• Engine

    Model Komatsu SAAD95LE-5
    Type Water-cooled, 4-cycle, direct injection
    Aspiration Variable flow, turbocharged, air-to-air aftercooled
    Number of Cylinders 4
    Bore x Stroke 95 mm x 115 mm
    Piston Displacement 3.26 ltr
    Horsepower, Gross - SAE J1995 72.1 kW
    Horsepower, Net - ISO 9249 / SAE J1349 68.4 kW
    Rated RPM 2200
    Emissions certification EPA Tier 3
  • Hydraulic System

    Type HydrauMind System
    Main pump type Variable capacity piston type
    Pump for Boom, arm, bucket, swing, and travel circuits
    Maximum flow 241.5 ltr/min
    Hydraulic Motors  
    Travel 2 x piston motor with parking brake
    Swing 1 x piston motor with swing holding brake
    Relief Valve Setting  
    Implement circuits 355 kgf/cm3
    Travel circuit 355 kgf/cm3
    Swing circuit 276 kgf/cm3
    Pilot circuit 33 kgf/cm3
    Hydraulic Cylinders Bore x Stroke x Rod diameter
    Boom 2-105 mm x 1055 mm x 70mm
    Arm 1-110 mm x 1175 mm x 75 mm
    Bucket 1-95 mm x 885 mm x 65 mm


  • Drives and Brakes

    Steering control Two levers with pedals
    Drive method Fully hydrostatic
    Maximum drawbar pull 123 kN 12500 kgf
    Travel speeds 2.9 / 5.1 km/h
    Service brake Hydraulic lock
    Parking brake Wet, multiple-disc
  • Swing System

    Driven by Hydraulic motor  
    Swing reduction Planetary gear
    Swing circle lubrication Grease-bathed
    Swing lock Wet, multiple-disc brake
    Swing speed 11.0 rpm
  • Undercarriage

    Center frame X-frame leg
    Track frame Box-bathed
    Track type Sealed track
    Track adjuster Hydraulic
    Number of shoes (each side) 43
    Number of carrier rollers (each side) 1
    Number of track rollers (each side) 7
    Shoe size & type 500 mm triple grouser
  • Coolant & Lubricant capacity

    Fuel tank 195 ltr
    Coolant 12.4 ltr
    Engine 11.0 ltr
    Final drive, each side 2.1 ltr
    Swing drive 2.5 ltr
    Hydraulic tank 69.0 ltr
    DEF tank None
  • Weights

    Operating weight 14,560 - 14,870 kg
  • Operation

    Boom size (m) & type 4.6 standard
    Arm size (m) & type 2.5 standard
    Arm crowd force - ISO (kgf) 6300
    Bucket crowd force - ISO (kgf) 9500
    Digging depth - maximum (mm) 5480
    Digging reach - maximum (mm) 8300
    Maximum reach @ ground level 8180
    Swing radius (mm) 1480
  • Dimensions (transport position)

    Length, overall (mm) 7260
    Track length on ground (mm) 2880
    Track gauge (mm) 1990
    Overall track width (mm) 2490
    Overall height (mm) 2850
    Ground clearance (mm) 395

PC138US-8 Excavators

Komatsu’s PC138US-8 excavator is the perfect choice for high productivity and plenty of digging power in confined spaces. 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.

  • 68.4 kW / 92 HP
  • 14,700 kg
  • 0.53 m³

Current Offers

Short Tail Swing Radius

The short tail swing radius of the PC138US-8 allows the machine to work in more confined areas than a conventional machine

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