• Engine

    Model Komatsu SAAD95LE-6
    Type Water-cooled, 4-cycle, direct injection
    Aspiration Turbocharged, aftercooled, cooled EGR
    Number of Cylinders 4
    Bore x Stroke 95 mm x 115 mm
    Piston Displacement 3.26 ltr
    Horsepower, Gross - SAE J1995 50.7 kW / 68.0 HP
    Horsepower, Net - ISO 9249 / SAE J1349 48.8 kW / 65.5 HP
    Rated RPM 1950
    Fan drive method Mechanical
    Emissions certification EPA Tier 4 Final
  • Hydraulic System

    Type HydrauMind System
    Main pump type Variable displacement, axial piston
    Pump for Boom, arm, bucket, and travel circuits
    Maximum flow 160 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 270 kgf/cm3
    Travel circuit 270 kgf/cm3
    Swing circuit 210 kgf/cm3
    Hydraulic Cylinders Bore x Stroke x Rod diameter
    Boom 1-120 mm x 1015 mm x 70 mm
    Arm 1-110 mm x 715 mm x 65 mm
    Bucket 1-90 mm x 710 mm x 55 mm
    Boom offset 1-110 mm x 350 mm x 55 mm


  • Drives and Brakes

    Steering control Two levers with pedals
    Drive method Fully hydrostatic
    Maximum drawbar pull 66.9 kN 6820 kgf
    Travel speeds 2.9 / 5.0 km/h
    Service brake Hydraulic lock
    Parking brake Mechanical disc
  • Swing System

    Driven by Hydraulic motor
    Swing reduction Planetary gear
    Swing circle lubrication Grease-bathed
    Swing lock Mechanical disc brake
    Swing speed 10 rpm
  • Undercarriage

    Center frame X-frame leg
    Track frame Box-section
    Track type Sealed track
    Track adjuster Hydraulic
    Number of shoes (each side) 39
    Number of carrier rollers (each side) 1
    Number of track rollers (each side) 5
  • Coolant & Lubricant capacity

    Fuel tank 125 ltr
    Coolant 10 ltr
    Engine 11.5 ltr
    Final drive, each side 1.1 ltr
    Swing drive 2.0 ltr
    Hydraulic tank 102 ltr
    DEF tank None
  • Weights

    Operating weight 7,960 kg

PC78UU-10 Excavators

Powered by our new technology Komatsu engine, the PC78UU-10 (UU stands for “ultra-urban”) is a mid-sized zero-swing excavator designed for excavation, rock work and services placement in confined built-up areas. It incorporates features of bigger Komatsu excavators, with key components designed and manufactured by Komatsu to work together in an integrated package. And it’s standard with our Komtrax remote monitoring and location system, backed by our Australia-wide service and support network.


Tier 4 Engine KDPF Regeneration
  • 48.8 kW / 66 HP
  • 7,960 kg
  • 0.28 m³

Current Offers

Offset Boom

Equipped with an offset boom with maximum boom range of 1050mm on both sides. Now it is possible to accurately and efficiently perform the side excavation work in narrow areas and walls together with the rear ultra-small turning.

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