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Industrial Diesel Engines

Cat® C9.3B Diesel Engine

Maximum Power

456 HP

Maximum Torque

1,540 lb-ft @ 1400 rpm

Emissions

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

SPECIFICATIONS

The Cat C9.3B combines a new high pressure common rail fuel system and advanced aftertreatment technology to produce 340 kW of power. With exceptional power density, the C9.3B allows for platform downsizing while maintaining reliability and durability. Our focus is locked on maximizing performance with simpler engine systems and reduced installation complexity through modular, flexible designs.

    Aftertreatment Dimensions

    Length

    36.4 in

    Width

    27.3 in

    Height

    17 in

    Weight

    211 lb

    Emission Standards

    Emissions

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

    Engine Dimensions - Approximate

    Length

    44.3 in

    Width

    31.1 in

    Height

    42 in

    Weight - Net Dry - Basic Operating Engine Without Optional Attachments

    1,907 lb

    General

    Engine Configuration

    In-Line 6

    Bore

    4.5 in

    Stroke

    5.9 in

    Displacement

    567.5 in³

    Compression Ratio

    17.0:1

    Aspiration

    Turbocharged-Aftercooled (TA)

    Combustion System

    Direct Injection

    Rotation from Flywheel End

    Counterclockwise

    Aftertreatment

    DOC+DPF+SCR

    Power Rating

    Maximum Power

    456 HP

    Maximum Torque

    1,540 lb-ft @ 1400 rpm

    Rated Speed

    1800-2200 rpm

    Minimum Power

    335 HP

    • Air Inlet System
      • Turbocharged
      • Air-to-Air Aftercooled
      • Mid-mount turbocharged system with front and rear exhaust configurations
    • 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
      • Available SAE 1 power take-off with optional SAE A, SAE B, SAE C power take-off drives. Engine power can also be taken from the front of the engine with optional attachments. (Tier 4 Final, Proposed Stage V)
    • Fuel System
      • Electronic high pressure common rail
      • Primary fuel filter
      • Secondary and tertiary 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)
    • 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
    • Tier 4 Final, Proposed Stage V Aftertreatment
      • Clean Emissions Module (CEM) consisting of Diesel Particulate Filter (DPF), Diesel Oxidation Catalyst (DOC) and high-efficiency Selective Catalytic Reduction (SCR)
      • Pump Electronic Control Unit (PETU)
      • Available in 12V or 24V systems

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