DCEC Cummins construction engine model list

Cummins DCEC QSB3.9 engine for construction machinery
Type: In-line four-cylinder, water-cooled, four-stroke, electronically controlled high pressure direct injection
Bore x Stroke (mm): 102 x 120
Displacement (liters): 3.9
Intake method: Turbocharger & intercool
Maximum power (hp/kW): 130/97
Maximum torque (N m): 520
Electronic control system: ECM
Fuel system: High pressure common rail system
Emissions: Country III/EU Stage IIIA
Dry weight (kg): 331
L×W×H (mm): 778×753×882

Product advantages
• Advanced design and sophisticated manufacturing, adapt to a variety of harsh working conditions, high-strength, heavy-duty work ability
• The integrated design of the cylinder block and cylinder head prevents the occurrence of water leakage and oil leakage of the engine. The number of parts is about 40% less than that of other similar engines, and the failure rate is greatly reduced
• Adopt forged steel camshaft and crankshaft, high-strength cylinder block design, many parts are cast on the cylinder block, high rigidity, strong high pressure resistance, good reliability and longer service life
• Cylinder bore adopts platform mesh honing design, perfect geometric structure effectively prevents oil leakage, and adopts advanced technology such as new piston ring assembly and sealing gasket crimping molding to reduce oil consumption
• Adopt Holset supercharger with integral wastegate, low-speed response and dynamic performance
• Three-stage fuel filtration ensures balanced particle dispersion levels, protecting major fuel system components and maximizing engine life
• The electronic control system can intelligently switch the working mode according to the environment and operating conditions, and has the functions of self-diagnosis, alarm and remote monitoring
• Mature intelligent electronic control technology improves the overall performance of the engine, and the engine specifications can be customized according to application requirements

Engine spectrum
Engine Model Emission Standard Rated Power kW/rpm Maximum Torque N.m/rpm Number of Cylinders Displacement L Intake Mode
QSB3.9-C80-30 Country III/EU StageIIIA 60@2000 350@1350 4 3.9 Supercharged intercooler
QSB3.9-C80-31 Country III/EU StageIIIA 60@2200 350@1600 4 3.9 Supercharged intercooler
QSB3.9-C100-31 Country III/EU StageIIIA 74@2400 330@1600 4 3.9 Supercharged intercooler
QSB3.9-C110-30 Country III/EU StageIIIA 81@2200 480@1600 4 3.9 Supercharged intercooler
QSB3.9-C125-30 Country III/EU StageIIIA 93@2200 480@1350 4 3.9 Supercharged intercooler
QSB3.9-C130-30 Country III/EU StageIIIA 97@2300 520@1600 4 3.9 Supercharged intercooler
QSB3.9-C130-31 Country III/EU StageIIIA 97@2500 520@1600 4 3.9 Supercharged intercooler

Cummins DCEC QSB4.5 engine for construction machinery
Type: In-line four-cylinder, water-cooled, four-stroke, electronically controlled high pressure direct injection
Bore x Stroke (mm): 107 x 124
Displacement (liters): 4.5
Intake method: Turbocharger & intercool
Maximum power (hp/kW): 160/119
Maximum torque (N m): 624
Electronic control system: ECM
Fuel system: High pressure common rail system
Emissions: Country III/EU Stage IIIA
Dry weight (kg): 381
L×W×H (mm): 900×702×880

Product advantages
•The five key systems of the engine are developed and integrated by Cummins to ensure the reliability of the engine
• High pressure common rail fuel system (HPCR), the injection pressure is up to 1600bar, the throttle response is fast at different speeds, the power output is more efficient, the fuel economy is better, and the noise is lower
•Mature intelligent electronic control technology can improve the overall performance of the engine, and the engine specifications can be customized according to application requirements, with stronger self-diagnosis and self-protection capabilities
• Redesign the filter system for oil products, with strong fuel adaptability, suitable for applications in various fields
• Strong environmental adaptability, good cold start performance
• Overall modular design, less total number of parts, low failure rate, compact structure, easy maintenance
•High-strength new cylinder design, increased displacement, better reliability, low noise and longer service life
•Using a wastegate turbocharger, the boost is smoother at low speed, and the power output is more stable at high speed
• The power output of the rear gear chamber has a significant noise reduction effect
•Three-stage fuel filter ensures a balanced particle dispersion level, protects the main components of the fuel system, and maximizes engine life
• The electronic control system can intelligently switch the working mode according to the environment and operating conditions, and has the functions of self-diagnosis, alarm and remote monitoring
•Mature intelligent electronic control technology can improve the overall performance of the engine, and the engine specifications can be customized according to application requirements

