Cummins
Cummins QSK19-G12
QSK19 Series
The Cummins QSK19-G12 is a 19-litre inline-6 diesel engine for generator sets, rated at 631 kVA / 505 kWe standby power at 1,500 RPM (50 Hz). It is a liquid-cooled engine built in China.
- Standby Power · 50 Hz
- 631 kVA
- Electrical Output
- 505 kWe
- Cylinders
- L6
- Displacement
- 19 L
- Rated Speed
- 1,500 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
50 Hz1500 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 511.1 | 460 | 575 |
| Standby Power | 561.1 | 505 | 631.3 |
Technical Specifications
| Brand | Cummins |
| Model | QSK19-G12 |
| Series | QSK19 Series |
| Configuration | L6 |
| Cylinders | 6 |
| Displacement | 19 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | China National Stage III / Unregulated |
| Country of Origin | China |
Frequently asked questions
What is the power output of the Cummins QSK19-G12?
The Cummins QSK19-G12 is rated at 631 kVA standby / 575 kVA prime at 50 Hz (1,500 rpm).
Does the QSK19-G12 run at 50 Hz or 60 Hz?
The Cummins QSK19-G12 is rated for 50 Hz (1,500 rpm).
What fuel does the Cummins QSK19-G12 use?
The Cummins QSK19-G12 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the QSK19-G12?
The Cummins QSK19-G12 is an inline-6 (6-cylinder) engine with a displacement of 19 L.
Is the Cummins QSK19-G12 still in production?
Yes — the Cummins QSK19-G12 is a current production model.
Is a datasheet available for the QSK19-G12?
Yes — an official Cummins datasheet for the Cummins QSK19-G12 can be downloaded from this page.
Related Engines
Compare Cummins QSK19-G12
Reference
- Canonical page
- /engines/cummins-qsk19-g12
- Last database update
- 2026-05-29
- Manufacturer files
- 1 datasheet linked
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