Cummins NTA855-M400 Marine Engine
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Cummins NTA855-M400 Marine Engine
Category:
Power:
400 HP / 298 kW @ 1800 RPM
Rating type:
Continuous
Type:
6-cylinder
Application:
Marine Propulsion
Packing Size:
Weight:
3150 lbs / 1430 kg
HS Code:
840810
Technical Specification of Cummins NTA855-M400 Marine Engine
Engine Model
NTA855-M400
Fuel System
Cummins PT System
Rated Power
298kW [400HP] @1800 r/min
Peak Engine Torque
1021[ 1385 ]
Rated Speed
1800rpm
Compression Ratio
14.5:1
Rating Type
Continuous
Fuel Consumption at Rated Speed
Approx. 57 L/hr at rated speed
Bore
140mm(5.5 in)
Cooling system
Jacket Water Aftercooled (JWAC)
Stroke
152mm(6.0 in)
Firing Order
1-5-3-6-2-4
Aspriration
Turbocharged/Aftercooled
Dry Weight
3150 lbs / 1430 kg
Displacement
14L
Emission
General Information of Cummins NTA855-M400 Marine Engine
Cummins NTA855-M400 Marine Engine
Powerful. Reliable. Certified for Continuous Marine Use.
Product Description
The Cummins NTA855-M400 is a robust, turbocharged and aftercooled 6-cylinder marine diesel engine, engineered for continuous-duty marine propulsion applications. Cummins MTA 855 marine propulsion engine offers 400HP (298kW) at 1800 RPM, ensuring dependable performance under the most demanding conditions. Fully compliant with IMO MARPOL 73/78 Annex VI regulations, the NTA855-M400 is ideal for commercial vessels requiring consistent power output and fuel efficiency.
Specifications
| Item | Details |
|---|---|
| Engine Model | NTA855-M400 |
| Power Output | 400 HP / 298 kW @ 1800 RPM |
| Displacement | 14 L (855 in³) |
| Cylinders | 6 |
| Bore x Stroke | 140 mm x 152 mm (5.5 in x 6.0 in) |
| Aspiration | Turbocharged / Aftercooled |
| Compression Ratio | 14.5:1 |
| Fuel System | Cummins PT System |
| Fuel Consumption | Approx. 57 L/hr at rated speed |
| Cooling System | Jacket Water Aftercooled (JWAC) |
| Certifications | IMO MARPOL Annex VI, Regulation 13 |
| Dry Weight (with HX) | Approx. 3150 lbs / 1430 kg |
| Rated Type | Continuous |
Product Advantages
- IMO-Certified: Fully compliant with IMO NOx emission standards for global marine applications.
- Durable Continuous Rating: Designed for uninterrupted, around-the-clock marine operations.
- Optimized Fuel Efficiency: Low fuel consumption at high performance, reducing operational costs.
- Proven Technology: Backed by Cummins’ global engineering and service network.
Key Features
- High-strength 6-cylinder inline design for reliable propulsion.
- Turbocharged and aftercooled for improved power density.
- Compatible with standard marine gearboxes and installations.
- Efficient jacket water cooling system.
- Engineered for easy service and parts availability worldwide.
Applications
- Cargo Vessels
- Tugboats
- Fishing Boats
- Ferries
- Patrol Boats
- Inland River Transport
Ideal for vessels requiring continuous engine operation with high reliability.
Product Availability
The Cummins NTA855-M400 marine engine is readily available for global delivery. We offer flexible configurations, gearbox compatibility, and international shipping to meet your marine project’s specifications.
For pricing, custom configurations, or lead time, contact our sales team today.
Download of Cummins NTA855-M400 Marine Engine Datasheet
Model
Power
Emission
Datasheet
Drawing
Service Manual
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