Cummins
Cummins GTA28
GTA Gas Series
Cummins GTA28 28.0 L V12 spark-ignited natural-gas generator-drive engine for 60 Hz standby applications. The official C500N6B specification publishes 500 kWe standby at 1800 RPM and identifies the package as EPA SI NSPS compliant capable.
- Standby Power · 60 Hz
- 625 kVA
- Electrical Output
- 500 kWe
- Cylinders
- V12
- Displacement
- 28 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 | 574 | 500 | 625 |
Cummins GTA28 generator set context
The Cummins GTA28 is listed here as a natural gas generator-drive engine for 60 Hz generator sets, with a headline 625 kVA / 500 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 | GTA28 |
| Series | GTA Gas Series |
| Configuration | V12 Turbocharged |
| Cylinders | 12 |
| Displacement | 28 L |
| Fuel Type | Natural Gas |
| Ignition Type | Spark Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Stationary |
| Certifications | U.S. EPA SI NSPS Compliant Capable |
| Country of Origin | United States |
Frequently asked questions
What is the power output of the Cummins GTA28?
The Cummins GTA28 is rated at 625 kVA standby at 60 Hz (1,800 rpm).
Does the GTA28 run at 50 Hz or 60 Hz?
The Cummins GTA28 is rated for 60 Hz (1,800 rpm).
What fuel does the Cummins GTA28 use?
The Cummins GTA28 is a Natural Gas generator-set engine.
What is the displacement and cylinder configuration of the GTA28?
The Cummins GTA28 is a V12 (12-cylinder) engine with a displacement of 28 L.
What emissions standard does the GTA28 meet?
The Cummins GTA28 is certified to U.S. EPA Stationary emissions standards.
Is the Cummins GTA28 still in production?
Yes — the Cummins GTA28 is a current production model.
Is a datasheet available for the GTA28?
Yes — an official Cummins datasheet for the Cummins GTA28 can be downloaded from this page.
Related Engines
Compare Cummins GTA28
Reference
- Canonical page
- /engines/cummins-gta28
- Last database update
- 2026-07-25
- Manufacturer files
- 1 datasheet linked
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 ↗