Engine spectrum
Engine Model Emission Standard Rated Power kW/rpm Maximum Torque N.m/rpm Number of Cylinders Displacement L Intake Mode
QSB4.5-C110-30 Country III/EU StageIIIA 82@2200 488@1500 4 4.5 Supercharged intercooler
QSB4.5-C110-31 Country III/EU StageIIIA 82@1800 488@1300 4 4.5 Supercharged intercooler
QSB4.5-C130-30 Country III/EU StageIIIA 97@2200 600@1500 4 4.5 Supercharged intercooler
QSB4.5-C160-30 Country III/EU StageIIIA 119@2200 624@1500 4 4.5 Supercharged intercooler

Cummins DCEC QSB5.9 engine for construction machinery
Type: In-line six-cylinder, water-cooled, four-stroke, electronically controlled high-pressure direct injection
Bore x Stroke (mm): 102 x 120
Displacement (liters): 5.9
Intake method: Turbocharger & Intercooler
Maximum power: (hp/kW) 210/154
Maximum torque: (N m) 820
Electronic control system: ECM
Fuel system: High pressure common rail system
Emissions: Country III/EU Stage IIIA
Dry weight (kg): 453
L×W×H (mm): 1015×725×990

Product advantages
• Advanced design and sophisticated manufacturing, adapt to a variety of harsh working conditions, high-strength, heavy-duty work ability
• The integrated design of the cylinder block and cylinder head prevents the occurrence of water leakage and oil leakage of the engine. The number of parts is about 40% less than that of other similar engines, and the failure rate is greatly reduced
• Adopt forged steel camshaft and crankshaft, high-strength cylinder block design, many parts are cast on the cylinder block, high rigidity, strong high pressure resistance, good reliability and longer service life
• Cylinder bore adopts platform mesh honing design, perfect geometric structure effectively prevents oil leakage, and adopts advanced technology such as new piston ring assembly and sealing gasket crimping molding to reduce oil consumption
• Adopt Holset supercharger with integral wastegate, low-speed response and dynamic performance
• Three-stage fuel filtration ensures balanced particle dispersion levels, protecting major fuel system components and maximizing engine life
• The electronic control system can intelligently switch the working mode according to the environment and operating conditions, and has the functions of self-diagnosis, alarm and remote monitoring
• Mature intelligent electronic control technology improves the overall performance of the engine, and the engine specifications can be customized according to application requirements

Engine spectrum
Engine Model Emission Standard Rated Power kW/rpm Maximum Torque N.m/rpm Number of Cylinders Displacement L Intake Mode
QSB5.9-C130-30 Country III/EU StageIIIA 97@2200 650@1500 6 5.9 Supercharged intercooler
QSB5.9-C150-31 Country III/EU StageIIIA 113@2000 690@1500 6 5.9 Supercharged intercooler
QSB5.9-C160-30 Country III/EU StageIIIA 119@2200 720@1500 6 5.9 Supercharged intercooler
QSB5.9-C170-30 Country III/EU StageIIIA 125@2200 750@1500 6 5.9 Supercharged intercooler
QSB5.9-C180-31 Country III/EU StageIIIA 132@2400 800@1500 6 5.9 Supercharged intercooler
QSB5.9-C180-33 Country III/EU StageIIIA 133@2000 800@1500 6 5.9 Supercharged intercooler
QSB5.9-C180-34 Country III/EU StageIIIA 133@2200 770@1400 6 5.9 Supercharged intercooler
QSB5.9-C190-31 Country III/EU StageIIIA 142@2200 800@1500 6 5.9 Supercharged intercooler
QSB5.9-C210-30 Country III/EU StageIIIA 154@2200 820@1500 6 5.9 Supercharged intercooler

