C4.4

Cat® C4.4 Industrial Power Unit

THE RUNDOWN

Reliable, Quiet and Durable Power
World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.
Fuel Efficiency
Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.
World-class Product Support Offered Through Global Cat Dealer Network
  • Scheduled maintenance, including SOSSM sample
  • Customer Support Agreements (CSA)
  • Caterpillar Extended Service Coverage (ESC)
  • Superior dealer service network
  • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
Power Rating
Maximum Power129.4hp
Rated Speed2200 rpm
Minimum Power129.4hp
Emission Standards
EmissionsChina Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
General
Engine ConfigurationInline 4, 4-Stroke-Cycle Diesel
Bore4.1in
Stroke5in
Displacement268.5in³
Compression Ratio16.2:1
AspirationTurbocharged Aftercooled (TA)
Rotation from Flywheel EndCounterclockwise
Aftertreatment-
Power Unit Dimensions
Length53.5in
Width29.5in
Height37.9in
Weight1146lb
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