Mitsubishi
Mitsubishi S12R-PTAR-C（新）
S12R Series
The Mitsubishi S12R-PTAR-C（新） is a 34.92-litre V12 diesel engine for generator sets, rated at 1,466 kVA / 1,173 kWe standby power at 1,500 RPM (50 Hz). It is a liquid-cooled engine built in China.
- Standby Power · 50 Hz
- 1,466 kVA
- Electrical Output
- 1,173 kWe
- Cylinders
- V12
- Displacement
- 34.92 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 | |
|---|---|---|---|
| Standby Power | 1303 | 1172.7 | 1465.9 |
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.
Technical Specifications
| Brand | Mitsubishi |
| Model | S12R-PTAR-C（新） |
| Series | S12R Series |
| Configuration | V12 |
| Cylinders | 12 |
| Displacement | 34.92 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | China National Stage III / Unregulated |
| Country of Origin | China |
Frequently asked questions
What is the power output of the Mitsubishi S12R-PTAR-C（新）?
The Mitsubishi S12R-PTAR-C（新） is rated at 1,466 kVA standby at 50 Hz (1,500 rpm).
Does the S12R-PTAR-C（新） run at 50 Hz or 60 Hz?
The Mitsubishi S12R-PTAR-C（新） is rated for 50 Hz (1,500 rpm).
What fuel does the Mitsubishi S12R-PTAR-C（新） use?
The Mitsubishi S12R-PTAR-C（新） is a diesel generator-set engine.
What is the displacement and cylinder configuration of the S12R-PTAR-C（新）?
The Mitsubishi S12R-PTAR-C（新） is a V12 (12-cylinder) engine with a displacement of 34.92 L.
Is the Mitsubishi S12R-PTAR-C（新） still in production?
Yes — the Mitsubishi S12R-PTAR-C（新） is a current production model.
Is a datasheet available for the S12R-PTAR-C（新）?
Yes — an official Mitsubishi datasheet for the Mitsubishi S12R-PTAR-C（新） can be downloaded from this page.
Related Engines
Compare Mitsubishi S12R-PTAR-C（新）
Reference
- Canonical page
- /engines/mitsubishi-s12r-ptar-c
- Last database update
- 2026-05-29
- Manufacturer files
- 1 datasheet linked
Need this engine?
Haifeng Machinery supplies diesel and gas generators and engines worldwide.
Get a Quote ↗Or browse Haifeng's diesel generator sets ↗