Cummins DCEC QSB6.7 engine for construction machinery
Type In-line six-cylinder, water-cooled, four-stroke, electronically controlled high-pressure direct injection
Bore x Stroke (mm) 107 x 124
Displacement (liters) 6.7
Intake method: Turbocharger & Intercooler
Maximum power (hp/kW): 260/194
Maximum torque (N m): 990
Electronic control system: ECM
Fuel system: High pressure common rail system
Emissions: Country III/EU Stage IIIA
Dry weight (kg): 520
L×W×H (mm): 1150×810×910

Product advantages
•The five key systems of the engine are developed and integrated by Cummins to ensure the reliability of the engine
• High pressure common rail fuel system (HPCR), the injection pressure is up to 1600bar, the throttle response is fast at different speeds, the power output is more efficient, the fuel economy is better, and the noise is lower
•Mature intelligent electronic control technology can improve the overall performance of the engine, and the engine specifications can be customized according to application requirements, with stronger self-diagnosis and self-protection capabilities
• Redesign the filter system for oil products, with strong fuel adaptability, suitable for applications in various fields
• Strong environmental adaptability, good cold start performance
• Overall modular design, less total number of parts, low failure rate, compact structure, easy maintenance
•High-strength new cylinder design, increased displacement, better reliability, low noise and longer service life
•Using a wastegate turbocharger, the boost is smoother at low speed, and the power output is more stable at high speed
• The power output of the rear gear chamber has a significant noise reduction effect
•Three-stage fuel filter ensures a balanced particle dispersion level, protects the main components of the fuel system, and maximizes engine life
• The electronic control system can intelligently switch the working mode according to the environment and operating conditions, and has the functions of self-diagnosis, alarm and remote monitoring
•Mature intelligent electronic control technology can improve the overall performance of the engine, and the engine specifications can be customized according to application requirements

Engine spectrum
Engine Model Emission Standard Rated Power kW/rpm Maximum Torque N.m/rpm Number of Cylinders Displacement L Intake Mode
QSB6.7-C130-30 Country III/EU StageIIIA 99@2200 580@1400 6 6.7 Supercharged intercooler
QSB6.7-C155-30 Country III/EU StageIIIA 116@2200 622@1500 6 6.7 Supercharged intercooler
QSB6.7-C160-31 Country III/EU StageIIIA 119@2500 732@1500 6 6.7 Supercharged intercooler
QSB6.7-C170-30 Country III/EU StageIIIA 129@2200 800@1500 6 6.7 Supercharged intercooler
QSB6.7-C190-30 Country III/EU StageIIIA 142@2200 931@1400 6 6.7 Supercharged intercooler
QSB6.7-C190-31 Country III/EU StageIIIA 145@2050 930@1300 6 6.7 Supercharged intercooler
QSB6.7-C205-30 Country III/EU StageIIIA 153@1800 929@1300 6 6.7 Supercharged intercooler
QSB6.7-C215-30 Country III/EU StageIIIA 158@2000 962@1300 6 6.7 Supercharged intercooler
QSB6.7-C215-31 Country III/EU StageIIIA 160@2500 888@1500 6 6.7 Supercharged intercooler
QSB6.7-C220-30 Country III/EU StageIIIA 163@2200 949@1500 6 6.7 Supercharged intercooler
QSB6.7-C220-31 Country III/EU StageIIIA 164@2000 950@1250 6 6.7 Supercharged intercooler
QSB6.7-C240-30 Country III/EU StageIIIA 178@2200 970@1500 6 6.7 Supercharged intercooler
QSB6.7-C240-31 Country III/EU StageIIIA 178@2000 970@1400 6 6.7 Supercharged intercooler
QSB6.7-C250-30 Country III/EU StageIIIA 186@2200 990@1500 6 6.7 Supercharged intercooler
QSB6.7-C260-30 Country III/EU StageIIIA 194@2200 990@1500 6 6.7 Supercharged intercooler
QSB6.7-C260-31 Country III/EU StageIIIA 194@2400 990@1501 6 6.7 Supercharged intercooler

