Doosan Infracore Construction Equipment

DX420LC-3 Excavator

The Doosan DX420LC-3 excavator features an approximately 14% increase in swing torque and an approximately 4% increase in lifting capacity. Bucket digging force is increased 3%, distributing more power in harsh digging conditions and decreasing cycle times.

  • 6-cylinder, 362-hp water-cooled Tier 4 Interim diesel engine optimized for CEGR system, DOC and DPF; high-pressure common-rail design with direct fuel injection, electronic control and four valves per cylinder
  • Electronic Power Optimizing System
  • Four work modes: Digging, Breaker, Shear and Lifting modes
  • Variable geometry turbocharger increases boost pressure at lower engine rpm
  • Intelligent Floating Boom options allows boom to "float" up or down without hydraulic flow
  • Thickened dampening plate and internal coil spring reduce cabin vibration 20%
  • Max digging depth: 25 ft. 5 in.
  • Dump height: 25 ft. 4 in.
  • Max digging reach: 37 ft.
  • Operating weight: 92,374 lbs.

Video: How Doosan Sweetened its Excavator Features with Emissions Upgrade

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