Cat® C4.4 Industrial Power Unit
The Cat® C4.4 Industrial Power Unit is offered in ratings ranging from 61-81 bkW (81.8-108.6 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.
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SPECIFICATION SUMMARY
- Minimum Rating 81.8 bhp
- Maximum Rating 108.6 bhp
- Emissions U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent
- Rated Speed 2200 rpm
Power Rating
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Minimum Rating81.8 bhp
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Maximum Rating108.6 bhp
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Rated Speed2200 rpm
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Minimum Rating81.8 BHP
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Maximum Rating108.6 BHP
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Rated Speed2200 rpm
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Maximum Power108.6 HP
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Minimum Power81.8 HP
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Maximum Power108.6 HP
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Rated Speed2200 rpm
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Minimum Power81.8 HP
Emission Standards
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EmissionsU.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent
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EmissionsUN ECE R96 Stage IIIA
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EmissionsUN ECE R96 Stage IIIA
General
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Engine ConfigurationInline 4, 4-Stroke-Cycle Diesel
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Bore105 mm (4.1 in)
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Stroke127 mm (5.0 in)
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Displacement4.4 L (268.5 in³)
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AspirationTurbocharged (T)
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Compression Ratio18.2:1
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Combustion SystemDirect Injection
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Rotation (from flywheel end)Counterclockwise
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Engine ConfigurationInline 4, 4-Stroke-Cycle Diesel
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Bore105 mm (4.1 in)
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Stroke127 mm (5.0 in)
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Displacement4.4 L (268.5 in³)
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AspirationTurbocharged (T)
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Compression Ratio18.2:1
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Combustion SystemDirect Injection
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Rotation from Flywheel EndCounterclockwise
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Bore4.1 in
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Stroke5 in
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Displacement268.5 in³
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Engine ConfigurationInline 4, 4-Stroke-Cycle Diesel
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Bore4.1 in
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Stroke5 in
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Displacement268.5 in³
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Compression Ratio18.2:1
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AspirationTurbocharged (T)
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Combustion SystemDirect Injection
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Rotation from Flywheel EndCounterclockwise
Power Unit Dimensions (Approximate. Final dimensions dependent on selected options)
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Length1260 mm (49.6 in)
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Width734 mm (28.9 in)
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Height964 mm (38 in)
Power Unit Dimensions - Approximate
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Weight - Net Dry - Standard Configuration Without Oil, Cooling, Clutch, Compressor, A/C465 kg (1025 lb)
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Width734 mm (28.9 in)
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Height964 mm (38 in)
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Length1260 mm (49.6 in)
Power Unit Dimensions
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Weight1025 lb
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Weight1025 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
Standard Equipment:
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- Air Inlet System
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- Mounted air filter and turbocharger
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- Control System
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- Available in 12 volt or 24 volt systems
- Starter motor 12V or 24V
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- Cooling System
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- Fan (pusher or puller)
- Fan drive
- Radiator
- Water pump
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- Flywheels And Flywheel Housing
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- Flywheel
- SAE No. 3 flywheel housing
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- Fuel System
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- Fuel filter
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- Lube System
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- Oil cooler
- Lube oil filter
- Timing case oil filler
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- Mountings
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- Engine mounting brackets
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- Power Take Off (pto)
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- SAE A or SAE B front PTO (142/280 NM)
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- General
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- Paint: Caterpillar yellow, with optional colors available at request