The Kobelco SK390 LC-11 is a crawler excavator in the 39-ton class, designed for heavy-duty earthmoving, site preparation, trenching, and material handling. It is part of Kobelco's SK LC-11 series and features a long undercarriage for improved stability and ground contact during digging and lifting operations. The machine is commonly equipped with a fuel-efficient diesel engine, hydraulic system optimized for smooth control, and a reinforced boom and arm for demanding jobsite conditions. The SK390 LC-11 is used in construction, utility, quarry, and infrastructure applications where reach, digging force, and reliable cycle performance are required.