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C4.4

Industrial Diesel Engines

Cat® C4.4 Industrial Diesel Engines offer the perfect balance of durability, fuel efficiency and low emissions. Extensively tested on the job, these engines use a range of common rail fuel systems and advanced control systems to deliver maximum uptime in the harshest environment. They have proven they can handle the toughest applications and deliver superior performance that exceeds the expectations of the most demanding users. Industries and applications powered by C4.4 engines include: Agriculture, Aerial Lifts, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Compactors/Rollers, Compressors, Construction, Cranes, Crushers, Feller Bunchers, Forestry, Forklifts, General Industrial, Harvesters, Hydraulic Power Units, Irrigation Equipment, Loaders/Forwarders, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Sweepers, Paving Equipment, Pumps, Skidders, Specialty Ag Equipment, Sprayers, Trenchers, Turf and Landscaping and Underground Mining Equipment.

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Maximum Power 150 kW
Maximum Torque 825 Nm @ 1400 rpm
Rated Speed 2200 rpm
Minimum Power 82 kW
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C4.4
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FEATURES & BENEFITS

Installation

A modular and compact core on the Cat C4.4 makes installing the engine on any number of machine applications a relative breeze. And when downsizing from five-liter platfo... Read more

Advanced Features

With a 15% increase in power density and 10% increase in torque when compared to its predcessor engine, the compact design of the Cat C4.4 reduces heat loss for more effi... Read more

Ideal Applications

Industrial, agricultural and construction applications such as: Pumps • Compressors • Chippers • Grinders • Asphalt paving equipment • Hydraulic power units • Bore rigs •... Read more

Total Cost of Ownership

There's a lot that can affect the lifetime cost of ownership on your engine. It can be as simple as fluid intake and as complex as weight distribution. Either way, the Ca... Read more

Cat Dealer Product Support

The Cat C4.4 makes maintenance and service routines simple thanks to the worldwide Cat dealer network support. And for even more peace of mind, your Cat engine comes unde... Read more

Safety

Built-in clean emissions modules keep the Cat C4.4 performing at its peak while also keeping the air around the work site cleaner. Read more

SPECIFICATIONS FOR C4.4

Collapse All
Power Rating
Maximum Power 150 kW
Maximum Torque 825 Nm @ 1400 rpm
Rated Speed 2200 rpm
Minimum Power 82 kW
Emission Standards
Emissions U.S. EPA & CARB Tier 4 Final, EU Stage V
General
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
Engine Dimensions - Approximate
Length 822 mm
Width 748 mm
Height 897 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 535 kg
Aftertreatment Dimensions
Length 675 mm
Width 623 mm
Height 453 mm
Weight 65 kg

SELECT MODELS TO COMPARE

Industrial Diesel Engines

C1.7

Maximum Power 30 kW
Maximum Torque 125 Nm @ 1800 rpm
Rated Speed 2800 rpm
Minimum Power 25 kW
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Industrial Diesel Engines

C18

Maximum Power 597 kW
Maximum Torque 3655 Nm @ 1400 rpm
Rated Speed 1800-2100 rpm
Minimum Power 429 kW
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Industrial Diesel Engines

C4.4

Maximum Power 83 kW
Maximum Torque 418 Nm @ 1400 rpm
Rated Speed 2200-2400 rpm
Minimum Power 54 kW
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Industrial Diesel Engines

C7.1

Maximum Power 205 kW
Maximum Torque 1050 Nm @ 1400 rpm
Rated Speed 2200-2500 rpm
Minimum Power 116 kW
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Industrial Diesel Engines

C9.3B

Maximum Power 310 kW
Maximum Torque 1810 Nm @ 1400 rpm
Rated Speed 1800-2200 rpm
Minimum Power 230 kW
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Industrial Diesel Engines

C1.7

Maximum Power 26.1 kW
Rated Speed 2400 & 2600 rpm
Minimum Power 23.6 kW
Emissions U.S. EPA Tier 4 Interim Equivalent
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Industrial Diesel Engines

C2.2

Maximum Power 45.5 kW
Rated Speed 2200 - 3000 rpm
Minimum Power 31 kW
Emissions U.S. EPA Tier 4 Final
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Industrial Diesel Engines

C27

Maximum Power 858 kW
Maximum Torque 5255 Nm @ 1400 rpm
Rated Speed 1800-2100 rpm
Minimum Power 597 kW
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