Marine Engine
S12U-MPTK
General information
The S12U-MPTK engine is designed and built in Japan and finished to customer specifications in France in order to deliver performance and reliability. The SU inherits all the very best of Mitsubishi’s proprietary technologies which have been developed for over half a century. Mitsubishi’s reliable mechanism generates powerful propulsion, yet compact style makes the engine easy to mount and maintain. Robust, rigid structure and low fuel consumption ratio - key requirements for the main engine of tugboats and other heavy applications. The SU engine is built to deliver reliable service for many years and to satisfy the exacting demands of professional boat operators
Benefits
- Reliable
- Economical fuel consumption
- Easy to mount and maintenance
Applications
- Tug
- Fishing
- Inland cargo
-
Specifications
Application Auxiliary Generator Cylinder configuration 8/60°V Total displacement (l) 141.15 Bore x stroke (mm) 240 x 260 Compression ratio 13.5:1 Dry weight (kg) 15500 Dimensions - L x W x H (mm) 3562 x 1910 x 2374 Method of operation 4-stroke, water-cooled diesel engine, with direct-injection, turbocharger and air-cooler Cooling method separate high and low temperature cooling circuit; charge air cooler by closed freshwater system controlled by thermostat (intercooler) -
Ratings
Rating Prime Diesel-electric Prime Diesel-electric Diesel-electric Prime Diesel-electric Diesel-electric Diesel-electric Output (kW) 2685 2685 2541 2541 2412 2299 2299 2283 2090 Output (bhp) 3601 3601 3408 3408 3235 3083 3083 3062 2803 Engine speed (rpm) 1200 1200 1000 1000 1200 900 900 1000 900 Emissions IMO Tier II IMO Tier II IMO Tier II IMO Tier II IMO Tier II IMO Tier II IMO Tier II IMO Tier II IMO Tier II -
DOCUMENTATION
Rating definition - Medium Speed - Auxiliary and Diesel Electric Propulsion PDF Mitsubishi Marine Product Guide PDF
| Application | Auxiliary Generator |
|---|---|
| Cylinder configuration | 8/60°V |
| Total displacement (l) | 141.15 |
| Bore x stroke (mm) | 240 x 260 |
| Compression ratio | 13.5:1 |
| Dry weight (kg) | 15500 |
| Dimensions - L x W x H (mm) | 3562 x 1910 x 2374 |
| Method of operation | 4-stroke, water-cooled diesel engine, with direct-injection, turbocharger and air-cooler |
| Cooling method | separate high and low temperature cooling circuit; charge air cooler by closed freshwater system controlled by thermostat (intercooler) |
| Rating | Prime | Diesel-electric | Prime | Diesel-electric | Diesel-electric | Prime | Diesel-electric | Diesel-electric | Diesel-electric |
|---|---|---|---|---|---|---|---|---|---|
| Output (kW) | 2685 | 2685 | 2541 | 2541 | 2412 | 2299 | 2299 | 2283 | 2090 |
| Output (bhp) | 3601 | 3601 | 3408 | 3408 | 3235 | 3083 | 3083 | 3062 | 2803 |
| Engine speed (rpm) | 1200 | 1200 | 1000 | 1000 | 1200 | 900 | 900 | 1000 | 900 |
| Emissions | IMO Tier II | IMO Tier II | IMO Tier II | IMO Tier II | IMO Tier II | IMO Tier II | IMO Tier II | IMO Tier II | IMO Tier II |
| Rating definition - Medium Speed - Auxiliary and Diesel Electric Propulsion | |
|---|---|
| Mitsubishi Marine Product Guide |
*This data may be revised without prior notice. All pictures shown are for illustration purpose only.