Mitsubishi S12A2-Y2PTAW-2 Diesel Engine
 
Available through Frontier Power — your trusted provider of industrial generator engines and reliable power solutions.
 
 
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Overview
 
The Mitsubishi S12A2‑Y2PTAW‑2 is a heavy-duty industrial diesel engine crafted by Mitsubishi Heavy Industries (Japan). Designed for robustness and efficiency, this compact 12-cylinder engine delivers dependable performance in both standby and prime power applications.
 
 
Key Features
 
Robust V‑Configuration – 12-cylinder, 60° V‑type engine with turbocharging and fresh-water intercooling, engineered for enduring industrial use  .
Optimized Design – Compact footprint for its capacity, with thoughtfully positioned service points and easily accessible components  .
Reliable Fuel & Cooling Systems – Equipped with Mitsubishi’s proven fuel injection and dual cooling circuits for stable thermal performance  .
Ease of Maintenance – Built with a maintenance-friendly layout, minimal specialized tooling needs, and parts commonality across the Mitsubishi S‑series  .
 
 
Applications
 
Ideal for demanding generator applications, where durability and consistent output are key:
 
Generator Sets – Standby or prime power systems in commercial or industrial environments.
Critical Infrastructure – Suitable for use in data centers, hospitals, telecom facilities, utilities, and more.
Industrial Operations – Applicable in manufacturing, mining, and distributed energy setups.