Perkins
Perkins 401246TWG4A
4012 Series
Perkins 401246TWG4A generator-drive diesel engine discovered in the GenProBase public selector. GenProBase lists 2 row(s) across 50Hz, 60Hz with 46 L displacement, 12V cylinders, liquid-cooled cooling, and Unregulated emissions labeling. Treat this row as source-discovered and prioritize OEM datasheet attachment in a follow-up pass.
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- Manufacturer files
- No datasheet
- Last updated
- 2026-08-05
- Package route
- diesel generator sets
- Standby Power · 50 Hz
- 1,610 kVA
- Electrical Output
- 1,288 kWe
- Cylinders
- V12
- Displacement
- 46 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 | 1254 | 1204 | — |
| Standby Power | 1342 | 1288 | — |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 1254 | 1204 | — |
| Standby Power | 1342 | 1288 | — |
Perkins 401246TWG4A generator set context
The Perkins 401246TWG4A is listed here as a diesel generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 1,610 kVA / 1,288 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 | Perkins |
| Model | 401246TWG4A |
| Series | 4012 Series |
| Configuration | L12, turbocharged aftercooled |
| Cylinders | 12 |
| Displacement | 46 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | India / United Kingdom |
Frequently asked questions
What is the power output of the Perkins 401246TWG4A?
The Perkins 401246TWG4A is rated at 1,610 kVA standby / 1,505 kVA prime at 50 Hz (1,500 rpm); and 1,610 kVA standby / 1,505 kVA prime at 60 Hz (1,800 rpm).
Does the 401246TWG4A run at 50 Hz or 60 Hz?
The Perkins 401246TWG4A is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the Perkins 401246TWG4A use?
The Perkins 401246TWG4A is a diesel generator-set engine.
What is the displacement and cylinder configuration of the 401246TWG4A?
The Perkins 401246TWG4A is a V12 (12-cylinder) engine with a displacement of 46 L.
Is the Perkins 401246TWG4A still in production?
Yes — the Perkins 401246TWG4A is a current production model.