Mitsubishi
Mitsubishi S12R-PTAR1-C
S12R
Mitsubishi S12R-PTAR1-C generator-drive diesel engine discovered in the GenProBase public selector. GenProBase lists 1 row(s) across 50Hz with 49.03 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.
Overhaul & repair parts- Manufacturer files
- No datasheet
- Last updated
- 2026-08-05
- Package route
- diesel generator sets
- Standby Power · 50 Hz
- 1,500 kVA
- Electrical Output
- 1,200 kWe
- Cylinders
- V12
- Displacement
- 49.03 L
- Rated Speed
- 1,500 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf · kWe estimated — see note below
50 Hz1500 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 1185 | 1100 | — |
| Standby Power | 1303 | 1200 | — |
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.
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Mitsubishi S12R-PTAR1-C overhaul & repair parts
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Mitsubishi S12R-PTAR1-C generator set context
The Mitsubishi S12R-PTAR1-C is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 1,500 kVA / 1,200 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 | Mitsubishi |
| Model | S12R-PTAR1-C |
| Series | S12R |
| Configuration | L12, turbocharged aftercooled |
| Cylinders | 12 |
| Displacement | 49.03 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | China |
Frequently asked questions
What is the power output of the Mitsubishi S12R-PTAR1-C?
The Mitsubishi S12R-PTAR1-C is rated at 1,500 kVA standby / 1,375 kVA prime at 50 Hz (1,500 rpm).
Does the S12R-PTAR1-C run at 50 Hz or 60 Hz?
The Mitsubishi S12R-PTAR1-C is rated for 50 Hz (1,500 rpm).
What fuel does the Mitsubishi S12R-PTAR1-C use?
The Mitsubishi S12R-PTAR1-C is a diesel generator-set engine.
What is the displacement and cylinder configuration of the S12R-PTAR1-C?
The Mitsubishi S12R-PTAR1-C is a V12 (12-cylinder) engine with a displacement of 49.03 L.
What is the catalog status of the Mitsubishi S12R-PTAR1-C?
The Mitsubishi S12R-PTAR1-C is marked active in this database. Confirm current production and availability with the manufacturer; catalog status is not a live supply check.