Power Rating
| Maximum Power | 108.6 hp 81 kW |
| Rated Speed | 2200 rpm 2200 rpm |
| Minimum Power | 81.8 hp 61 kW |
Industrial Diesel Power Units C4.4
Request A Price Find DealerKey Specs
- Maximum Power
- 108.6 hp
- 81 kW
- Emissions
- UN ECE R96 Stage IIIA
- UN ECE R96 Stage IIIA
- Rated Speed
- 2200 rpm
- 2200 rpm
Overview
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.
Features At A Glance
- 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
Product Specifications for C4.4
Emission Standards
| Emissions | UN ECE R96 Stage IIIA UN ECE R96 Stage IIIA |
General
| Engine Configuration | Inline 4, 4-Stroke-Cycle Diesel Inline 4, 4-Stroke-Cycle Diesel |
| Bore | 4.1 in 105 mm |
| Stroke | 5 in 127 mm |
| Displacement | 268.5 in³ 4.4 l |
| Compression Ratio | 18.2:1 18.2:1 |
| Aspiration | Turbocharged (T) Turbocharged (T) |
| Rotation from Flywheel End | Counterclockwise Counterclockwise |
| Aftertreatment | - - |
Power Unit Dimensions
| Length | 49.6 in 1260 mm |
| Width | 28.9 in 734 mm |
| Height | 38 in 964 mm |
| Weight | 1025 lb 465 kg |
C4.4 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
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
See how C4.4 compares against frequently compared products.
Industrial
C4.4
Selected
- Maximum Power
- 108.6 hp
- 81 kW
- Emissions
- UN ECE R96 Stage IIIA
- UN ECE R96 Stage IIIA
- Rated Speed
- 2200 rpm
- 2200 rpm
Industrial
C32
- Maximum Power
- 1000 hp
- 746 kW
- Maximum Torque
- 3825 lb-ft @ 1200 rpm
- 5186 Nm @ 1200 rpm
- Emissions
- U.S. EPA Tier 4 Final and EU Stage V
- U.S. EPA Tier 4 Final and EU Stage V
Industrial
C4.4
- Maximum Power
- 129.4 hp
- 96.5 kW
- Emissions
- China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
- China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
- Rated Speed
- 2200 rpm
- 2200 rpm
Use the comparison tool to compare detailed specs of Cat and competitor models.
Compare All Modelsassignment Product Brochures and More Are Ready to Download!
Caterpillar product brochures and other informational documents are available for your growing business.