Details
CCEC Cummins NTA855-DM264 Marine Engine Assembly
Choosing a heavy-duty power plant for commercial vessels requires a balance of mechanical reliability and predictable operating costs. The Cummins NTA855-DM264 Marine Diesel Engine is an in-line, 6-cylinder, 14-liter engine configuration engineered specifically to serve as a high-output marine auxiliary power unit. Manufactured by the Chongqing Cummins Engine Company (CCEC), this specific model provides the backbone for shipboard electrical grids and backup systems worldwide.
As an established industrial engine supplier, HekoPower provides the OEM Cummins NTA855-DM264 Complete Engine Assembly directly to shipyards, fleet operators, and maritime engineering firms. Whether you need a brand-new prime mover or an un-remanufactured unit for an emergency vessel repower, sourcing an Original Cummins NTA855-DM264 guarantees compatibility with existing onboard management systems.
Tech Specs of Cummins NTA855-DM264
General Engine Data
Engine Model: Cummins NTA855-DM264
Type: 6 Cylinders in Line
Displacement: 14 L
Bore * Stroke: 140 * 152
Net Weight (with flywheel & alternator): 1410 Kg
Overall Dimension: 1453mm*947mm*1296mm
Engine Configuration No.: D093641MX02
Key Performance Data
Rated Power/Standby Power: 264 kW/345HP,291 kW/390HP
Rated Speed: 1500 rpm
Low Idle Speed: 575-650 rpm
Fuel Consumption (Running Speed): ≤ 226 g/kW.hr
Torque/Rated Speed: 1681 N.m @ 1500 rpm
More Technical Data
Certification: CCS/IMO Certificates
Aspiration: Turbocharged/Aftercooled
Compression Radio: 14.5:1
Fuel System: Cummins Pressure Time (PT Pump)
Starting System: Electrical starting motor (12V/24V)
Lowest Starting Temp Without auxiliary system: -12℃
Engine Cooling System: Sea water pump, Heat exchanger, Wet exhaust manifold
Cooling Method: Water cooling
Marine Generator Drive Capabilities
When you buy Cummins NTA855-DM264 for marine generator drive applications, you are investing in a engine designed for dual-frequency configuration. The mechanical governor and fuel injection setup adapt easily to both 50Hz and 60Hz maritime grid standards.
- 50Hz Operations: Operates efficiently at 1500 RPM, standard for European and Asian maritime builds.
- 60Hz Operations: Runs comfortably at 1800 RPM, matching the requirements of North American commercial vessels.
The structural integrity of the CCEC build handles the continuous thermal stress of running a heavy alternator for days on end without power drops.
Real Application Scenarios in Commercial Fleets
This engine is rarely a luxury choice; it is a workhorse across specific industrial vessels.
- Auxiliary Engine for Fishing Boats: Deep-sea trawlers utilize the DM264 to power heavy refrigeration systems, onboard processing lines, and high-draw deck winches.
- Diesel Engine for Tug Boats: Tug operations demand high electrical output for bow thrusters and hydraulic pumps during intense docking maneuvers.
- Engine for Coastal Cargo Vessels: Merchant ships rely on this 14-liter platform to maintain base-load electricity for crew quarters, navigation arrays, and crane operations while docked.
- Engine for Offshore Support Vessels (OSV): Safe operations near drilling rigs require stable dynamic positioning systems powered by dependable auxiliary gensets.
Technical Comparisons: DM264 vs. Standard NTA855 Platforms
Understanding what sets the CCEC Cummins NTA855-DM264 Marine Engine apart from land-based industrial variants prevents expensive purchasing mistakes. Many trading companies quote cheaper industrial or automotive G-drive engines to unsuspecting buyers, leading to catastrophic regulatory failures at the port.
Marine Auxiliary vs. Industrial G-Drive Variations
The primary differences lie in the cooling system configuration and safety certifications. A standard land-based NTA855 utilizes a massive radiator fan that relies on ambient air. The Cummins NTA855-DM264 Auxiliary Marine Engine replaces this with a water-cooled exhaust manifold and a sea-water heat exchanger or keel cooling setup.
Marine environments also mandate double-wall insulated fuel lines and fuel leakage alarms to comply with SOLAS (Safety of Life at Sea) safety standards. Land engines lack these components entirely, making them illegal and unsafe for maritime deployment.
Fuel Consumption per Hour Analysis
Operational budgets depend directly on the NTA855-DM264 continuous power rating and fuel consumption curves. The PT (Pressure-Time) fuel system utilized by CCEC injects fuel at ultra-high pressures for clean combustion. At continuous duty, fuel burn scales predictably with the load factor:
- 100% Load: Approximately 203 grams per kilowatt-hour (g/kW·h).
