"Komatsu PC220-7 Second-hand excavator This second-hand Komatsu PC220-7 excavator is one of the highly praised medium-sized excavators in the market. It has won the favor of many users with its outstanding performance, reliability and durability. This machine has a working time of approximately 5,000 hours and maintains a good overall condition, making it suitable for various earthwork projects, municipal construction, and mining operations, among other scenarios. In terms of the power system, the Komatsu PC220-7 is equipped with the highly efficient SAA6D102E-1 engine, with a maximum output power of up to 110kW (approximately 148 horsepower). It not only provides strong power support but also has excellent fuel economy performance, effectively reducing operating costs while ensuring efficient operation. In addition, this engine also features excellent low-speed torque characteristics, enabling the machine to handle heavy-load conditions with ease. The hydraulic system is a major highlight of Komatsu PC220-7. It adopts an advanced CLSS closed center load sensing system, which can automatically adjust the flow distribution according to actual needs, ensuring that each action achieves the best force and speed matching, thereby realizi2025-12-18 09:48:52