MAN D2840
MAN D2840 18.3L 10-cylinder diesel engine for generator sets. 660 kWm emergency-standby / 565 kWm prime at 1500rpm. Euro Stage II. kWe estimated at 96% alternator efficiency. 90°, Turbocharged Intercooled.
D-Series

- Configuration
- V10
- Displacement
- 18.3 L
- Fuel
- Diesel
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf · kWe estimated — see note below
50 Hz1500 RPM
| Rating | Prime | Standby |
|---|---|---|
| Mechanical power kWm | 565 | 660 |
| Electrical output kWe | 542.4 | 633.6 |
| Apparent power kVA | 678 | 792 |
Note: The manufacturer does not publish a separate kWe rating for this engine. kWe values shown are estimated from the rated mechanical output (kWm) using a conservative 90% alternator efficiency factor.
Datasheet & documents
Match the model number on your engine plate to the document. Check its revision date and the speed and duty listed for each power rating.
Technical specifications
Technical Specifications
| Brand | MAN |
| Model | D2840 |
| Series | D-Series |
| Configuration | V10 |
| Cylinders | 10 |
| Displacement | 18.3 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Euro Stage II |
| Country of Origin | Germany |
Check your engine model
The MAN D2840 is a diesel generator-drive engine for 50 Hz generator sets, rated at 792 kVA / 634 kWe / standby rating. Match the model and serial number on your engine plate when requesting a manual or parts. The ratings and emissions information below help identify the version fitted to your generator.
Other ways this model is written
D2840 repair parts
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Frequently asked questions
What is the power output of the MAN D2840?
The MAN D2840 is rated at 792 kVA standby / 678 kVA prime at 50 Hz (1,500 rpm).
Does the D2840 run at 50 Hz or 60 Hz?
The MAN D2840 is rated for 50 Hz (1,500 rpm).
What fuel does the MAN D2840 use?
The MAN D2840 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the D2840?
The MAN D2840 is a V10 (10-cylinder) engine with a displacement of 18.3 L.
What emissions information is listed for the D2840?
This record lists Euro Stage II for the MAN D2840. 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 MAN D2840?
The MAN D2840 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 D2840?
This page links reference documents for the MAN D2840. Check each document's title, model coverage, revision and rating conditions before using it for selection.
