Cat® C4.4 Industrial Power Unit

Cat® C4.4 Industrial Power Unit

Minimum Rating 82 bhp
Maximum Rating 109 bhp
Emissions U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent
Rated Speed 2200 rpm
Engine Configuration Inline 4, 4-Stroke-Cycle Diesel
Bore 105 mm (4.1 in)
Power Rating
Minimum Rating 82 bhp
Maximum Rating 109 bhp
Rated Speed 2200 rpm
Minimum Rating 82 BHP
Maximum Rating 109 BHP
Rated Speed 2200 rpm
Maximum Power 109 HP
Minimum Power 82 HP
Maximum Power 109 HP
Rated Speed 2200 rpm
Minimum Power 82 HP
Emission Standards
Emissions U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent
Emissions UN ECE R96 Stage IIIA
Emissions UN ECE R96 Stage IIIA
General
Engine Configuration Inline 4, 4-Stroke-Cycle Diesel
Bore 105 mm (4.1 in)
Stroke 127 mm (5.0 in)
Displacement 4.4 L (268.5 in³)
Aspiration Turbocharged (T)
Compression Ratio 18.2:1
Combustion System Direct Injection
Rotation (from flywheel end) Counterclockwise
Engine Configuration Inline 4, 4-Stroke-Cycle Diesel
Bore 105 mm (4.1 in)
Stroke 127 mm (5.0 in)
Displacement 4.4 L (268.5 in³)
Aspiration Turbocharged (T)
Compression Ratio 18.2:1
Combustion System Direct Injection
Rotation from Flywheel End Counterclockwise
Bore 4 in
Stroke 5 in
Displacement 269 in³
Aftertreatment -
Engine Configuration Inline 4, 4-Stroke-Cycle Diesel
Bore 4 in
Stroke 5 in
Displacement 269 in³
Compression Ratio 18.2:1
Aspiration Turbocharged (T)
Combustion System Direct Injection
Rotation from Flywheel End Counterclockwise
Aftertreatment -
Power Unit Dimensions (Approximate. Final dimensions dependent on selected options)
Length 1260 mm (49.6 in)
Width 734 mm (28.9 in)
Height 964 mm (38 in)
Power Unit Dimensions - Approximate
Weight - Net Dry - Standard Configuration Without Oil, Cooling, Clutch, Compressor, A/C 465 kg (1025 lb)
Width 734 mm (28.9 in)
Height 964 mm (38 in)
Length 1260 mm (49.6 in)
Power Unit Dimensions
Weight 1,025 lb
Width 29 in
Height 38 in
Length 50 in
Length 50 in
Width 29 in
Height 38 in
Weight 1,025 lb

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
  • 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
  • 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
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