Industrial Diesel Engines

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Industrial Diesel Engines C4.4

The Cat® 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.

Maximum Power

83 kW

Maximum Torque

418 Nm @ 1400 rpm

Emissions

UN ECE R96 Stage IIIA

FEATURES AT A GLANCE

  • Reliable, Quiet and Durable Power
  • Package Size
  • World-class Product Support Offered Through Global Cat Dealer Network
World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.

PRODUCT SPECIFICATIONS FOR Industrial Diesel Engines C4.4

Power Rating

Maximum Power 83 kW
Maximum Torque 418 Nm @ 1400 rpm
Rated Speed 2200-2400 rpm
Minimum Power 54 kW
Maximum Power
83 kW
Maximum Torque
418 Nm @ 1400 rpm
Rated Speed
2200-2400 rpm
Minimum Power
54 kW

Emission Standards

Emissions UN ECE R96 Stage IIIA
Emissions
UN ECE R96 Stage IIIA

General

Engine Configuration Inline 4, 4-Stroke-Cycle Diesel
Bore 105 mm
Stroke 127 mm
Displacement 4.4 l
Compression Ratio 18.2:1
Aspiration Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA)
Combustion System Direct Injection
Rotation from Flywheel End Counterclockwise
Aftertreatment -
Engine Configuration
Inline 4, 4-Stroke-Cycle Diesel
Bore
105 mm
Stroke
127 mm
Displacement
4.4 l
Compression Ratio
18.2:1
Aspiration
Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA)
Combustion System
Direct Injection
Rotation from Flywheel End
Counterclockwise
Aftertreatment
-

Engine Dimensions - Approximate

Length 663 mm
Width 602 mm
Height 775 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 306 kg
Length
663 mm
Width
602 mm
Height
775 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
306 kg

SEE HOW CAT Industrial Diesel Engines C4.4 COMPARES AGAINST FREQUENTLY COMPARED PRODUCTS.

Industrial Diesel Engines

C18 China NR4 (<560kW)

Maximum Power-470 kW

Maximum Torque-2953 Nm @ 1300 rpm

Emissions-China Nonroad Stage IV


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Industrial Diesel Engines

3512B

Maximum Power-1231 kW

Maximum Torque-7180 Nm @ 1450 rpm

Emissions-Non-Certified


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Industrial Diesel Engines

C9.3B

Maximum Power-340 kW

Maximum Torque-2088 Nm @ 1400 rpm

Emissions-U.S. EPA Tier 4 Final, EU Stage V


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Industrial Diesel Engines

C18 China NR4 (<560kW)

Maximum Power-470 kW

Maximum Torque-2953 Nm @ 1300 rpm

Emissions-China Nonroad Stage IV


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Industrial Diesel Engines

3512B

Maximum Power-1231 kW

Maximum Torque-7180 Nm @ 1450 rpm

Emissions-Non-Certified


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Industrial Diesel Engines

C9.3B

Maximum Power-340 kW

Maximum Torque-2088 Nm @ 1400 rpm

Emissions-U.S. EPA Tier 4 Final, EU Stage V


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