Details
Genuine CCEC Cummins M11-C280 Complete Engine Assembly
Finding a reliable heavy-duty diesel engine requires matching precise power outputs with harsh operating environments. The CCEC Cummins M11-C280 is a 10.8L, 6-cylinder diesel engine engineered specifically for extreme industrial and construction applications. Delivering 205kW (280HP) at 2100 RPM, this mechanical diesel engine provides the raw pulling power required for high-stress machinery.
HekoPower supplies the Cummins M11-C280 complete engine assembly fully tested and ready for global export. Whether you are repowering a heavy excavator or sourcing a reliable industrial power unit, this engine delivers consistent performance with a simplified mechanical fuel system.
Tech Specs of Cummins M11-C280 Engine
General Engine Data
Engine Model: Cummins M11-C280
Type: 6 Cylinders in Line
Displacement: 10.8 L
Bore * Stroke: 125 * 147
Overall Dimension: 1450mm*950mm*1010mm
Net Weight (with flywheel & alternator): 980 Kg
Key Performance Data
Rated Power: 205 kW/280HP
Rated Speed: 2100 rpm
Max Torque/Speed: 1288 N.m @ 1300 rpm
Max. No-Load Speed: 2450 rpm
Fuel Consumption @ Rated Power: 64.4 L/hr
Idle Speed: 675-750 rpm
Max. Continuous Running Altitude: 3048 m
More Technical Data
Certification: Tier 1
Aspiration: Turbocharged-Intercooled
Fuel System: Direct Injection PT Pump, STC
Compression Ratio: 16.1:1
Electrical System (Starter Motor/Alternator): 12V/24V
Lowest Starting Temp Without auxiliary system: -12℃
Cooling Method: Water cooled
Engine Cooling Fluid Volume: 9.5 L
Matching the M11-C280 to Heavy Construction Equipment
Heavy equipment cannot afford downtime. The M11-C280 construction machinery engine is highly favored in the field because it produces a peak torque of 1288 Nm. This high torque at low RPMs is exactly what hydraulic pumps demand during heavy lifting or deep digging operations.
We frequently supply this engine as a direct repower solution for heavy excavators and crawler cranes. The robust 10.8L displacement ensures that the block does not overheat under continuous load. Furthermore, the engine is widely utilized in rotary drilling rigs and concrete pumps. The turbocharged intercooled design ensures optimal air density, allowing construction equipment to maintain power even at higher altitudes or in high-temperature environments.
Technical Engine Comparisons in the 280HP Class
Equipment managers often face choices when selecting a replacement engine in the 280HP range. Understanding how the M11-C280 compares to other Cummins variants is critical for equipment compatibility and long-term reliability.
M11-C280 10.8L vs NTA855-C280 14L
A common debate in the industry is whether to use the M11-C280 or the older NTA855-C280. Both engines deliver 280 horsepower. However, the NTA855 is a massive 14-liter block. The M11-C280 achieves the same 205kW output from a much more compact 10.8L footprint. If you are repowering a modern wheel loader or an excavator with a constrained engine bay, the M11-C280 engine dimensions provide a significant installation advantage. The M11 also offers a better power-to-weight ratio, reducing the overall operating weight of mobile mining equipment.
M11-C280 vs M11-C300
Within the same engine family, buyers frequently compare the M11-C280 against the M11-C300. Both share the exact same block and bore and stroke dimensions. The difference lies in the fuel calibration and turbocharger mapping. The M11-C280 operates under slightly less internal stress than the 300HP version. For machinery that runs continuous, stationary loads—such as rock crushers or heavy industrial power units—the 280HP calibration often yields a longer lifespan between major overhauls due to lower thermal fatigue.
Diverse Power Nodes for Specific Applications
Because different equipment requires highly specific calibrations to match existing hydraulic pumps and transmissions, the M-series is not a one-size-fits-all product line. Engine mounting dimensions, flywheel housings, and governor settings must align perfectly with the machine's original engineering.
To accommodate this wide range of industrial equipment, This series mainly includes M11-C225, M11-C245, M11-C250, M11-C265, M11-C270, M11-C275, M11-C280, M11-C290, M11-C300, M11-C310, M11-C315, M11-C320, M11-C330, M11-C335, M11-C350.
Overcoming Common Misconceptions About the M11-C280
The Mechanical vs. Electronic Engine Debate
A major misconception is that modern electronic engines are always superior to mechanical engines. In controlled environments, electronic engines offer precise data. However, in remote mining operations or heavy construction sites, the M11-C280 PT fuel system is a massive advantage. The PT (Pressure-Time) fuel pump and injector system is entirely mechanical. It does not rely on sensitive electronic control modules (ECMs) or complex wiring harnesses that frequently fail in dusty, high-vibration environments. Field mechanics can troubleshoot and service the M11-C280 with standard hand tools, practically eliminating diagnostic downtime.
Universal Engine Fitment
Another common error is assuming any M11-C280 replacement engine will bolt directly into any machine. Flywheel housing compatibility is a strict requirement. The Cummins M11-C280 flywheel size and SAE housing dimensions can vary based on whether it is coupling to an Allison transmission, a hydraulic pump drive, or an industrial clutch. Always verify the exact SAE standard required by your equipment before ordering.
Maintenance and Engine Replacement Tips
When you purchase a Cummins M11-C280 engine assembly for sale, proper installation is just as important as the hardware itself.
The absolute most critical step in engine replacement compatibility is verifying the engine CPL number (Control Parts List). The CPL dictates the exact piston type, camshaft profile, and PT fuel pump calibration used in your specific build. When contacting HekoPower, providing your original engine serial number allows our technicians to verify the CPL and ensure the replacement engine matches your machine's exact emissions and performance specs.
Routine maintenance on the M11-C280 is straightforward but strict. Monitor the turbocharger model and overhaul compatibility closely. If the engine is operating in heavily particulate environments, inspecting the turbocharger compressor wheel for dusting is required every 1,000 hours. Furthermore, because the M11-C280 relies on the mechanical PT fuel pump, maintaining strict fuel filtration schedules is mandatory to protect the fuel injectors from premature wear.
Direct Procurement and Export Support
Sourcing heavy machinery engines internationally requires a partner who understands industrial logistics. HekoPower operates as a direct factory CCEC Cummins M11-C280 heavy equipment supplier. We do not just sell parts; we deliver fully built, tested power units.
When you buy a new CCEC Cummins M11-C280 engine assembly from us, you receive full commercial support. We provide detailed Cummins M11-C280 engine price quotations, including transparent lead times. Our logistics team handles professional engine export packaging, ensuring the block is secured and protected against maritime moisture. We can provide a comprehensive FOB price and supply the necessary export certificates required by your local customs authority.
Frequently Asked Questions About Cummins M11-C280
How do I confirm this engine will fit my heavy excavator?
You must provide the engine serial number or the CPL number from your current engine's data plate. Our engineering team will cross-reference this data to confirm engine mounting dimensions, flywheel housing compatibility, and PT fuel system specifications.
Is the Cummins M11-C280 mechanically controlled?
Yes. Most industrial versions use the PT mechanical fuel system, which simplifies maintenance and field servicing.
Do you supply the bare engine or a complete power unit?
We supply both. We can ship a complete Cummins M11-C280 engine assembly—including the starter, alternator, turbocharger, and fuel pump—ready to drop into your machine. We can also configure a standalone industrial power unit mounted on a skid with a radiator and control panel for stationary applications.
What warranty is available?
New CCEC M11-C280 engines can include a 12-month warranty subject to supply conditions and operating standards.
