41,740 Kg

Operating Weight

345 HP

Power Engine

2.80 m³

Bucket Capacity




  • High Production and Low Fuel Consumption
  • Excellent Machines Stability
  • Two-mode Setting for Boom


  • Cab dedicated to hydraulic excavator for protecting the operator
  • Anti-slip plates for safe work on machine
  • Rear view monitor system (Optional)


  • Long replacement interval of engine oil & filter, hydraulic oil & filter
  • Side by side radiator and oil cooler configuration
  • Equipped with the EMMS monitoring system
  • Easy access to engine oil filter and fuel drain valve
  • Large fuel tank capacity
  • Electric priming pump installed
  • Equipped with large size steps for easier maintenance



Model   Komatsu SAA6D125E-5
Type   Water-cooled, 4-cycle, direct injection
Aspiration   Turbocharged, aftercooled
Number of cylinders   6
Bore   125 mm
Stroke   150 mm
Piston displacement   11,04 L
Horsepower :    
SAE J1995 - Gross 270 kW 362 HP
ISO 9249 / SAE J1349 - Net 257 kW 345 HP
Rated rpm   1950 min-1
Fan drive method for radiator cooling   Mechanical
Governor   All-speed control, electronic


Hydraulic System


HydrauMind (Hydraulic Mechanical Intelligence NewDesign) system, closed-center system with load sensing valves and pressure compensated valves

Number of selectable working modes   4
Main Pumps:    
Pumps for   Boom, arm, bucket, swing, and travel circuits
Type   Variable displacement piston type
Maximum flow   690 L / min
Supply for control circuit   Self-reducing valve
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   37.3 MPa 380 kgf/cm²
Travel circuit   37.3 MPa 380 kgf/cm²
Swing circuit   27,9 MPa5 kgf/cm²
Pilot circuit   3.2 MPa 33 kgf/cm²
Hydraulic Cylinder :
(Number of cylinder – bore x stroke x rod diameter)
Boom   2-160 mm x 1570 mm x 100 mm
Arm   1-185 mm x 1820 mm x 120 mm
Bucket     1-185 mm x 1160 mm x 120 mm

Drives and Brakes

Steering control   Two levers with pedals
Drive method   Hydrostatic
Maximum drawbar pull   330 kN 33700 kgf
Gradeability   70%, 35⁰
Maximum Travel Speed :    
High   5.5 km/h
Mid (Auto-shift)   4.0 km/h
Low (Auto-shift)   3.0 km/h
Service brake   Hydraulic lock
Parking brake   Mechanical disc brake


Swing System

Drive method Hydrostatic
Swing reduction Planetary gear
Swing circle lubrication Grease-bathed
Service brake Hydraulic lock
Parking brake Mechanical disc brake
Swing speed 9.4 min-1



Center frame X-frame
Track frame Box-section
Seal of track Sealed track
Track adjuster Hydraulic
Number of shoes (each side)

PC400SE-8R : 46

PC400LCSE-8R : 49

Number of carrier rollers 2 (each side)
Number of track rollers (each side)

PC400-8R : 7

PC400LC-8R : 8


Coolant and Lubricant Capacity (Refilling)

Fuel tank 650 L  
Coolant 36,0 L  
Engine 37.0 L  
Final drive (each side)​ 10,5 L  
Swing drive​ 20.0 L  
Hydraulic tank​ 248 L  


  • Alternator, 24V / 50A
  • Anti-slip plates
  • Auto decelerator
  • Auto Air Conditioner
  • Automatic engine warm-up system
  • Batteries, 2 x 12V / 140 Ah
  • Boom holding valve
  • Corrosion Resistor
  • Counterweight, 9220kg
  • Dry type air cleaner, double element
  • Electric horn
  • Electric priming pump
  • Engine, Komatsu SAA6D125E-5
  • Engine overheat prevention system
  • Fan guard structure
  • Fuel pre-filter (with water separator)
  • Fuel refill pump
  • FM/AM radio for Asia
  • Hydraulic track adjusters (each side)
  • Multi function color monitor
  • Radiator and oil cooler dust proof net
  • Travel alarm
  • Two-mode setting for boom
  • Water separator
  • Working light
  • Working mode selection system


  • Alternator, 24V / 60A
  • Arm assembly (2400mm, 2900mm, 3380mm, 4000mm, 4800mm)
  • Batteries, 2 x 12V / 120 Ah
  • Bolt on top guard (Operator Protective), Guards level 2
  • Boom 7060mm
  • Cab accesories : Rain visor, sun visor
  • Cab front guard : Full height guard, half height guard
  • Heater with defroster
  • Long lubricating intervals for implement bushings
  • Rearview mirror (rear and sidewise)
  • Rearview monitoring system
  • Seat, suspension with heater
  • Track shoes, triple grouser : 600mm, 700mm, 800mm
  • Track roller guards (full length)
  • Variable track gauge