New generation excavators

Bobcat Company has released four new Tier 4 excavators—the E42, E45, E50 and E55—which include a non-diesel particulate filter engine solution. These four medium-sized M-Series machines feature a new forward-mount instrumentation system and a machine protection system that monitors, manages and shuts down the engine if needed. Operating weights range from 9,246 to 12,271 lb. www.bobcat.com