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  • General Information

    More work within less time

    17 % More productive*
    Shortening the work cycle time with bigger bucket capacity and speed, H4 Series carry the productivity to the top level with their new technology.

    14% More efficient*
    With improvements to the attachment and hydraulic group, H4 Series excavators ensure more work within less time.

    6% Faster *
    With faster hydraulic movements due to developed hydraulic system design, H4 Series excavators ensure more work within less time.

    Safe working environment

    ROPS&FOPS cabin
    Having the standards of ROPS (Roll Over Protective Structure) & FOPS (Falling Object Protective Structure), H4 Series excavators provide maximum safety and durability.

    Wide vision capacity
    Designed with giving special importance to occupational safety, H4 Series ensure excellent vision by minimizing the blind spot on the side and rear cameras. Along with the increase in the number of led headlights, the night vision is significantly improved on H4 Series excavators; in addition, there are also red handles and warning labels providing maximum safety for the operator.

    Audio warning systems
    H4 Series excavators enable safer working environment with their automatic starting horn, swing warning system and travel warning system.

    *The data are prepared in comparison with the previous serie in HP mode.
  • Technical Specs

      • ENGINE
        • Brand - Model
          Isuzu
        • Type
          AQ-6HK1X
        • Number of cylinders
          6
        • Bore x Stroke
          115 x 125 mm
        • Displecement
          7790 cc
        • Maximum Power
          281 HP (210 kW) @1900 rpm / SAE J1995 (Gross)
        • Maximum Torque
          1080 Nm @1500 rpm (Gross)
      • Hydrualic System
        • Pump Type
          Double variable displacement axial piston pumps
        • Max. Flow
          2 x 300 L
        • Pilot Pump
          Gear, 28,5 L/min
      • Relief Valves
        • Attachment
          350 kgf/cm²
        • Power Boost
          380 kgf/cm²
        • Travel
          350 kgf/cm²
        • Swing
          285 kgf/cm²
        • Pilot
          40 kgf/cm²
      • Swing Motor
        • Swing Motor
          Axial piston type integrated with shock absorber valves
        • Swing Speed
          9.40 rpm
      • Max. Drawbar Pull
        • Max. Drawbar Pull
          30.470 kgf
        • High Speed
          5.0 km/h
        • Low Speed
          2.9 km/h
      • Standard Bucket Capacity
        • Standard Bucket Capacity
          2.2 m³
        • Max. Digging Depth
          6.56 m
        • Max.Reach at Ground Level
          10.15 m
      • Digging Performance
        • Bucket Digging Force (ISO)
          25.300 kgf
        • Arm Breakout Force (ISO)
          22.100 kgf
  • Gallery

    HMK 390 LC HD
    Produced to have reinforced heavy duty constructio
    HMK 390 LC HD
    Produced to have reinforced heavy duty constructio
  • Awards

    • 2012
      iF Design 'Product Design' Award
    • 2011
      Good Design Award
    • 2010
      Design Türkiye 'Good Design' Award
      The Design Türkiye is intended to make visible the benefits that good design brings to society and industry in Türkiye, by rewarding good product design that is respectful to user needs, which provides added value and competitive advantage.
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