Overview
The Cat® C4.4 ACERT Industrial Diesel Engine is offered in ratings ranging from 70-129.4 bkW (93.9-173.5 bhp) @ 2200 rpm, which meet U.S. EPA Tier 4 Final, EU Stage IV emission standards. U.S. EPA Tier 4 Interim equivalent and EU Stage IIIB equivalent ratings are also available using U.S. EPA and EU Flex provisions. Industries and applications powered by C4.4 ACERT 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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Minimum Power
93.9 HP -
Maximum Power
173.5 HP -
Maximum Torque
750 Nm @ 1400 rpm -
Rated Speed
2200 rpm
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Engine Configuration
Inline 4 -
Combustion System
Direct Injection -
Rotation (from flywheel end)
Counterclockwise -
Bore
105 mm -
Stroke
127 mm -
Displacement
4.4 l -
Aspiration
Turbocharged Aftercooled (TA) or Series Turbocharged Aftercooled (TTA) -
Compression Ratio
16.5:1 -
Aftertreatment
DOC+SCR or DOC+DPF+SCR
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Emissions
U.S. EPA & CARB Tier 4 Final
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Height
868 mm -
Length
845 mm -
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
420 kg -
Width
742 mm
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Length
675 mm -
Width
478 mm -
Height
390 mm -
Diameter
270 mm -
Weight
45 kg