Cummins marine power solutions are designed to meet the challenges of commercial, government and recreational marine applications – from high output to light duty.
Cummins Marine Engines: Powering Performance on the Water
When it comes to reliable and high-performance marine engines, Cummins has been a trusted name for decades.
Whether for commercial vessels, fishing boats, or recreational marine applications, Cummins marine engines deliver durability, fuel efficiency, and superior power.
Among the most popular models are the 4BT3.9-M, 6BT5.9-M, 6CTA8.3-M, NTA855-M, KTA19-M, KTA38-M, and KTA50-M. Each of these engines is designed to meet the demanding conditions of marine operations while providing exceptional performance.
Performance Advantages of Cummins Marine Engines
1. 4BT3.9-M – Compact and Efficient
Reliable Power: 105–170 HP range, ideal for small fishing boats and auxiliary applications.
Fuel Efficiency: Advanced direct injection technology ensures optimal fuel consumption.
Durability: Robust cast-iron construction for long service life in harsh marine environments.
Low Maintenance: Simple design with fewer moving parts reduces downtime.
2. 6BT5.9-M – Versatile Mid-Range Power
Power Output: 210–330 HP, suitable for mid-sized workboats and passenger vessels.
Turbocharged Performance: Enhanced air intake for better combustion and efficiency.
Compact Design: Fits well in tight engine compartments without sacrificing power.
Proven Reliability: Widely used in marine applications with a strong track record.
3. 6CTA8.3-M – High Torque and Performance
Power Range: 250–450 HP, designed for heavy-duty marine operations.
Aftercooled Turbocharging: Improves power density and reduces emissions.
Smooth Operation: Balanced design minimizes vibration for better onboard comfort.
Longevity: High-grade materials and precision engineering extend engine life.
4. NTA855-M – Industrial-Grade Marine Power
High Power Output: 350–600 HP, built for large fishing vessels and tugs.
Mechanical Fuel System: Simple, rugged, and easy to maintain.
Heavy-Duty Construction: Reinforced components withstand continuous high-load operation.
Global Support: Extensive service network ensures parts and expertise are readily available.
5. KTA19-M – Advanced Turbocharged Performance
Power Range: 600–800 HP, ideal for fast ferries and patrol boats.
High Torque at Low RPM: Optimized for acceleration and heavy loads.
Advanced Cooling System: Efficient heat dissipation for prolonged operation.
Electronic Controls (Optional): Enhances precision and fuel management.
6. KTA38-M – Heavy-Duty Marine Workhorse
Power Output: 900–1,200 HP, designed for large commercial and military vessels.
Turbocharged & Aftercooled: Maximizes efficiency and power density.
Robust Construction: Built to handle extreme marine conditions with minimal downtime.
Flexible Configurations: Available in multiple ratings to suit different vessel requirements.
7. KTA50-M – Maximum Power for Demanding Applications
Power Range: 1,400–1,800 HP, engineered for high-speed crafts and large ships.
High-Performance Turbocharging: Delivers unmatched power and responsiveness.
Durable Design: Heavy-duty components ensure reliability in continuous operation.
Low Emissions: Meets global marine emission standards while maintaining efficiency.
Why Choose Cummins Marine Engines?
Global Reputation: Trusted by boat builders and operators worldwide.
Fuel Efficiency: Advanced combustion technology reduces operating costs.
Durability: Built to withstand saltwater, humidity, and heavy loads.
Comprehensive Support: Cummins’ global service network ensures maintenance and parts availability.
Whether you need a compact 4BT3.9-M for a small fishing vessel or the immense power of a KTA50-M for a high-speed ferry, Cummins marine engines deliver unmatched performance, efficiency, and reliability. With a legacy of innovation and engineering excellence, Cummins continues to be the preferred choice for marine propulsion and auxiliary power.
Power your vessel with Cummins – where performance meets the sea.
