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Industrial Diesel Engines - Highly Regulated

Cat® industrial engines are ready for your application. These engines deliver the unsurpassed reliability, durability, fuel efficiency, and low cost of ownership you have come to expect from Caterpillar. And our world-class product support will never let you down. All this adds up to a powerful advantage for you. Every Cat industrial diesel and gas engine comes with 75 years of engine experience. Our world-class product line of high-speed and medium-speed industrial engines in a wide range of applications offer power solutions for the most demanding installations and the harshest environments. With power options from 8.2 to 6,100 bkW (11 to 8,180 bhp), Cat industrial diesel and gas engines offer the widest power range in the industry.

Cat® C9.3 ACERT™ Diesel Engine

The Cat® C9.3 ACERT™ Industrial Diesel Engine is offered in ratings ranging from 224-298 bkW (300-400 bhp) @ 1800-2200 rpm. These ratings meet U.S. EPA Tier 4 Final, EU Stage IV emission standards. Industries and applications powered by C9.3 ACERT engines include: Agriculture, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Combines/Harvesters, Compactors/Rollers, Compressors, Construction, Cranes, Crushers, Dredgers, Forestry, Forklifts, General Industrial, Hydraulic Power Units, Irrigation Equipment, Loaders/Forwarders, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Sweepers, Paving Equipment, Pumps, Shovels/Draglines, Specialty Ag Equipment, Sprayers, Surface Hauling Equipment, Trenchers and Underground Mining Equipment.

  • Specification Summary

  • Minimum Power 224.0 bkW
  • Maximum Power 298.0 bkW
  • Frequency 1800-2200 rpm
  • Emissions U.S. EPA Tier 4 Final Nonroad, EU Stage IV Nonroad, U.S. EPA Tier 4 Interim Nonroad Equivalent (Not Currently EPA Certified) and

Product Details

Power Rating

Minimum Power 224.0 bkW
Maximum Power 298.0 bkW
Frequency 1800-2200 rpm

Emission Standards

Emissions U.S. EPA Tier 4 Final Nonroad, EU Stage IV Nonroad, U.S. EPA Tier 4 Interim Nonroad Equivalent (Not Currently EPA Certified) and

General

Engine Configuration In-Line 6, 4-Stroke-Cycle Diesel
Bore 115 mm (4.53 in)
Stroke 149 mm (5.87 in)
Displacement 9.3 L (567.5 in³)
Aspiration Turbocharged-Aftercooled (TA)
Compression Ratio 17.0:1
Combustion System Direct Injection
Rotation (from flywheel end) Counterclockwise
Cooling System Capacity 22 L (23.6 qts)
Lube System (refill) 30 L (31.7 qts)

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

Length 1119-1150 mm (44.0-45.3 in)
Width 827-1025 mm (32.6-40.4 in)
Height 1066-1123 mm (41.9-44.2 in)
Weight - Net Dry (Basic Operating Engine Without Optional Attachments) 885 kg (1950 lb)

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

Length 885-925.89 mm (34.8-36.45 in)
Width 714.4-870 mm (28.12-34.4 in)
Height 392.21-570 mm (15.44-22.4 in)
Weight 210-213 kg (463-470 lb)

PETU Dimensions (Tier 4 Final, Stage IV Only)

Length 854 mm (33.6 in)
Width 287 mm (11.3 in)
Volume Capacity 48.4 L (51.1 qt)
Weight 19.42 kg (42.8 lb)
Height 551 mm (21.7 in)
  • Air Inlet System
    •  Turbocharged
    •  Air-to-Air Aftercooled
    •  Mid-mount turbocharged system with front and rear exhaust configurations (Tier 4 Final, Stage IV)
  • Turbocharged
    • Air-to-Air Aftercooled
      • Mid-mount turbocharged system with front and rear exhaust configurations (Tier 4 Final, Stage IV)
        • Control System
          •  Electronic control system
          •  Over-foam wiring harness
          •  Automatic altitude compensation
          •  Power compensated for fuel temperature
          •  Configurable software features
          •  Engine monitoring system SAE J1939 broadcast and control
          •  Integrated Electronic Control Unit (ECU)
          •  Remote fan control
        • Cooling System
          •  Vertical or RH thermostat outlet
          •  Centrifugal water pump
          •  Guidance on cooling system design available through your dealer to ensure equipment reliability
        • Flywheels and Flywheel Housing
          •  Dual rear PTO configuration
          •  Available SAE No. 1 power take off with optional SAE A, SAE B or SAE C power take off drives. Engine power can also be taken from the front of the engine with optional attachments. (Tier 4 Final, Stage IV).
        • Dual rear PTO configuration
          • Available SAE No. 1 power take off with optional SAE A, SAE B or SAE C power take off drives. Engine power can also be taken from the front of the engine with optional attachments. (Tier 4 Final, Stage IV).
            • Fuel System
              •  Electronic high pressure common rail
              •  Primary fuel filter
              •  Secondary fuel filters
              •  Fuel transfer pump
              •  Electronic fuel priming
            • Lube System
              •  Open crankcase ventilation system
              •  Oil cooler
              •  Oil filler
              •  Lube oil filter
              •  Oil dipstick
              •  Gear driven oil pump
              •  Choice of front, rear or center sumps
              •  Open crankcase ventilation system with fumes disposal (optional OCV filter system) (Tier 4 Final, Stage IV)
            • Open crankcase ventilation system
              • Oil cooler
                • Oil filler
                  • Lube oil filter
                    • Oil dipstick
                      • Gear driven oil pump
                        • Choice of front, rear or center sumps
                          • Open crankcase ventilation system with fumes disposal (optional OCV filter system) (Tier 4 Final, Stage IV)
                            • Power Take Off (PTO)
                              •  SAE A, SAE B or SAE C power take off (PTO) drives. Engine power can also be taken from the front of the engine on some applications.
                            • General
                              •  Paint: Caterpillar yellow, with optional colors available at request
                              •  Vibration damper
                              •  Lifting eyes
                            • Paint: Caterpillar yellow, with optional colors available at request
                              • Vibration damper
                                • Lifting eyes
                                  • U.S. EPA Tier 4 Interim, EU Stage IIIB Aftertreatment / Clean Emissions Control Equipment
                                    •  Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
                                    •  NOx Reduction System (NRS)
                                    •  Flex pipe connection kit with 90° rotatable elbows to attach to Cat Regeneration System Inlet
                                    •  Available in 12 volt or 24 volt systems
                                  • Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
                                    • NOx Reduction System (NRS)
                                      • Flex pipe connection kit with 90° rotatable elbows to attach to Cat Regeneration System Inlet
                                        • Available in 12 volt or 24 volt systems
                                          • U.S. EPA Tier 4 Final, EU Stage IV Aftertreatment/ Clean Emissions Control Equipment
                                            •  Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
                                            •  Aftertreatment Electronic Control Unit (ECU)
                                            •  NOx Reduction System (NRS)
                                            •  Pump Electronic Control Unit (PETU)
                                            •  Selective Catalytic Reduction (SCR)
                                            •  Available in 12V or 24V systems
                                          • Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
                                            • Aftertreatment Electronic Control Unit (ECU)
                                              • NOx Reduction System (NRS)
                                                • Pump Electronic Control Unit (PETU)
                                                  • Selective Catalytic Reduction (SCR)
                                                    • Available in 12V or 24V systems
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