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Caterpillar

Cat® C4.4 Industrial Power Unit

The Cat® C4.4 Industrial Power Unit is offered in ratings ranging from 96.5 bkW (129.4 bhp) @ 2200 rpm. These ratings meet U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. Conveniently pre-configured for a wide range of applications, the Cat® Industrial Power Unit is a complete power package containing a radiator, flywheel, alternator and alternator wiring completely pre-assembled for fast, straightforward installation in a number of OEM, customer and packager applications. These fuel efficient units are ready made for irrigation, industrial, mining and other pump applications.

Photos

360° View

Exterior

360° Exterior view. Double click on the image to zoom in on any area of the product.

Features

Specifications

  • Power Rating
    Spec Value
    Maximum Power 129.4 HP
    Rated Speed 2200 rpm
    Minimum Power 129.4 HP
  • Emission Standards
    Spec Value
    Emissions China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
  • General
    Spec Value
    Engine Configuration Inline 4, 4-Stroke-Cycle Diesel
    Bore 4.1 in
    Stroke 5 in
    Displacement 268.5 in³
    Compression Ratio 16.2:1
    Aspiration Turbocharged Aftercooled (TA)
    Rotation from Flywheel End Counterclockwise
    Aftertreatment -
  • Power Unit Dimensions
    Spec Value
    Length 53.5 in
    Width 29.5 in
    Height 37.9 in
    Weight 1146 lb

Standard Equipment

Air Inlet System

  • Mounted air filter and turbocharger

Control System

  • Available in 12 volt or 24 volt systems
  • Starter motor 12V or 24V

Cooling System

  • Fan (pusher or puller)
  • Fan drive
  • Radiator
  • Water pump

Flywheels and Flywheel Housing

  • Flywheel
  • SAE No. 3 flywheel housing

Fuel System

  • Fuel filter
  • ACERT™ Technology

Lube System

  • Oil cooler
  • Lube oil filter
  • Timing case oil filler

Mountings

  • Engine mounting brackets

Power Take Off (PTO)

  • SAE A or SAE B front PTO (142/280 NM)

General

  • Paint: Caterpillar yellow, with optional colors available at request