Used HITACHI 350HQ crawler excavator

The Hitachi 120 is a classic 12-ton medium-sized hydraulic excavator from Hitachi Construction Machinery, with mainstream domestic models produced by Hefei Hitachi Construction Machinery. It is equipped with a durable Isuzu or original imported engine, paired with a precise HIOS Ⅱ hydraulic system that allows flexible switching of operation modes, balancing power and fuel efficiency. Featuring a reinforced structure, a safe cab, and centralized layout of maintenance components, it suits small-to-medium earthworks, municipal engineering, landscaping and other scenarios, with outstanding cost-effectiveness.

The Cat 302.7 is a compact hydraulic excavator manufactured by Caterpillar. It has a net power of 23.6 hp (17.6 kW), an operating weight of approximately 2262-3050 kg, and a digging depth of 2570-2710 mm. Its compact radius design and retractable undercarriage enable operation in confined spaces. It is equipped with a C1.1 engine that meets US EPA Tier 4 Final and EU Stage V emission standards, offering excellent environmental performance. Operators enjoy easy-to-use controls, a single-handle travel mode, and a choice of a canopy or sealed, pressurized cab equipped with air conditioning, adjustable wrist rests, and a suspension seat for comfortable operation. Features such as automatic idle and automatic engine shutdown reduce operating costs, and daily checkpoints are easily accessible at ground level through a side door, ensuring convenient maintenance.

The Cat 308E2 mini hydraulic excavator boasts outstanding advantages. Its Cat C3.3B DI engine delivers high fuel efficiency, with auto idle and standard/power modes to cut fuel use or boost productivity. The redesigned cab offers a spacious, comfortable workspace, featuring ergonomic controls, a standard suspended seat (heated air-suspended seat optional), and a radio with auxiliary input. It ensures high work efficiency via strong digging forces, fast swing speed, and precise control. Maintenance is easy thanks to large side doors, protected fluid gauges, and a bigger fuel fill cap. Its low-center-of-gravity counterweight enhances stability for safe, smooth operations.

The Hitachi ZX130 is a versatile excavator trusted for its reliability and adaptability across various projects. Engineered for durability, it features a robust design that withstands daily wear in construction, agriculture, and light industrial settings. Its advanced engine ensures consistent power while prioritizing fuel efficiency, supported by a responsive hydraulic system that enables smooth, precise operations. The operator cab is designed for comfort, with ergonomic controls and reduced noise, enhancing productivity during long shifts. Built to tackle medium-scale tasks, the ZX130 combines agility and toughness, making it a practical choice for urban worksites, trench digging, and material handling, where efficiency and dependability are essential.

The Cat 325D hydraulic excavator is equipped with a Cat C7 ACERT engine, delivering a net power of up to 140kW. The ADEM A4 electronic module precisely controls fuel delivery, resulting in rapid power response and superior fuel efficiency. Inheriting Cat's classic hydraulic interactive sensing system, the hydraulic system boasts a maximum flow rate of 235 L/min and a system pressure of 36000 kPa, making it compatible with various attachments such as hydraulic hammers and vibratory compactors. With its bucket and breaker attachments, it seamlessly handles multiple working conditions including digging, breaking, and compacting.