Volvo Penta
Volvo Penta TWD1211G
Legacy TWD Genset
Volvo Penta TWD1211G discontinued legacy TWD industrial engine. Volvo Penta instruction-book sources list TWD1211G in the 11.98 L technical family, and a generator-packager table supplies 50 Hz and 60 Hz horsepower ratings. The model was added only after cross-checking online service-manual, instruction-book, parts, or generator-rating sources; no marine propulsion-only TWD rows are included in this batch.
Overhaul & repair parts- Manufacturer files
- No datasheet
- Last updated
- 2026-08-11
- Package route
- diesel generator sets
- Mechanical Output
- 318 kW
- Cylinders
- L6
- Displacement
- 11.98 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 | 292 | — | — |
| Standby Power | 318 | — | — |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 315 | — | — |
| Standby Power | 346 | — | — |
Ask about Volvo Penta TWD1211G
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Volvo Penta TWD1211G overhaul & repair parts
Already running a Volvo Penta TWD1211G? Start with the parts you need, then send your nameplate so we can help check the right references for your engine.
Reviewed part-number references
A starting point for identification. Fitment must be confirmed before ordering.
- Cylinder head3803314
Volvo Penta Reman cylinder head
Fitment check: Match the exact engine model; confirm the full engine serial number and assembly configuration in the Volvo Penta Shop or EPC
Source: Volvo Penta Reman 2024 Industrial Catalogue
Selected references only; this is not a complete overhaul list or a stock listing.
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Volvo Penta TWD1211G generator set context
The Volvo Penta TWD1211G is listed here as a diesel generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 318 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 | Volvo Penta |
| Model | TWD1211G |
| Series | Legacy TWD Genset |
| Configuration | Inline-6, turbocharged water-cooled diesel generator engine |
| Cylinders | 6 |
| Displacement | 11.98 L |
| Dry Weight | 1140 kg |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Country of Origin | Sweden |
Frequently asked questions
Does the TWD1211G run at 50 Hz or 60 Hz?
The Volvo Penta TWD1211G is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the Volvo Penta TWD1211G use?
The Volvo Penta TWD1211G is a diesel generator-set engine.
What is the displacement and cylinder configuration of the TWD1211G?
The Volvo Penta TWD1211G is an inline-6 (6-cylinder) engine with a displacement of 11.98 L.
Is the TWD1211G still in production?
No — the Volvo Penta TWD1211G is discontinued. Its specifications and datasheets remain archived here for reference.