Cummins
Cummins QSF2.8
QSF Series
Cummins QSF2.8 2.776 L inline-4 turbocharged diesel engine. EPA annual certification records list 54 kWm at 1800 RPM from 2020 through 2023. Cummins identifies the QSF2.8 as U.S. EPA Tier 4 Final and Euro Stage IV.
Overhaul & repair parts- Manufacturer files
- 2 datasheets
- Last updated
- 2026-07-25
- Package route
- diesel generator sets
- Mechanical Output
- 54 kW
- Cylinders
- L4
- Displacement
- 2.776 L
- Rated Speed
- 1,500 RPM
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Cummins QSF2.8 overhaul & repair parts
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Cummins QSF2.8 generator set context
The Cummins QSF2.8 is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 54 kW / 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.
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Technical Specifications
| Brand | Cummins |
| Model | QSF2.8 |
| Series | QSF Series |
| Configuration | L4 Turbocharged |
| Cylinders | 4 |
| Displacement | 2.776 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Final Tier 4 / Euro Stage IV |
| Certifications | U.S. EPA Tier 4 Final, Euro Stage IV |
| Country of Origin | United States |
Frequently asked questions
What fuel does the Cummins QSF2.8 use?
The Cummins QSF2.8 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the QSF2.8?
The Cummins QSF2.8 is an inline-4 (4-cylinder) engine with a displacement of 2.776 L.
What emissions information is listed for the QSF2.8?
This record lists U.S. EPA Final Tier 4 / Euro Stage IV for the Cummins QSF2.8. Confirm the exact engine family, model year, configuration and applicable manufacturer certification documents before specifying it for a regulated project. A database label does not establish certification of a complete generator package.
What is the catalog status of the Cummins QSF2.8?
The Cummins QSF2.8 is marked active in this database. Confirm current production and availability with the manufacturer; catalog status is not a live supply check.
Are reference documents available for the QSF2.8?
This page links reference documents for the Cummins QSF2.8. Check each document's title, model coverage, revision and rating conditions before using it for selection.