Details
DCEC Cummins 4BTAA3.9-C115 Industrial Engine
The DCEC Cummins 4BTAA3.9-C115 industrial engine is a reliable powerhouse built for heavy-duty machinery. As a trusted engine supplier, HekoPower provides complete, factory-fresh engine assemblies ready to deploy into your equipment. This 4-cylinder, 4BTAA3.9-C115 turbocharged diesel engine delivers proven mechanical durability without the complexity of modern electronic sensors.
Tech Specs of Cummins 4BTAA3.9-C115
General Engine Data
Engine Model: Cummins 4BTAA3.9-C115
Type: 4 Cylinders in Line
Displacement: 3.9 L
Bore * Stroke: 102 * 120
Overall Dimension: 867mm*544mm*988mm
Net Weight (with flywheel & alternator): 338 Kg
Key Performance Data
Rated Power: 85 kW/115HP
Rated Speed: 2200 rpm
Max Torque/Speed: 530 N.m @ 1400 rpm
Fuel Consumption @ Rated Power: 210 g/Kw.h
Max Continuous Running Altitude: 2000 m
More Technical Data
Certification: Euro II
Aspiration: Turbocharged-Intercooled
Fuel System: Diesel Injection Pump
Compression Ratio: 17.3:1
Electrical System (Starter Motor/Alternator): 12V/24V
Lowest Starting Temp Without auxiliary system: -12℃
Cooling Method: Water cooled
Engine Cooling Fluid Volume: 8.3 L
Advanced Air Handling and Cooling Systems
This model features a turbocharged air-to-air intercooled 4BTAA3.9-C115 design. Forcing cooled, dense air into the combustion chamber improves overall thermal efficiency.
The engineered Cummins 4BTAA3.9-C115 cooling system relies on a high-flow water pump and a heavy-duty radiator setup. This configuration maintains stable operating temperatures during continuous, high-load operations in ambient heat.
Mechanical Fuel System and Fuel Consumption Efficiency
The Cummins 4BTAA3.9-C115 mechanical fuel system utilizes an inline injection pump. It tolerates varying fuel qualities much better than modern common-rail electronic systems.
Optimizing your operation requires tracking Cummins 4BTAA3.9-C115 fuel consumption metrics. At its rated 85kW output, the engine maintains an efficient consumption curve, averaging roughly 210-215 g/kW.h depending on load factors. This efficiency lowers the lifetime operating cost of an active Cummins 4BTAA3.9-C115 power unit.
Industrial Applications and Equipment Compatibility
Industrial buyers rarely purchase an engine based on a datasheet alone; they buy to fit a specific machine. The Cummins 3.9L 115HP construction machinery engine is a versatile choice across global heavy equipment brands.
Earthmoving and Excavation Machinery
Excavators demand high hydraulic pressures driven by steady engine torque. The Cummins 4BTAA3.9-C115 engine for excavators is a drop-in power source for many mid-sized Chinese and international crawler models. It maintains hydraulic pump speed even under heavy digging or rock-breaking stress.
Compaction and Lifting Equipment
For site preparation, the Cummins 4BTAA3.9-C115 engine for road rollers delivers the steady rotational power required to drive heavy vibration drums. Similarly, the Cummins 4BTAA3.9-C115 engine for wheel loaders provides the necessary torque to push into heavy dirt banks while simultaneously running the bucket hydraulics.
Hydraulic and High-Altitude Adaptability
The DCEC 4BTAA3.9-C115 engine for hydraulic equipment balances well with variable-displacement pumps. Furthermore, its specialized wastegate turbocharger minimizes power loss at elevated locations, making it a reliable choice for operations with challenging Cummins 4BTAA3.9-C115 operating altitude conditions.
Technical Comparisons: 4BTAA3.9-C115 vs. Competitor Models
4BTAA3.9-C115 vs. Standard 4BTA3.9 Variations
The primary difference lies in the "A" within the name, which designates Air-to-Air intercooling. The base 4BTA model uses jacket-water aftercooling or relies strictly on a turbocharger. The intercooled C115 version lowers intake temperatures more effectively, producing a cleaner burn and boosting output to 115HP without over-stressing the engine block.
Why Choose This Over Electronic Tier 3/Stage III Engines?
Modern electronic engines rely heavily on sensors, ECUs, and strict fuel filtration. For remote job sites, the replacement engine Cummins 4BTAA3.9-C115 Euro 2 setup offers fewer potential failure points. It can be serviced with standard mechanical tools, avoiding the need for specialized diagnostic software.
