The R390 LC-9 Hyundai Hydraulic Excavator deliver the highest standard of performance in the toughest environments. Its AUTOMATIC ENGINE OVERHEAT PREVENTION feature monitors coolant temperature and automatically lowers engine speed if it overheats which prevents premature failure of the machine. This excavator widely used for digging, lifting and loading application – including scrap handling, confined roadways, construction projects, mass excavations, heavy-duty mining and more.