- 75% Load: Optimizes thermal efficiency, dropping overall consumption while preserving internal component life.
Maritime Repower Solutions and Replacement Guide
When an older shipboard auxiliary engine fails, the cost of extended port downtime often dwarfs the price of a replacement unit. Fleet managers must decide between a protracted overhaul or a complete swap.
Executing a Clean Marine Repower Solution
The Cummins NTA855-DM264 Marine Repower Solution is highly favored by marine engineers because of its compact, predictable footprint. If your vessel is currently running an older generation NT855 or a competing engine from a legacy brand, swapping to a fresh DM264 requires minimal structural modification to the engine bed.
Before ordering, verify your existing Cummins NTA855-DM264 CPL Reference (Control Parts List). The CPL number dictates the exact internal configuration of the turbocharger, pistons, and injectors. Matching the CPL ensures that your new block integrates perfectly with your existing exhaust piping and raw water intake lines without requiring custom fabrication.
Engine Dimensions and Weight Constraints
Logistics planners must carefully calculate space limitations prior to delivery. The Cummins NTA855-DM264 Engine Dimensions and Weight profiles reflect its rugged cast-iron build:
- Net Weight: Dry weight sits at approximately 1,300 to 1,400 kg depending on the final bolt-on accessories.
- Physical Footprint: The length sits roughly around 1.3 meters, allowing it to squeeze into tight auxiliary engine rooms alongside main propulsion blocks.
Commercial Procurement, Lead Times, and Global Logistics
Purchasing industrial machinery requires transparent logistics data rather than vague sales promises. HekoPower operates as a specialized Cummins NTA855-DM264 Diesel Engine Supplier, managing international trade barriers on your behalf.
Cummins NTA855-DM264 Availability and Lead Time
Because these are specialized marine builds rather than mass-market truck engines, off-the-shelf availability varies. Standard assembly, marine classification testing, and export packing generally require a lead time of 3 to 5 weeks from order confirmation. As a high-volume Cummins NTA855-DM264 Bulk Purchase Supplier, we maintain priority build slots at the CCEC factory to minimize emergency wait times for grounded vessels.
Packaging and Cummins NTA855-DM264 Global Shipping
International ocean freight demands specialized preservation techniques. Every OEM Cummins NTA855-DM264 Complete Engine Assembly shipped by HekoPower undergoes rigorous export preparation. We treat unpainted machined surfaces with anti-corrosive marine wax, wrap the entire block in heavy-gauge VCI (Vapor Corrosion Inhibitor) plastic, and secure the assembly inside a heavy-duty IPPC-certified fumigated wooden crate. This prevents salt-air corrosion whether your engine travels via LCL ocean freight or flat-rack container.
Cummins N855-DM Series, Marine Auxiliary Engines for commercial and recreational applications, original products from Chongqing Cummins Engine Plant(CCEC). This series mainly includes NT855-DM180, NT855-DM205, NT855-DM230, NT855-DM240, NTA855-DM264, NTA855-DM284, NTA855-DM287, NTA855-DM306, NTA855-DM313,NTA855-DM317. All engines complete with sea water pump, heat exchanger, CCS/IMO certificates.
Procurement & Engineering FAQ
What configuration data is required to get a final Cummins NTA855-DM264 wholesale price?
To provide an accurate quote, we require your vessel's required marine classification certificate (e.g., CCS, BV, ABS), the target electrical frequency (50Hz or 60Hz), and your choice between a heat-exchanger cooling system or a keel-cooling setup.
Does the engine assembly include a complete Cummins NTA855-DM264 spare parts list?
Yes. Every complete engine assembly ships alongside an original factory logbook, a detailed Cummins NTA855-DM264 Marine Engine Maintenance Guide, and an illustrated Cummins NTA855-DM264 Spare Parts List to help your crew source correct part numbers for routine oil and fuel filter changes.
Are your units eligible for international warranty support?
We supply Original CCEC Cummins NTA855-DM264 Supplier units built with completely Genuine Cummins NTA855-DM264 Engine Assembly parts. These engines carry standard international commercial warranties, valid through authorized global Cummins service networks, provided regular maintenance records are maintained.
Can this engine be utilized as an emergency fire pump driver?
Yes. While its primary role is serving as a Cummins NTA855-DM264 Marine Generator Engine, its high torque profile and mechanical reliability make it fully compliant for use as a high-capacity, standalone emergency fire pump driver on large commercial vessels and offshore platforms.