Maintenance, Troubleshooting, and Component Care
Regular maintenance protects your investment and ensures your machinery stays operational. Proper care prevents unscheduled downtime and extends the service life of your equipment.
Standard Maintenance Guidelines
Keep your Cummins 4BTAA3.9-C115 maintenance manual schedule updated by changing the oil, oil filter, and primary fuel filters every 250 operating hours. Clean air filtration is critical on dusty job sites to protect the compressor wheel of your Cummins 4BTAA3.9-C115 turbocharger.
Common Troubleshooting Scenarios
Effective Cummins 4BTAA3.9-C115 troubleshooting usually starts with inspecting the air and fuel delivery lines.
- Black Exhaust Smoke: Often indicates a restricted air intake or a worn turbocharger.
- Hard Starting/Power Loss: Typically points to air drawn into the fuel lines or a clogged fuel filter affecting the Cummins 4BTAA3.9-C115 injector pump.
Overhaul and Repair Solutions
When performance drops after thousands of hours, a full replacement isn't always mandatory. HekoPower supplies complete Cummins 4BTAA3.9-C115 spare parts support. For major service intervals, our Cummins 4BTAA3.9-C115 overhaul kit contains original pistons, liners, rings, gaskets, and bearings required to restore the engine block to factory specifications.
B2B Sourcing: Procurement, Logistics, and Supply Chain
Sourcing heavy machinery components requires clear logistics, verified authenticity, and reliable support. HekoPower streamlines the procurement process for international buyers.
Verifying CPL Codes and Build Sheets
Every genuine Dongfeng Cummins engine features a unique serial number and data plate. When ordering, checking the DCEC 4BTAA3.9-C115 CPL code and datasheet ensures that the flywheel housing, engine mounts, and pulley configurations perfectly match your existing equipment's footprint.
Global Logistics and Export Packaging
As an established China DCEC 4BTAA3.9-C115 exporter, HekoPower packages every original 4BTAA3.9-C115 industrial engine assembly in export-grade, anti-rust treated wooden cases. We coordinate sea and air freight logistics from major ports to keep your project timelines on track.
Secure Wholesale and OEM Sourcing
Whether you need a single Cummins 4BTAA3.9-C115 replacement engine or an OEM Cummins 4BTAA3.9-C115 engine assembly batch for a machinery fleet, HekoPower offers flexible trade terms. We handle Dongfeng Cummins 4BTAA3.9-C115 wholesale orders with transparent pricing and full technical documentation.
Cummins B3.9-C Series, original products from Dongfeng Cummins Engine Plant (DCEC), Cummins Joint Venture Plant since 1986, 50% shareholding by Cummins USA. This series mainly includes 4BT3.9-C80, 4BT3.9-C100, 4BT3.9-C105, 4BT3.9-C110, 4BTA3.9-C80, 4BTA3.9-C100, 4BTA3.9-C110, 4BTA3.9-C120, 4BTA3.9-C125, 4BTA3.9-C130, 4BTAA3.9-C80, 4BTAA3.9-C100, 4BTAA3.9-C110, 4BTAA3.9-C115, 4BTAA3.9-C125, 4BTAA3.9-C130.
Frequently Asked Questions
What is the exact price of a DCEC Cummins 4BTAA3.9-C115 engine?
The total DCEC Cummins 4BTAA3.9-C115 price depends on your required configuration, such as whether you need a bare long block or a complete Cummins 4BTAA3.9-C115 industrial power pack with a radiator and air cleaner. Contact the HekoPower sales team for a detailed quote tailored to your destination port.
Can I use this engine to replace an electronic Tier 3 engine?
Yes, it is a popular replacement engine Cummins 4BTAA3.9-C115 Euro 2 option for older equipment layouts. However, you must verify local environmental regulations regarding emissions standards before making the switch.
How do I confirm my engine is a genuine Dongfeng Cummins product?
Every genuine Dongfeng Cummins 4BTAA3.9-C115 assembly features an official engine data plate issued by the DCEC factory. This plate includes the unique engine serial number (ESN), which can be verified directly through the official Cummins tracking system.
Does HekoPower supply individual components for the 4BTAA3.9-C115?
Yes. Beyond selling the buy Cummins 4BTAA3.9-C115 complete engine assembly, we support maintenance teams with individual parts, including turbochargers, water pumps, fuel injection pumps, and complete overhaul gasket sets.
