C4.4 ACERT™

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Overview

Cat® C4.4 ACERT Industrial Diesel Engines offer the perfect balance of durability, fuel efficiency and low emissions. Extensively tested on the job, these engines use a range of Common Rail fuel systems and advanced control systems to deliver maximum uptime in the harshest environment. They have proven they can handle the toughest applications and deliver superior performance that exceeds the expectations of the most demanding users. Industries and applications powered by C4.4 ACERT 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. C4.4 ACERT engines, with ratings: 61.5-106 bkW (82.5-142 bhp) @ 2200 rpm, meet EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. They are available using U.S. EPA and EU Flexibility, and for other regulated and non-regulated areas.

Power Rating

Units:
Minimum Power 82.5 bhp 61.5 bkW Less
Maximum Power 142.0 bhp 106.0 bkW Less
Rated Speed 2200 rpm 2200 rpm Less

Emission Standards

Emissions U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent Less

General

Engine Configuration Inline 4, 4-Stroke-Cycle Diesel Inline 4, 4-Stroke-Cycle Diesel Less
Bore 105 mm (4.13 in) 105 mm (4.13 in) Less
Stroke 127 mm (5.0 in) 127 mm (5.0 in) Less
Displacement 4.4 L (269 in³) 4.4 L (269 in³) Less
Aspiration Turbocharged (T) or Turbocharged Aftercooled (TA) Turbocharged (T) or Turbocharged Aftercooled (TA) Less
Compression Ratio 16.2:1 16.2:1 Less
Combustion System Direct Injection Direct Injection Less
Rotation (from flywheel end) Counterclockwise Counterclockwise Less
Lube System (refill) 11 L (11.6 qt) 11 L (11.6 qt) Less

Engine Dimensions (Approximate. Final dimensions dependent on selected options)

Length 631 mm (24.8 in) 631 mm (24.8 in) Less
Width 626 mm (24.65 in) 626 mm (24.65 in) Less
Height 823.5 mm (32.4 in) 823.5 mm (32.4 in) Less
Weight, Net Dry (Basic Operating Engine Without Optional Attachments) 360 kg (793.7 lb) 360 kg (793.7 lb) Less

Emissions

Meets U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. Available using U.S. EPA Flexibility or EU Flexibility, and for other regulated and non-regulated areas.

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.

Fuel & Oil

Tier 4 Interim or Tier 4 Final, Stage IIIB or Stage IV engines require Ultra Low Sulfur Diesel (ULSD) fuel containing a maximum of 15 ppm sulfur, and new oil formulations to support the new technology. Cat® engines are designed to accommodate B20 biofuel. Your Cat dealer can provide more information regarding fuel and oil.

Broad Application Range

Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.

Package Size

Ideal for equipment with narrow engine compartments. Multiple installation options minimize total package size.

Quality

Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.

World-class Product Support Offered Through Global Cat Dealer Network

  • Scheduled maintenance, including S•O•SSM 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

C4.4 ACERT™ Standard Equipment

Air Inlet System
  • Inlet manifold with choice of inlets.

Control System
  • Alternator
  • Starter motor
  • Glow plug starting aid

Cooling System
  • Fan drives and locations

Flywheels and Flywheel Housing
  • SAE No. 3 flywheel housing
  • Flywheel and starter rings

Fuel System
  • Fuel filter positions

Lube System
  • Lubricating oil filters and breathers
  • Oil filter positions
  • Lube oil sump

Power Take Off
  • SAE B Power Take Off (PTO)

General
  • Paint: Cat yellow, with optional colors available at request
  • Timing case and gear-driven auxiliaries
  • Belt-driven auxiliaries
  • Engine mountings
  • Gauges
  • Displays
  • Power and torque curve tailoring

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Contact your local dealer
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