The Yanmar TNV (Total New Value) series engines are a range of compact, water-cooled, 4-cycle diesel engines designed for industrial use in construction equipment, agriculture machinery, generators, and other off-road applications. Built with a focus on efficiency, reliability, and compliance with global emissions standards, the TNV series delivers proven performance under the most demanding conditions.

Key Benefits

1. Fuel Efficiency
   • Advanced direct injection and combustion technology ensures optimal fuel atomization and reduced fuel consumption.
   • Lower total cost of ownership over the engine’s lifetime.
2. Low Emissions
   • Fully compliant with stringent emission regulations such as EPA Tier 4 Final, EU Stage V, and Japan MLIT standards.
   • Equipped with common rail systems, diesel particulate filters (DPF), and diesel oxidation catalysts (DOC) on select models.
3. Quiet Operation
   • Noise reduction is achieved through optimized combustion and precision-engineered components.
   • Lower noise and vibration levels enhance comfort and usability in enclosed or noise-sensitive environments.
4. Durability and Reliability
   • Robust design with high-quality materials and Yanmar’s legendary manufacturing standards.
   • Proven track record in harsh environments and long duty cycles.
5. Compact Size
   • High power-to-size ratio enables flexible installation in tight spaces.
   • Ideal for equipment with limited engine room or mobile applications.
6. Ease of Maintenance
   • User-friendly design with easy access to filters, oil ports, and other service points.
   • Long service intervals and diagnostics available on electronic models.

Key Features

• Advanced Combustion Technology
  Proprietary Yanmar direct injection or common rail systems provide precise fuel control for clean combustion.
• Emission Control Systems
  Includes cooled EGR (Exhaust Gas Recirculation), DPF, DOC, and SCR systems (depending on model and region).
• Turbocharged Options
  Available on certain models for enhanced power output without increasing engine displacement.
• Electronic Control Unit (ECU)
  Provides real-time engine monitoring and diagnostics to improve performance and reliability.
• Heavy-Duty Components
  Crankcase, cylinder head, pistons, and valves designed to withstand continuous operation in rugged environments.
• Flexible Mounting and Integration
  Multiple configurations for flywheel housings, PTOs, and control systems allow easy adaptation to various OEM equipment.