Industrial Diesel Power Units C4.4

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.

Maximum Power

140 kW

Maximum Torque

825 Nm @ 1400 rpm

Emissions

EU Stage V, U.S. EPA Tier 4 Final

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FEATURES AT A GLANCE

Reliable, Quiet and Durable Power
Exhaust System
World-class Product Support Offered Through Global Cat Dealer Network
Low-Cost Maintenance

Global manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.

Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), and Selective Catalytic Reduction (SCR) system supplied installed on engine. Zero downtime due to regeneration.

Superior dealer service network, Customer Support Agreements (CSA) and Cat® Extended Service Coverage (ESC).

Worldwide service delivers ease of maintenance and simplifies the servicing routine. Hydraulic tappets, multi-vee belts, service free DPF and 500-hour oil change intervals enable low-cost maintenance.

PRODUCT SPECIFICATIONS FOR Industrial Diesel Power Units C4.4

Power Rating

Maximum Power	140 kW
Maximum Torque	825 Nm @ 1400 rpm
Rated Speed	2200 rpm
Minimum Power	102 kW

Maximum Power

140 kW

Maximum Torque

825 Nm @ 1400 rpm

Rated Speed

2200 rpm

Minimum Power

102 kW

Emission Standards

Emissions

EU Stage V, U.S. EPA Tier 4 Final

Emissions

EU Stage V, U.S. EPA Tier 4 Final

General

Engine Configuration	Inline 4, 4-Stroke-Cycle Diesel
Bore	105 mm
Stroke	127 mm
Displacement	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

Engine Configuration

Inline 4, 4-Stroke-Cycle Diesel

Bore

105 mm

Stroke

127 mm

Displacement

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	1532 mm
Width	869 mm
Height	1364 mm
Weight	707 kg

Length

1532 mm

Width

869 mm

Height

1364 mm

Weight

707 kg

SEE HOW CAT Industrial Diesel Power Units C4.4 COMPARES AGAINST FREQUENTLY COMPARED PRODUCTS.

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C18

Maximum Power-470 kW

Emissions-U.S. EPA Tier 4 Final, EU Stage V

Rated Speed-1800-2000 rpm

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C11

Maximum Power-287 kW

Emissions-China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent

Rated Speed-1800-2100 rpm

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Industrial Diesel Power Units

C9.3B

Maximum Power-298 kW

Emissions-U.S. EPA Tier 4 Final

Rated Speed-1800-2200 rpm

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Industrial Diesel Power Units

C18

Maximum Power-470 kW

Emissions-U.S. EPA Tier 4 Final, EU Stage V

Rated Speed-1800-2000 rpm

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Industrial Diesel Power Units

C11

Maximum Power-287 kW

Emissions-China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent

Rated Speed-1800-2100 rpm

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Industrial Diesel Power Units

C9.3B

Maximum Power-298 kW

Emissions-U.S. EPA Tier 4 Final

Rated Speed-1800-2200 rpm

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