Cummins
Cummins L9G18
L Series
Cummins L9G18 generator-drive diesel engine discovered in the GenProBase public selector. GenProBase lists 2 row(s) across 50Hz, 60Hz with 8.8 L displacement, 6L cylinders, liquid-cooled cooling, and U.S. EPA Final Tier 4 / EU Stage V emissions labeling. Treat this row as source-discovered and prioritize OEM datasheet attachment in a follow-up pass.
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- Manufacturer files
- No datasheet
- Last updated
- 2026-08-05
- Package route
- diesel generator sets
- Standby Power · 50 Hz
- 311 kVA
- Electrical Output
- 249 kWe
- Cylinders
- L6
- Displacement
- 8.8 L
- Rated Speed
- 1,500 / 1,800 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
50 Hz1500 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 260 | 228 | — |
| Standby Power | 286 | 249 | — |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 274 | 235 | — |
| Standby Power | 302 | 258 | — |
Cummins L9G18 generator set context
The Cummins L9G18 is listed here as a diesel generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 311 kVA / 249 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.
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Technical Specifications
| Brand | Cummins |
| Model | L9G18 |
| Series | L Series |
| Configuration | L6, turbocharged aftercooled |
| Cylinders | 6 |
| Displacement | 8.8 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Final Tier 4 / EU Stage V |
| Certifications | U.S. EPA Final Tier 4, EU Stage V |
| Country of Origin | United States |
Frequently asked questions
What is the power output of the Cummins L9G18?
The Cummins L9G18 is rated at 311 kVA standby / 285 kVA prime at 50 Hz (1,500 rpm); and 323 kVA standby / 294 kVA prime at 60 Hz (1,800 rpm).
Does the L9G18 run at 50 Hz or 60 Hz?
The Cummins L9G18 is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the Cummins L9G18 use?
The Cummins L9G18 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the L9G18?
The Cummins L9G18 is an inline-6 (6-cylinder) engine with a displacement of 8.8 L.
What emissions standard does the L9G18 meet?
The Cummins L9G18 is certified to U.S. EPA Final Tier 4 / EU Stage V emissions standards.
Is the Cummins L9G18 still in production?
Yes — the Cummins L9G18 is a current production model.