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CAT C4.4 ACERT Industrial Diesel Engine

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.

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.

  • Minimum Power
    93.9 HP
  • Maximum Power
    173.5 HP
  • Maximum Torque
    750 Nm @ 1400 rpm
  • Rated Speed
    2200 rpm

  • 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

  • Emissions
    U.S. EPA & CARB Tier 4 Final

  • Height
    868 mm
  • Length
    845 mm
  • Weight - Net Dry - Basic Operating Engine Without Optional Attachments
    420 kg
  • Width
    742 mm

  • Length
    675 mm
  • Width
    478 mm
  • Height
    390 mm
  • Diameter
    270 mm
  • Weight
    45 kg
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