Deutz
Deutz F4L912T
FL 912
Deutz F4L912T FL 912 diesel engine. Air-cooled legacy generator-drive model for 50/60 Hz sets. Source-backed mechanical ratings include 41/45 kWm at 1500 rpm and 48/52 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
- 51 kVA
- Electrical Output
- 41 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 | 41 | 36.9 | 46.1 |
| Standby Power | 45 | 40.5 | 50.6 |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 48 | 43.2 | 54 |
| Standby Power | 52 | 46.8 | 58.5 |
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Deutz F4L912T overhaul & repair parts
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Deutz F4L912T generator set context
The Deutz F4L912T is listed here as a diesel generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 51 kVA / 41 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 | F4L912T |
| Series | FL 912 |
| Configuration | L4, turbocharged |
| 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 F4L912T?
The Deutz F4L912T is rated at 51 kVA standby / 46 kVA prime at 50 Hz (1,500 rpm); and 59 kVA standby / 54 kVA prime at 60 Hz (1,800 rpm).
Does the F4L912T run at 50 Hz or 60 Hz?
The Deutz F4L912T is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the Deutz F4L912T use?
The Deutz F4L912T is a diesel generator-set engine.
What is the displacement and cylinder configuration of the F4L912T?
The Deutz F4L912T is an inline-4 (4-cylinder) engine with a displacement of 3.77 L.