【 Premium Recommendation 】 No. 5 Top-quality 2022 Sany SY550 Excavator This 2022 Sany SY550 excavator, as a high-performance and highly reliable heavy-duty excavation device, is your reliable assistant in all kinds of engineering operations. Since leaving the factory, this excavator has only been in operation for 1,800 hours and is in the best condition for use. It can almost be said to be of nearly new brand quality. Whether it is earthwork excavation, stone material transportation or mining, it can handle them all with ease, demonstrating outstanding work efficiency. In terms of power, this machine is equipped with a Cummins QSM11-C350 engine, with a maximum power output of 257kW at 1800rpm. The powerful power output ensures that the machine can maintain stable operation under various harsh working conditions. Meanwhile, the efficient fuel system design leads to lower fuel consumption and makes it more energy-saving and environmentally friendly. In addition, advanced cooling technology is adopted to ensure continuous operation for a long time without overheating even in high-temperature environments. In terms of the hydraulic system, the Sany SY550 is equipped with original imported main pumps and valve groups from Kawasaki, Japan2025-12-05 07:03:55