Komatsu
Komatsu SAA6D140E
140 Series
Komatsu SAA6D140E 15.24L 6-cylinder diesel engine for generator sets. ~504 kWe standby at 50Hz (representative rating). Air-to-air aftercooled. Unregulated. Turbocharged Aftercooled.
Overhaul & repair parts- Manufacturer files
- 1 datasheet
- Last updated
- 2026-06-11
- Package route
- diesel generator sets
- Standby Power · 50 Hz
- 630 kVA
- Electrical Output
- 504 kWe
- Cylinders
- L6
- Displacement
- 15.24 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 | 504 | 453.6 | 567 |
| Standby Power | 560 | 504 | 630 |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 604.8 | 544.3 | 680.4 |
| Standby Power | 672 | 604.8 | 756 |
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Komatsu SAA6D140E overhaul & repair parts
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Komatsu SAA6D140E generator set context
The Komatsu SAA6D140E is listed here as a diesel generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 630 kVA / 504 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 | Komatsu |
| Model | SAA6D140E |
| Series | 140 Series |
| Configuration | L6 |
| Cylinders | 6 |
| Displacement | 15.24 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | Japan |
Frequently asked questions
What is the power output of the Komatsu SAA6D140E?
The Komatsu SAA6D140E is rated at 630 kVA standby / 567 kVA prime at 50 Hz (1,500 rpm); and 756 kVA standby / 680 kVA prime at 60 Hz (1,800 rpm).
Does the SAA6D140E run at 50 Hz or 60 Hz?
The Komatsu SAA6D140E is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the Komatsu SAA6D140E use?
The Komatsu SAA6D140E is a diesel generator-set engine.
What is the displacement and cylinder configuration of the SAA6D140E?
The Komatsu SAA6D140E is an inline-6 (6-cylinder) engine with a displacement of 15.24 L.
What is the catalog status of the Komatsu SAA6D140E?
The Komatsu SAA6D140E 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 SAA6D140E?
This page links reference documents for the Komatsu SAA6D140E. Check each document's title, model coverage, revision and rating conditions before using it for selection.