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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 and Japan 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.
Request a QuoteMaximum Power188HP
Maximum Torque601lb-ft @ 1400 rpm
Rated Speed2000 - 2200 rpm
Minimum Power137HP
EmissionsEU Stage V, U.S. EPA Tier 4 Final, Japan 2014 (Tier 4 Final)
Engine ConfigurationInline 4, 4-Stroke-Cycle Diesel
Bore4.1in
Stroke5in
Displacement268.5in³
Compression Ratio16.0:2
AspirationTurbocharged Aftercooled (TA) or Twin Turbocharged Aftercooled (TTA)
Rotation from Flywheel EndCounterclockwise
AftertreatmentDOC+DPF+SCR
Length60.3in
Width34.2in
Height53.7in
Weight1559lb
Standard
Standard air cleaners
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Full electronic control system, all connectors and wiring looms waterproof and designed to withstand harsh off-highway environments
Flexible and configurable software features and well-supported SAE J1939 CAN bus enables highly integrated machines
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Top tank temperature 108° C (226° F) as standard to minimize cooling pack size
50:50 water glycol mix
Guidance on cooling system design available through your dealer to ensure equipment reliability
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Wide choice of drivetrain interfaces, including SAE No. 2 and SAE No. 3 configurations
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Electronic high pressure common rail
Innovative filter design to ensure maximum protection of the engine
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Wide choice of sumps for different applications
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SAE A and SAE B flanges on left-hand side. Additional SAE A flange available on left-hand side. Engine power can also be taken from the front of the engine on some applications. Factory fitted compressors are also available.
Standard
Available with or without a balancer
Paint: Caterpillar yellow, with optional colors available at request
Standard
Diesel Oxidation Catalyst (DOC) / Diesel Particulate Filter (DPF) / Selective Catalytic Reduction (SCR)
No ash service requirement
Passive regeneration
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