Medium & Large Excavators: Equipment Spotlight

November 2012, Vol. 67, No. 11
The Kobelco SK485.

Medium and large excavators from Kobelco, John Deere, Doosan, Volvo, Hitachi, Case and Caterpillar.

Kobelco
The new full-size excavator, the SK485, is the largest of the Kobelco Mark 9 excavator series. The Tier 4 SK485 Mark 9 delivers up to 15-percent improvement in fuel efficiency, while maintaining exceptional productivity. A new ROPS/FOPS cab provides a larger, more comfortable work environment. A low engine cover and standard rear-view camera improve visibility and operator productivity. Plus, the new CEGR solution will achieve lower operating costs, while also maintaining efficiency, performance, power and reliability. The SK485 features an operating weight of 111,774 pounds, and a dig depth of 25 feet 7.5 inches. The new model delivers 345 hp. 630.260.4000, kobelcoamerica.com

John Deere
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The 180G LC hydraulic 18 metric ton excavator provides contractors a larger mid-size excavator solution with an Interim Tier4-certifed (IT4) engine. The 180G LC features a rugged, 121 hp, field-proven IT4/EU Stage IIIB John Deere PowerTech diesel engine that meets rigid emissions regulations, enabling operators to work anywhere jobs are available, including non-attainment areas. The 180G LC comes equipped with a Powerwise III hydraulic management system that yields pinpoint metering and smooth, low-effort control. The Powerwise III perfectly balances engine performance and hydraulic flow for predictable operation. Three productivity modes allow an operator to choose the digging style that fits the task at hand. High-productivity delivers more power and faster hydraulic response to move material. Power delivers a balance of power, speed, and fuel economy for normal application and economy reduces top speed and helps save fuel. 800.503.3373, deere.com

Doosan
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The Doosan DX350LC excavator features a 281-hp engine, a 77,603-pound operating weight and a 41,667-pound arm digging force. Built for the most rugged conditions, this excavator features significant power and performance increases to go along with its interim Tier 4 status. doosanequipment.com