasheet for the Kawasaki KG-12 can be downloaded from this page.
Related Engines
Reference
- Canonical page
- /engines/kawasaki-kg-12
- Last database update
- 2026-06-09
- Manufacturer files
- 1 datasheet linked
Need this engine?
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