Cummins QSC8.3 engine for construction machinery
Type: In-line six-cylinder, water-cooled, four-stroke, electronically controlled high-pressure direct injection
Bore x Stroke (mm): 114 x 135
Displacement (liters): 8.3
Intake method: Turbocharger & Intercooler
Maximum power (hp/kW): 260/194
Maximum torque (N m): 1080
Electronic control system: ECM
Fuel system: High pressure common rail system
Emissions: Country III/EU Stage IIIA
Dry weight: (kg) 674
L×W×H (mm): 1159×734×1153

Product advantages
•Advanced design, exquisite manufacturing process, reliable and durable, suitable for high-strength and heavy-duty operations under severe working conditions
•Using high-pressure fuel pump, more complete combustion under high fuel injection pressure, less energy loss, strong power, strong fuel adaptability, and lower emissions
• Adopt Holset supercharger with integrated wastegate valve, which has strong low-speed response and dynamic performance
•Integral cylinder block design, the number of parts is about 25% less than similar products, the failure rate is lower, and the maintenance is more convenient
•The cylinder liner adopts the platform mesh honing design and the corrosion-resistant high-nickel cast iron piston, which greatly reduces the oil consumption, enhances the durability and prolongs the service life
• Advanced design, higher engine liter power ratio, up to 23.4 kW / liter
•Three-stage fuel filter ensures a balanced particle dispersion level, protects the main components of the fuel system, and maximizes engine life
• The electronic control system can intelligently switch the working mode according to the environment and operating conditions, and has the functions of self-diagnosis, alarm and remote monitoring
•Mature intelligent electronic control technology can improve the overall performance of the engine, and the engine specifications can be customized according to application requirements

Engine spectrum
Engine Model Emission Standard Rated Power kW/rpm Maximum Torque N.m/rpm Number of Cylinders Displacement L Intake Mode
QSC8.3-C215-30 Country III/EU StageIIIA 160@2200 980@1350 6 8.3 Supercharged intercooler
QSC8.3-C220-30 Country III/EU StageIIIA 162@2200 950@1350 6 8.3 Supercharged intercooler
QSC8.3-C240-30 Country III/EU StageIIIA 179@2200 1040@1350 6 8.3 Supercharged intercooler
QSC8.3-C260-30 Country III/EU StageIIIA 194@2200 1135@1350 6 8.3 Supercharged intercooler
QSC8.3-C260-31 Country III/EU StageIIIA 194@2400 1080@1500 6 8.3 Supercharged intercooler

Cummins QSL8.9 engine for construction machinery
Type: In-line six-cylinder, water-cooled, four-stroke, electronically controlled high pressure direct injection
Bore x Stroke (mm): 114 x 145
Displacement (liters): 8.9
Intake method: Turbocharger & Intercooler
Maximum power (hp/kW): 360/264
Maximum torque (N m): 1500
Electronic control system: ECM
Fuel system: high pressure common rail system
Emissions: Country III/EU Stage IIIA
Dry Weight (kg): 774
L×W×H (mm): 1240×780×1185

Product advantages
• Key components are developed, optimized and integrated by Cummins, and customized secondary development for domestic customers, adhering to the reliability of original products and taking into account the exclusiveness of domestic customers
• The integrated oil and water line replaces the traditional hose, eliminating the hidden danger of leakage; the enhanced cooling and lubrication function effectively prolongs the service life of the engine
• Adopt high pressure common rail fuel system (HPCR) to ensure fast throttle response at different speeds, better power and fuel economy, and lower noise
• Adopt wastegate type turbocharger, the boost is smoother at low speed, and the power output is more stable at high speed
• Rear engine power take-off (REPTO) available for enhanced remote equipment control
• Good cold start, easy to start even in alpine regions; strong fuel adaptability, suitable for various applications around the world
• Three-stage fuel filtration ensures balanced particle dispersion levels, protecting major fuel system components and maximizing engine life
• The electronic control system can intelligently switch the working mode according to the environment and operating conditions, and has the functions of self-diagnosis, alarm and remote monitoring
• Mature intelligent electronic control technology improves the overall performance of the engine, and the engine specifications can be customized according to application requirements

