Cat® C4.4 Industrial Power Unit
The C4.4 IPU engine is a common rail direct injection engine with either a single turbo or twin turbo chargecooled air system. It meets U.S. EPA Tier 4 Final, EU Stage V andJapan 2014 (Tier 4 Final) emission standards. For ease of installation, the IPU provides full aftertreatment mounting, an integrated cooling system and inlet air filter mounted to the IPU.
Specifications
Equipment
Units:
Power Rating
Maximum Power
188 HP
140 kW
Maximum Torque
609 lb-ft @ 1400 rpm
825 Nm @ 1400 rpm
Rated Speed
2200 rpm
Minimum Power
137 HP
102 kW
Emission Standards
Emissions
EU Stage V, U.S. EPA Tier 4 Final
General
Engine Configuration
Inline 4, 4-Stroke-Cycle Diesel
Bore
4.1 in
105 mm
Stroke
5 in
127 mm
Displacement
268.5 in³
4.4 l
Compression Ratio
16.0:2
Aspiration
Turbocharged Aftercooled (TA) or Twin Turbocharged Aftercooled (TTA)
Rotation from Flywheel End
Counterclockwise
Aftertreatment
DOC+DPF+SCR
Power Unit Dimensions
Length
60.3 in
1532 mm
Width
34.2 in
869 mm
Height
53.7 in
1364 mm
Weight
1559 lb
707 kg
Standard Equipment
Air Inlet System
Control System
Cooling System
Flywheels and Flywheel Housing
Fuel System
Lube System
Power Take Off
General
U.S. EPA TIER 4 FINAL, EU STAGE V AFTERTREATMENT / CLEAN EMISSIONS CONTROL EQUIPMENT