Mitsubishi S12R-Y3MPTAW-4 Diesel Engine
 
1100 HP @ 1600 RPM
 
Available through Frontier Power — supplying trusted industrial diesel engines and dependable generator drive solutions.
 
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Overview
 
The Mitsubishi S12R-Y3MPTAW-4 is a powerful 12-cylinder, V-type industrial diesel engine manufactured by Mitsubishi Heavy Industries. Designed for generator drive applications, it delivers strong, efficient, and stable performance for both standby and prime duty operations. With its robust construction and Mitsubishi’s proven engineering, the S12R-Y3MPTAW-4 is built for reliability in demanding industrial and commercial environments.
 
 
Key Features
 
Power Output – Rated at 1100 HP @ 1600 rpm for dependable generator drive performance.
V12 Turbocharged Design – Turbocharged and aftercooled for consistent operation under heavy loads.
Durable Construction – Built for extended service life in continuous and standby duty cycles.
Efficient Systems – Mitsubishi’s fuel injection and cooling technologies ensure reliable performance.
Service-Friendly – Designed with accessible maintenance points and part commonality across the R-series.
Versatile Applications – Suitable for integration into a wide range of generator drive systems.
 
 
Applications
 
The S12R-Y3MPTAW-4 is widely used in industrial and commercial power generation, including:
 
Generator Sets – Suitable for both standby and continuous duty.
Critical Infrastructure – Reliable backup for hospitals, utilities, telecom networks, and data centers.
Industrial Operations – Proven in mining, manufacturing, and distributed energy systems.