Don’t let their name fool you. KOBELCO conventional excavators are anything but. With high-quality construction and low-cost maintenance, they’re as cost-effective as they are dependable.


  • Engine Power - 463 hp (345kW)
  • Operating Weight - 121,000 ln (54,900 kg)

The KOBELCO SK520LC-11 Conventional Excavator is a powerful machine designed for exceptional performance on even the most challenging jobsites. Equipped with a Tier IV Final Compliant engine, it delivers over 450 horsepower, ensuring efficient yet productive operation. Operators will appreciate premier comforts including a heated air ride suspension seat, multi-vent air conditioning, ergonomic lever angles and adjustable height joysticks.

Safety and convenience are prioritized with features such as a three-side camera safety system, all-around LED lighting, swing flashers, and an optional front cab guard. Additionally, the excavator offers complete compatibility with the KOMEXS telematics system, providing real-time monitoring and maintenance insights. Whether tackling construction projects or excavation tasks, the KOBELCO SK520LC-11 is the ultimate partner on the jobsite.

SK520LC-11 Product Video

Overall Height (to top of boom)14' 5" (4,400 mm)
Overall Width13' 5" (4,090 mm)
Ground Clearance of Rear End4' 2" (1,260 mm)
Ground Clearance20.1" (510 mm)
Tail Swing Radius12' 9" (3,880 mm)
Distance From Center of Swing To Rear End12' 5" (3,790 mm)
Tumbler Distance14' 5" (4,400 mm)
Track Gauge9' (2,750 mm)
Shoe Width35.4 (900 mm)
Overall Width of Upperstructure13' 5" (4,090 mm)


Travel Speed3.4 mph (5.4 kph) / 2 mph (3.2 kph)
Drawbar Pulling Force92,200 lbf (410 kN)


Operating Weight121,000 lbs (54,900 kg)


ModelIsuzu 6WG1
Power Output 463 hp (345 kW)
Max. Torque1460 lbf (1980 Nm)
Displacement956.9 in³ (15.681 ltr)
Fuel Tank190 gallons (US) (720 ltr)


Number of Main Pumps 2
SK520LC-11 Working Ranges Diagram
Bucket Digging Force72,200 lbf (321 kN)
Arm Crowding Force54,400 lbf (242 kN)