DCEC QSB4.5-C160A Industrial Engine
DCEC QSB4.5-C160A Industrial engine is a 4-cylinders in line, 4.5 liter four-strokes engine with 107mm bore and 124mm stroke. Equipped with Electrically Control High-pressure Common Rail, engine comes with turbocharger and Air- Air Intercooler. The prime power for generator set 2500RPM of DCEC QSB4.5-C160 Industrial engine is 119 kW.
As part of EMAC, ConeMac provides industrial power pack solution that integrated with air intake, air exhaust, cooling system, control system, transmission and hydraulic accessories, We also supplying special products such as explosion proof engine, generator and water pump set, as well as ultra-low temperature condition engine power pack. We provide full life cycle services for all customers, from design to power system supply, from installation to commissioning, from after-sales service training to spare parts supply, from trouble shooting to overhaul technical support.
Advantages of QSB4.5 Industrial Engine
1. The five key systems of the engine are developed and optimized and integrated byDCEC to ensure the reliability of the engine.
2. High pressure common rail fuel system (HPCR), fuel injection pressure up to 1600bar, rapid throttle response at different speeds, more efficient power output, better fuel economy, and lower noise.
3. Mature intelligent electronic control technology improves the overall performance of the engine, and the engine specifications can be tailored according to the application needs, and the self-diagnosis and self-protection capabilities are stronger.
4. The filter system is redesigned for oil products, and the fuel is adaptable and suitable for applications in various fields.
Introduction of QSB4.5-C160A
Engine Model: | QSB4.5-C160A |
Engine Type: | 4 Cylinders, in Line |
Displacement: | 4.5 L |
Rated Speed: | 2500 rpm |
Aspiration Method: | T & C |
Emission Standard: | Euro III |
Fuel Consumption: | N/A |
Packing Size(L*W*H): | 900*702*880mm |
Wet Weight: | N/A |
Lead Time: | 15-30 Working Days |
Payment Terms: | T/T ,L/C |

