Deutz
Deutz F4L912
FL 912
Deutz F4L912 FL 912 diesel engine. Air-cooled legacy generator-drive model for 50/60 Hz sets. Source-backed mechanical ratings include 32/35 kWm at 1500 rpm and 38/42 kWm at 1800 rpm.
Overhaul & repair parts- Manufacturer files
- No datasheet
- Last updated
- 2026-08-04
- Package route
- diesel generator sets
- Standby Power · 50 Hz
- 39 kVA
- Electrical Output
- 32 kWe
- Cylinders
- L4
- Displacement
- 3.77 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 | 32 | 28.8 | 36 |
| Standby Power | 35 | 31.5 | 39.4 |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 38 | 34.2 | 42.8 |
| Standby Power | 42 | 37.8 | 47.2 |
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Deutz F4L912 overhaul & repair parts
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Deutz F4L912 generator set context
The Deutz F4L912 is listed here as a diesel generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 39 kVA / 32 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 | Deutz |
| Model | F4L912 |
| Series | FL 912 |
| Configuration | L4, naturally aspirated |
| Cylinders | 4 |
| Displacement | 3.77 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Air-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | Germany |
Frequently asked questions
What is the power output of the Deutz F4L912?
The Deutz F4L912 is rated at 39 kVA standby / 36 kVA prime at 50 Hz (1,500 rpm); and 47 kVA standby / 43 kVA prime at 60 Hz (1,800 rpm).
Does the F4L912 run at 50 Hz or 60 Hz?
The Deutz F4L912 is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the Deutz F4L912 use?
The Deutz F4L912 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the F4L912?
The Deutz F4L912 is an inline-4 (4-cylinder) engine with a displacement of 3.77 L.