【 Premium Recommendation 】 12-year-old Doosan DH150-7 second-hand excavator. This is a device with extremely high cost performance. Not only is it affordable, but it also has excellent performance. Since its manufacture, this machine has accumulated a working time of only 4,800 hours. For a medium-sized excavator, this usage period is very ideal, indicating that it still has a long service life and good mechanical condition. In terms of the power system, this Doosan DH150-7 is equipped with an original imported engine. After meticulous maintenance and care, it operates stably and reliably, starts quickly and has strong power. More importantly, during the actual operation, almost no smoke is observed, which indicates that its combustion efficiency is extremely high. It is both environmentally friendly and can effectively reduce fuel consumption costs. The hydraulic system is one of the key factors in measuring the working efficiency of an excavator. This machine adopts advanced hydraulic technology. It performs well in both digging force and rotation speed, with high response sensitivity and good operability. Even in a complex and ever-changing working environment, it can easily handle various challenges and ensure efficient operation2025-12-16 16:31:16