【 Premium Recommendation 】2021 Caterpillar 349 Excavator This is a Caterpillar 349 excavator from 2021, with a total of 6,200 hours of pure earthwork operation. For such an outstanding engineering device, this working duration not only attests to its excellent durability and reliability, but also indicates that it is in the best working condition, capable of bringing efficient and stable performance to your engineering projects. In terms of the power system, this machine is equipped with the Caterpillar C15 ACERT engine, which is renowned worldwide for its outstanding fuel economy, powerful output and low emissions. It can maintain excellent performance even in harsh working environments, ensuring that your construction progress is not affected. In addition, an efficient cooling system and advanced air filtration technology further extend the engine's service life and reduce maintenance costs. The hydraulic system adopts Caterpillar's latest electronically controlled hydraulic technology, featuring fast response speed, high control accuracy and low energy consumption. Whether it is excavation, loading or crushing operations, they can all be handled with ease, ensuring a perfect balance between work efficiency and operational comfort2025-12-04 08:19:54