• Engine

    Model Komatsu SAA6D125E-5
    Type Water-cooled, 4-cycle, direct injection
    Aspiration Turbocharged, aftercooled, cooled EGR
    Number of Cylinders 6
    Bore x Stroke 125 mm x 150 mm
    Piston Displacement 11.04 ltr
    Horsepower, Gross - SAE J1995 270 kW / 362 HP
    Horsepower, Net - ISO 9249 / SAE J1349 257 kW / 345 HP
    Rated RPM 1900
    Fan drive method Mechanical
    Emissions certification EPA Tier 3
  • Hydraulic System

    Type HydrauMind System
    Number of selectable working modes 4
    Main pump type Variable displacement piston type
    Pump for Boom, arm, bucket, swing, and travel circuits
    Maximum flow 690 ltr/min
    Hydraulic Motors  
    Travel 2 x axial piston motor with parking brake
    Swing 1 x axial piston motor with swing holding brake
    Relief Valve Setting  
    Implement circuits 380 kgf/cm3
    Travel circuit 380 kgf/cm3
    Swing circuit 285 kgf/cm3
    Pilot circuit 33 kgf/cm3
    Hydraulic Cylinders Bore x Stroke x Rod diameter
    Boom 2-160 mm x 1570 mm x 110 mm
    Arm 1-185 mm x 1985 mm x 130 mm
    Bucket 1-160 mm x 1270 mm x 110 mm


  • Drives and Brakes

    Steering control Two levers with pedals
    Drive method Fully hydrostatic
    Maximum drawbar pull 330 kN 33,700 kgf
    Gradeability 70 %
    Travel speeds 3.0 / 5.5 km/h
    Service brake Hydraulic lock
    Parking brake Mechanical disc brake
  • Swing System

    Driven by Hydrostatic
    Swing reduction Planetary gear
    Swing circle lubrication Grease-bathed
    Service brake Hydraulic lock
    Swing lock Mechanical disc brake
    Swing speed 9.1 rpm
  • Undercarriage

    Center frame X-frame leg
    Track frame Box-section
    Track type Sealed track
    Track adjuster Hydraulic
    Number of shoes (each side) 49
    Number of carrier rollers (each side) 2
    Number of track rollers (each side) 8
    Shoe size & type 600 mm triple grouser
  • Coolant & Lubricant capacity

    Fuel tank 650 ltr
    Coolant 36 ltr
    Engine 37 ltr
    Final drive, each side 10.5 ltr
    Swing drive 20 ltr
    Hydraulic tank 248 ltr
    DEF tank None
  • Weights

    Operating weight 44,400 - 44,850 kg
  • Operation

    Boom size (m) & type 7.1 Standard
    Arm size (m) & type 3.4 Standard
    Arm crowd force - ISO (kgf) 23800
    Bucket crowd force - ISO (kgf) 28300
    Digging depth - maximum (mm) 7790
    Digging reach - maximum (mm) 12005
    Maximum reach @ ground level 11800
    Swing radius (mm) 3645
  • Dimensions (transport position)

    Length, overall (mm) 12040
    Track length on ground (mm) 4350
    Track gauge (mm) 2740
    Overall track width (mm) 3340
    Overall height (mm) 3660
    Ground clearance (mm) 550

PC450LC-8 Excavators

Our PC450LC-8 is designed for heavy construction applications, delivering high productivity and lower owning and operating costs. As with all our construction excavators, key components are designed and manufactured by Komatsu to work together in an integrated package. And it comes standard with our KOMTRAX remote monitoring and location system, backed by our Australia-wide service and support network.

  • 257 kW / 345 HP
  • 46,090 kg
  • 2.15 m³


Comfortable Ride with Viscous Cab Mount

PC450LC-8 uses viscous damper mounting for cab that incorporates longer stroke and the addition of spring. The new cab damper mounting combined with high rigidity deck aids vibration reduction at operator seat.

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