KOBELCO Unveils the New SK520LC-11 Excavator

KOBELCO Construction Machinery USA announced the launch of its latest innovation, the KOBELCO SK520LC-11, a state-of-the-art excavator designed to meet the demands of the modern construction job site.

This new model combines advanced technology, enhanced efficiency, and exceptional durability, setting a new standard for heavy-duty machinery. This 55-ton class -11 series excavator offers unmatched added value and delivers superior performance, efficiency, and productivity.

Power and Performance
Like other -11 series machines it follows the KOBELCO “Performance x Design” concept for superior operator controllability and comfort. The SK520LC-11 has an operating weight at 121,000 lb. and has top performing cycle times, lift capacity and digging force.

This trendsetting excavator delivers a dynamic bucket digging force of 72,200-lb. and achieves leading-class work volume with a lifting capacity of 46,540-lb., even while minimizing fuel consumption. This tough SK520 is powered by a 463-hp Tier IV Final Isuzu 6WG1 engine, allowing it to easily tackle tough applications and remain highly fuel efficient.

Advanced Hydraulic System
“Independent Travel,” an exclusive KOBELCO feature, enables the SK520 to move, lift and swing simultaneously without experiencing loss of power. An optional counterweight removal system further enhances the SK520’s reputation for powerful performance and efficient operation to make this machine easier to move from one job site to the next.

This feature makes counterweight removal and installation a quick, simple process to reduce costs and increase safety. Operators can choose from multiple working modes to optimize performance for specific tasks, enhancing productivity, and operational efficiency.

Durability and Maintenance
Built to withstand the toughest working conditions, the SK520LC-11 features tough materials and components that ensure long-lasting durability. Maintenance has never been easier, with convenient access to all service points allowing for quick and efficient day-to-day maintenance, minimizing downtime, and maximizing productivity.

The SK520LC-11 is manufactured to the highest quality standard and carries as standard a four-year or 4,000-hour warranty with optional extended warranty options possible with the KOBELCO Premium Protection Plan (KPPP) allowing you to customize coverage to fit your needs and budget.


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