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Industrial Diesel Engines C4.4 China NR4
The Cat® C4.4 industrial diesel engine is offered in ratings ranging from 110-129.4 kW (147.5-173.5 hp) @ 2200 rpm, which meet China Nonroad Stage IV emission standards. The C4.4 is designed to meet the needs of many industries and applications, including bore/drill rigs, chippers/grinders, material handling, mining, earthmoving equipment, paving equipment, pumps, fruit harvesters equipment, turf and underground mining equipment.
Maximum Power
129.4 kW
Maximum Torque
750 Nm @ 1400 rpm
Emissions
China Nonroad Stage IV
FEATURES AT A GLANCE
PRODUCT SPECIFICATIONS FOR Industrial Diesel Engines C4.4 China NR4
Maximum Power | 129.4 kW |
Maximum Torque | 750 Nm @ 1400 rpm |
Rated Speed | 2000 to 2200 rpm |
Minimum Power | 110 kW |
Emissions | China Nonroad Stage IV |
Engine Configuration | Inline 4, 4-Stroke-Cycle Diesel |
Bore | 105 mm |
Stroke | 127 mm |
Displacement | 4.4 l |
Compression Ratio | 16.5:1 |
Aspiration | Turbocharged Aftercooled (TA) or Series Turbocharged Aftercooled (TTA) |
Combustion System | Direct Injection |
Rotation from Flywheel End | Counterclockwise |
Aftertreatment | DOC+DPF+SCR |
Length | 630 mm |
Width | 748 mm |
Height | 897 mm |
Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 535 kg |
Length | 673 mm |
Width | 411 mm |
Height | 309 mm |
Weight | 50 kg |
Diameter | 270.3 mm |
SEE HOW CAT Industrial Diesel Engines C4.4 China NR4 COMPARES AGAINST FREQUENTLY COMPARED PRODUCTS.
C0.7
Maximum Power-13.3 kW
Maximum Torque-44 Nm @ 2400 rpm
Emissions-U.S. EPA Tier 4 Final, EU Stage V
3512B
C2.8
Maximum Power-55 kW
Maximum Torque-300 Nm @ 1600 rpm
Emissions-UN ECE R96 Stage IIIA, Brazil MAR-1