Doosan Excavators: DX420LCA

Performance & Productivity

– New powerful DOOSAN DE12TIS, direct injection, 6 cylinder engine.
– e-EPOS System (Electronic Power Optimizing System) and hydraulic power boost function for optimized combustion and minimized emissions.


– Self-lubricating sealed, extra durable track links and rollers.
– Improved sprocket, track guard, travel motor cover, and idler bracket for heavy duty application.
– Heavy-duty X-shaped undercarriage with integrated track spring and idler plus durable box section track frame.

Fuel Efficiency

– Advanced pump control technology “Relief cut-off ” saves much fuel in heavy workload.
– Efficient conversion of engine output into hydraulic performance for better fuel efficiency and lower costs.
– Best-in-class double element air cleaner and pre-filtered Turbo dust separator for maximum fuel efficiency.

Maintenance & Safety

– Simplified electronics.
– Easy access to all maintenance components.
– Maintenance data available directly from control panel.
– Fuel pre-filter with water separator.
– PC access for maintenance and repairs.
– Self-diagnosis function.
– Reliable Doosan parts.
– High battery capacity.
– Highly lubricated bushings to optimize greasing.

Classification Unit DX420LCA
Operating Weight ton 41.5
Bucket Capacity (SAE) m3 1.9
Engine Rated Power (Net Power) kW(HP) / rpm 218(293) / 2000
Engine Max. Toque kg.m / rpm 127 / 1300
Digging Force (ISO) Bucket (Nor. / Press. Up) ton 25.8 / 27.3
Digging Force (ISO) Arm (Nor. / Press. Up) ton 18.4 / 20.1
Max. Digging Reach mm 11495
Max. Digging Depth mm 7730
Max. Digging Height mm 10920
Overall Length mm 11660
Overall Width mm 3350
Overall Height mm 3450