【 Premium Recommendation 】 Premium No. 6:2022 Sany 550 Excavator The Sany SY550H large excavator produced in 2022 that we present to you is a high-quality second-hand device that has undergone strict screening and professional testing. It has a working time of only 1,800 hours, which means its main components are still in the best working condition with extremely low wear and tear. For buyers who pursue a balance between cost performance and performance, it is definitely an excellent choice that is hard to come by. This machine is equipped with a Cummins QSB7 engine. This power system is renowned for its high efficiency and reliability. It ensures strong output while effectively reducing fuel consumption, making it particularly suitable for the needs of long-term continuous operation. Combined with advanced electronic control technology, the entire machine operates more smoothly, responds quickly, and greatly improves work efficiency. In terms of the hydraulic system, Kawasaki K3V series main pumps and valve groups are adopted, which have excellent flow control capabilities and pressure regulation functions, ensuring precise and error-free action execution. Both the digging force and the rotation speed have reached the industry-lead2025-12-04 07:31:14