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.
C4.4 Industrial Diesel Engines
The Cat?๏ฟฝ C4.4 Naturally Aspirated (NA) Industrial Diesel Engine is offered in ratings ranging from 54-56 bkW (72.4-75 bhp) @ 2200 rpm. These ratings meet EU Stage IIIA equivalent emission standards. Turbocharged (T) and Turbocharged Aftercooled (TA) Ratings are also available, ranging from 55.5-83 bkW (74.4-111.3 bhp) @ 2200-2400 rpm. These ratings meet U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. Industries and applications powered by C4.4 engines include: Agriculture, Aerial Lifts, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Compactors/Rollers, Compressors, Construction, Cranes, Crushers, Feller Bunchers, Forestry, Forklifts, General Industrial, Harvesters, Hydraulic Power Units, Irrigation Equipment, Loaders/Forwarders, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Sweepers, Paving Equipment, Pumps, Skidders, Specialty Ag Equipment, Sprayers, Trenchers, Turf and Landscaping and Underground Mining Equipment.
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The Catยฎ C4.4 is built for reliable performance in the industrial range, backed by Al-Bahar's regional service and support network.
- Maximum Power
- 111.3 hp
- Maximum Torque
- 308 lb-ft @ 1400 rpm
- Emissions
- UN ECE R96 Stage IIIA
- Rated Speed
- 2200-2400 rpm
- Specifications
- Features
- Standard Equipment
Specifications
| Maximum Power | 83 kW |
|---|---|
| Maximum Torque | 418 Nm @ 1400 rpm |
| Rated Speed | 2200-2400 rpm |
| Minimum Power | 54 kW |
Features
Package Size
Ideal for equipment with narrow engine compartments. Multiple installation options minimize total package size.
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
Air Inlet System
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Inlet manifold with choice of inlets.
Control System
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Alternator
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Starter motor
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Control Panel
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Glow plug starting aid
Cooling System
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Top tank temperature 108ยฐ C (226ยฐ F) as standard to minimize cooling pack size
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50:50 water glycol mix
Flywheels and Flywheel Housing
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SAE No. 3 flywheel housing
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Flywheel and starter rings
Fuel System
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Fuel filter positions
Lube System
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Lubricating oil filters and breathers
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Oil filter positions
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Lube oil sump
Power Take Off
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SAE B Power Take Off (PTO)
General
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Timing case and gear-driven auxiliaries
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Belt-driven auxiliaries
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Engine mountings
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Gauges
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Displays