Cummins
Cummins C550N6
GTA38E Genset
Cummins C550N6 is a 550 kWe standby, 60 Hz natural-gas generator set operating at 1800 RPM. Cummins lists the GTA38E engine and EPA stationary compliance, with a separate 500 kWe demand-response rating.
- Standby Power · 60 Hz
- 688 kVA
- Electrical Output
- 550 kWe
- Cylinders
- V12
- Displacement
- 37.7 L
- Rated Speed
- 1,800 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Standby Power | — | 550 | 688 |
Cummins C550N6 generator set context
The Cummins C550N6 is listed here as a natural gas generator-drive engine for 60 Hz generator sets, with a headline 688 kVA / 550 kWe / standby 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 | C550N6 |
| Series | GTA38E Genset |
| Configuration | V12 Stoichiometric Turbocharged Aftercooled |
| Cylinders | 12 |
| Displacement | 37.7 L |
| Fuel Type | Natural Gas |
| Ignition Type | Spark Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Stationary |
| Certifications | U.S. EPA Stationary, U.S. EPA Stationary Non-Emergency, U.S. EPA NSPS |
| Country of Origin | United States |
Frequently asked questions
What is the power output of the Cummins C550N6?
The Cummins C550N6 is rated at 688 kVA standby at 60 Hz (1,800 rpm).
Does the C550N6 run at 50 Hz or 60 Hz?
The Cummins C550N6 is rated for 60 Hz (1,800 rpm).
What fuel does the Cummins C550N6 use?
The Cummins C550N6 is a Natural Gas generator-set engine.
What is the displacement and cylinder configuration of the C550N6?
The Cummins C550N6 is a V12 (12-cylinder) engine with a displacement of 37.7 L.
What emissions standard does the C550N6 meet?
The Cummins C550N6 is certified to U.S. EPA Stationary emissions standards.
Is the Cummins C550N6 still in production?
Yes — the Cummins C550N6 is a current production model.
Is a datasheet available for the C550N6?
Yes — an official Cummins datasheet for the Cummins C550N6 can be downloaded from this page.
Related Engines
Compare Cummins C550N6
Reference
- Canonical page
- /engines/cummins-c550n6
- Last database update
- 2026-07-26
- Manufacturer files
- 1 datasheet linked
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