Liebherr D9612
Liebherr D9612 27 L V12 diesel/HVO engine for industrial and power-generation applications. Liebherr publishes a maximum mechanical power of 1,114 kW across its application range. EPA annual certification data lists 1800 RPM constant-speed configurations and supports the U.S. EPA certifications shown. Electrical kWe and kVA depend on the selected generator package and are not inferred here.
Production StatusIn Production
D96 V Series
- Configuration
- V12
- Displacement
- 27 L
- Fuel
- Diesel/HVO
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 | 900 | 1,000 |
| Electrical output kWe | 864 | 960 |
| Apparent power kVA | 1,080 | 1,200 |
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 | Liebherr |
| Model | D9612 |
| Series | D96 V Series |
| Configuration | V12 |
| Cylinders | 12 |
| Displacement | 27 L |
| Fuel Type | Diesel/HVO |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Euro Stage V / U.S. EPA Tier 2 / U.S. EPA Final Tier 4 |
| Certifications | EU Stage V, U.S. EPA Tier 2, U.S. EPA Tier 4 Final |
| Country of Origin | Switzerland |
Check your engine model
The Liebherr D9612 is a diesel/hvo generator-drive engine for 50 Hz generator sets, rated at 1,200 kVA / 960 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
d9612Liebherr D9612D96 V Series D9612
D9612 repair parts
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Frequently asked questions
What is the power output of the Liebherr D9612?
The Liebherr D9612 is rated at 1,200 kVA standby / 1,080 kVA prime at 50 Hz (1,500 rpm).
Does the D9612 run at 50 Hz or 60 Hz?
The Liebherr D9612 is rated for 50 Hz (1,500 rpm).
What fuel does the Liebherr D9612 use?
The Liebherr D9612 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the D9612?
The Liebherr D9612 is a V12 (12-cylinder) engine with a displacement of 27 L.
What emissions information is listed for the D9612?
This record lists Euro Stage V / U.S. EPA Tier 2 / U.S. EPA Final Tier 4 for the Liebherr D9612. 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 Liebherr D9612?
The Liebherr D9612 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 D9612?
This page links reference documents for the Liebherr D9612. Check each document's title, model coverage, revision and rating conditions before using it for selection.