Engine spectrum
Engine Model Emission Standard Rated Power kW/rpm Maximum Torque N.m/rpm Number of Cylinders Displacement L Intake Mode
QSL8.9-C220-32 Country III/EU StageIIIA 164@2200 980@1350 6 8.9 Supercharged intercooler
QSL8.9-C260-30 Country III/EU StageIIIA 194@2200 1200@1500 6 8.9 Supercharged intercooler
QSL8.9-C325-30 Country III/EU StageIIIA 242@2100 1385@1500 6 8.9 Supercharged intercooler
QSL8.9-C340-30 Country III/EU StageIIIA 250@21200 1455@1500 6 8.9 Supercharged intercooler
QSL8.9-C360-30 Country III/EU StageIIIA 264@2100 1500@1500 6 8.9 Supercharged intercooler

Cummins QSZ13 engine for construction machinery
Type: In-line six-cylinder, water-cooled, four-stroke, electronically controlled high pressure direct injection
Bore x Stroke (mm): 130 x 163
Displacement (liters): 13
Intake method: Turbocharger & Intercooler
Maximum power (hp/kW): 575/429
Maximum torque (N m): 2300
Electronic control system: ECM
Fuel system: high pressure common rail system
Emissions: Country III/EU Stage IIIA
Dry Weight (kg): 1190
L×W×H (mm): 1367×969×1182

Product advantages
• Using Cummins’ XPI ultra-high pressure fuel injection system, the fuel injection pressure is as high as 2400bar; through precise combustion control, the minimum specific fuel consumption can reach 186g/kW.h, the low fuel consumption area is wide, and the fuel consumption is more efficient
• Optimized machine configuration, lighter weight and more compact structure, the maximum output power can reach 500 kW, and the power is surging
• Integral all-steel piston design, cylinder block and crankshaft made of high-strength materials, can withstand an ultra-high explosion pressure of 230bar, rigorous component test verification, higher engine strength and excellent reliability
• Adopt Cummins electronic control intelligent module to monitor the running status of the engine at any time, precisely control the fuel injection, so that the engine can also think
• No need for any cold start auxiliary device, easy to start at -15℃ ambient temperature; with auxiliary device, it can start at -30℃
• The engine adopts an optimally designed combustion chamber and high piston rings, four-valve structure, low cylinder head air port swirl ratio, high injection pressure fuel system, almost zero smoke, achieving a perfect combination of emission and economy
• Using Cummins design technology, the engine achieves the maximum liter power ratio, reaching 38.5 kW / liter
• Three-stage fuel filter ensures a balanced particle dispersion level, protects the main components of the fuel system, and prolongs the life of the engine
• The electronic control system can intelligently switch the working mode according to the environment and operating conditions, and has the functions of self-diagnosis, alarm and remote monitoring
• Mature intelligent electronic control technology improves the overall performance of the engine, and the engine specifications can be customized according to application requirements

product spectrum
Engine Model Emission Standard Rated Power kW/rpm Maximum Torque N.m/rpm Number of Cylinders Displacement L Intake Mode
QSZ13-C380-II Country II 286@1900 1900@1400 6 13 Supercharged and intercooled
QSZ13-C400-II Country II 298@1900 2000@1400 6 13 Supercharged and intercooled
QSZ13-C425-II Country II 316@1900 2150@1400 6 13 Supercharged and intercooled
QSZ13-C450-II Country II 335@1900 2250@1400 6 13 Supercharged and intercooled
QSZ13-C450-II Country II 335@2100 2100@1400 6 13 Supercharged Intercooler
QSZ13-C475-II Country II 354@1900 2400@1400 6 13 Supercharged Intercooler
QSZ13-C500-II Country II 372@1900 2500@1400 6 13 Supercharged and intercooled
QSZ13-C525-II Country II 391@1900 2580@1400 6 13 Supercharged and intercooled
QSZ13-C525-II Country II 391@1900 2400@1400 6 13 Supercharged Intercooler
QSZ13-C550-II Country II 410@1900 2650@1400 6 13 Supercharged and intercooled
QSZ13-C550II Country II 410@2100 2500@1400 6 13 Supercharged Intercooler
QSZ13-C575-II Country II 429@1900 2750@1400 6 13 Supercharged Intercooler