Engine Model | Engine Speed | Output Power | Torque | Fuel System |
QSB4.5-C109 | 2000RPM | 81KW | 388N.m | Bosch Electronic |
QSB4.5-C110 | 2500RPM | 82KW | 313N.m | Bosch Electronic |
QSB4.5-C121 | 2200RPM | 90KW | 392N.m | Bosch Electronic |
QSB4.5-C128 | 2200RPM | 95KW | 456N.m | Bosch Electronic |
QSB4.5-C130 | 2500RPM | 97KW | 370N.m | Bosch Electronic |
QSB4.5-C132 | 2000RPM | 98KW | 470N.m | Bosch Electronic |
QSB4.5-C139 | 2000RPM | 104KW | 495N.m | Bosch Electronic |
QSB4.5-C140 | 2000RPM | 104KW | 499N.m | Bosch Electronic |
QSB4.5-C148 | 2300RPM | 110KW | 458N.m | Bosch Electronic |
QSB4.5-C160 | 2500RPM | 119KW | 458N.m | Bosch Electronic |
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General Infomation of DCEC QSB4.5-C160A Industrial Engine | |||||
Engine Model | QSB4.5-C160A | Aspiration | Turbocharged&Air-Air Intercooler | ||
Compression Ratio | 17.2:1 | Displacement | 4.5L | ||
Emission Standard | Euro III | CPL Code Revision | 8725 | ||
Fuel System | Bosch Electronic | Packing Size(L*W*H) | 900*702*880mm | ||
Installation Data of DCEC QSB4.5-C160A Industrial Engine | |||||
Maximum low idle speed | 1200RPM | ||||
Minimum low idle speed | 600RPM | ||||
Minimum engine speed for full load sustained operation | 1700RPM | ||||
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Engine Performance Data Rated Power of DCEC QSB4.5-C160A Industrial Engine | |||||||
Rated Power | Max. Power | Torque Peak | Rated Power | Max. Power | Torque Peak | ||
Engine Speed | 2500RPM | 2300RPM | 1500 RPM | Turbo Comp. Outlet Pressure | 184kPa | 186kPa | 172kPa |
Gross Power Output | 119KW | 123KW | 98KW | Turbo Comp. Outlet Temp. | 187°C | 185°C | 179°C |
Torque | 456N.m | 511N.m | 622N.m | Maximum Fuel Flow to Pump | 149KG | 122KG | 95KG |
Friction Horsepower | 22KW | 19KW | 9KW | Heat Rejection to Coolant | 61KW | 52KW | 45KW |
Exhaust Gas Flow | 476L/s | 462L/s | 323L/s | Heat Rejection to Fuel | 2KW | 1KW | 1KW |
Exhaust Gas Temp. | 500°C | 508°C | 508°C | Heat Rejection to Ambient | 23KW | 19KW | 14KW |
Inlet Air Flow | 195L/s | 186L/s | 124L/s | Heat Rejection to Exhaust | 122KW | 100KW | 74KW |
Charge Air Flow | 14KG | 13KG | 9KG | Steady State Smoke | 0.9 Bosch | 0.6Bosch | 0.5Bosch |
System Technical Data of DCEC QSB4.5-C160A Industrial Engine | ||
Air Intake System | Maximum Allowable Air Temperature Rise Over Ambient At Intake Manifold | 17°C |
Exhaust System | Maximum Exhaust Back Pressure: | 10kPa |
Recommended Exhaust Piping Size (Inner Diameter): | 75mm | |
Lubrication System | Nominal Operating Oil Pressure Minimum Low Idle | 69kPa |
Nominal Operating Oil Pressure Maximum Rated Speed | 380kPa | |
Minimum Engine Oil Pressure For Engine Protection Devices Minimum Low Idle | 52kPa | |
Cooling System | Maximum Intake Manifold Temperature At 25 deg C (77 F) Ambient | 60 °C |
Maximum Allowable Pressure Drop Across Charge Air Cooler And Oem Cac Piping | 14kPa | |
Maximum Intake Manifold Temperature Differential | 35 °C | |
Intake Manifold Temperature For Fan-On | 43 °C | |
Maximum Coolant Temperature For Engine Protection Controls | 114 °C | |
Maximum Coolant Operating Temperature At Engine Outlet | 107 °C | |
Fuel System | Maximum Heat Rejection To Return Fuel At Max. Coolant And Inlet Fuel Temperature: | 2KW |
Fuel Return Flow Rate Of: | 109KG | |
Fuel Return Temperature Prior To Cooler: | 71°C | |
Maximum Supply Fuel Flow: | 138KG | |
Maximum Return Fuel Flow: | 130KG | |
Maximum Fuel Inlet Pressure | 180kPa | |
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Scopes of Supply of DCEC QSB4.5-C160A Industrial Drive Engine | |||||
Cooling System | 1. Water pump | Exhuast System | 1. Exhuast manifold | ||
2. Engine Fan | 2. Turbocharger | ||||
3. Standard radiator | 3. Exhuast elbow | ||||
Starting System | 1. Starter motor | Fuel System | 1. Common rail fuel system | ||
2. Starter rely | 2. Fuel Filter | ||||
Lubricating System | 1. Oil pump | Power Output System | 1. Flywheel | ||
2. Oil filter | 2. Standard flywheel housing | ||||
Air Intake System | 1. Air intake manifold | Charging System | 1. Charging alternator | ||
Engine Mounting System | 1. Engine Mouting Bracket | Engine Auiliary Accessories | 1. Air compressor | ||
Control System | 1. ECU & sensors | ||||
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Optional Accessories of DCEC QSB4.5-C160A Industrial Drive Engine | ||||
Air Intake System | 1. Air Intake pre-heater | Exhuast System | 1. Muffler & bellows | |
2. Air intake shut-off valve | 2. Flame trap | |||
3. Air filter | 3. Spark arrestor type Muffler & bellows | |||
4. Air intake pre-filter | 4. DPF system | |||
5. Air filter alarm system | 5. N/A | |||
Engine Auiliary Accessories | 1. Hydraulic oil pump | Control System | 1. Can add engine monitoring system, contro system with wiring harness. | |
2. Air conditioner compressor | 2. Can add self-protection system that integrated with alarm system. | |||
Starting System | 1. Manual Magnetic DC Contactor | Cooling System | 1. Silent Type Radiator | |
2. Dual ears flywheel housing | 2. Plateau Radiator | |||
3. Spring Starter Motor | 3. Salt-Spray Resistant Radiator | |||
4. Air Starter Motor | 4. Coolant pre-heater | |||
5. Hydraulic Starter Motor | 5. Jacket water heater | |||
6. Remote starting function | 6. N/A | |||
7. Lock protection function of starter motor | 7. N/A | |||
8. Manual Magnetic DC Contactor | ||||
Fuel System | 1. Coarse Filter | Lubricating System | 1. Oil pre-heater. | |
Power Output System | 1. Clutch | Engine Mounting System | 1. Shock absorber pad | |
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Modifiable components of DCEC QSB4.5-C160A Industrial Drive Engine | ||||
Exhuast System | 1. Can modify installation position and direction of turbocharger | Charging System | 1. 12V charging alternator for 12v electric system | |
1. Can modify installation position and direction of turbocharger | 2. Explosion-proof charging alternator | |||
3. Water-cooled turbocharger | 3. Upgrading to specified brand and speicifications of charging alternator | |||
Power Output System | 1. Can modify size of flywheel housing and flywheel. | Lubricating System | 1. Oil Pan position | |
2. Dual-ear flywheel housing (For twin-starter system) | 2. Number of dipstick | |||
3. Some of models can modify flywheel housing into PTO integrated type. | 3. Position of dipstick can choose from 6 positions | |||
4. Engine have connecting port of PTOs, that able to provide power output | 4. Can modify oil filter to be remote installation | |||
Cooling System | 1. Can modify engine fan into blower fan or suction fan | Engine Auiliary Accessories | 1. All of auxiliary system can choose specified brands and specifications. | |
2. Can modify central position of engine cooling fan | 2. Additional auxiliary systems can be added for special applications. | |||
3. Can choose type of engine fan from mechanical type or electric type | 3. N/A | |||
Fuel System | 1. Upgrade to fuel fitler that integrated with fuel transfer pump and fuel pre-hearter | Engine Mounting System | 1. Can modify engine mouting bracket. | |
Control System | 1. ECU can setting to different control mode, including CAN communication, analogue control, ISC1,ISC2,ISC3 speed conrol mode etc. | |||
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Engine Sale Manual

Installation Drawing

Installation Manual

Operation Manual

Engine Parts Catalogue
