The Doosan DH420LC-7 is a 42-ton-class large crawler hydraulic excavator equipped with a Doosan DE12TIS diesel engine rated at approximately 210 kW and a proven hydraulic system. It delivers strong power, excellent digging capability, and stable working performance. With a heavy-duty crawler undercarriage and robust working equipment, the DH420LC-7 is suitable for large-scale earthmoving, water conservancy projects, mining, road construction, and foundation work. Featuring Doosan's proven large excavator technology, the DH420LC-7 offers a good balance of productivity, stability, and durability, making it a practical choice for used heavy construction machinery export.
Key Specifications & Component Layout
Brand:Doosan
Model:DH420LC-7
Type:Crawler Hydraulic Excavator
Engine:Doosan DE12TIS
Engine Power:Approx. 210 kW
Operating Weight:Approx. 41,200 kg
Bucket Capacity:Approx. 1.44–2.18 m³
Operational Features & Advantages:
Proven Doosan Heavy-Duty Model:The DH420LC-7 features Doosan's proven large excavator design with a robust structure for large-scale and demanding construction applications.
Powerful Engine System:Equipped with a Doosan DE12TIS diesel engine rated at approximately 210 kW, the DH420LC-7 provides strong power for large-scale earthmoving and heavy-duty construction work.
Efficient Hydraulic System:The proven hydraulic system provides smooth and stable operation of the working equipment, helping deliver efficient digging performance.
Heavy-Duty Crawler Undercarriage:Durable crawler undercarriage designed for earthmoving, mining, and heavy-duty construction environments.
Versatile Heavy-Duty Equipment:The DH420LC-7 is suitable for large-scale earthmoving, water conservancy projects, mining, road construction, foundation work, and other heavy-duty applications.
Primary Application Scenarios:
Large-Scale Earthmoving:Suitable for excavation, loading, backfilling, and site grading.
Road Construction:Suitable for road foundation work, excavation, and general road construction.
Foundation Construction:Suitable for building foundation excavation and general foundation projects.
Site Development:Suitable for site preparation, grading, and general earthmoving operations.
Mining Operations:With its strong power, large working equipment, and stable crawler undercarriage, the DH420LC-7 is suitable for mining, quarrying, and other heavy-duty applications.
Water Conservancy Projects:Suitable for river improvement, reservoir construction, dam projects, and large-scale earthmoving operations.
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