【 Second-hand Doosan Excavators Sales Information 】 We currently have a high-quality second-hand Doosan excavator for sale, with models ranging from 370-7 to 500-7 series. All the equipment is equipped with an efficient DE12 engine. This is a highly reputational power system in the market, renowned for its outstanding performance, reliability and fuel economy. For enterprises and individuals seeking efficient construction solutions, this batch of second-hand excavators is undoubtedly an ideal choice. - ** Working hours ** : Depending on the specific model, the working hours of this batch of excavators range from 2,000 to 4,000 hours, which is considered a medium usage level. This indicates that they are still in good operating condition and have a relatively long service life. - ** Power System ** : It adopts Doosan's independently developed DE12 diesel engine. This engine not only has strong power (with a maximum power of over 400 horsepower), but also complies with the latest emission standards, ensuring a dual guarantee of environmental protection and efficiency. - ** Hydraulic System ** : Equipped with an advanced closed center load sensing hydraulic control system, it can achieve rapid response and smooth operation. Whether it i2025-12-10 17:19:59