卡特 307

CAT 307 is a 7-ton compact hydraulic crawler excavator designed for small‑scale construction, municipal engineering, landscaping, utility installation and narrow‑space operations. Powered by a high‑efficiency Cat diesel engine, it delivers stable power output with low fuel consumption and low noise, meeting non‑road emission standards. Its advanced hydraulic system provides smooth, precise control and fast cycle times, ensuring efficient digging, lifting and compound movements. The compact body and optimized tail swing allow flexible operation in confined urban areas, residential sites and roadside projects. The reinforced boom, arm and undercarriage enhance durability and stability, while the ergonomic cab with adjustable seat, effective vibration isolation and good visibility improves operator comfort. With a standard bucket capacity around 0.32 m³, it performs well in trenching, backfilling, grading and light demolition. Easy maintenance access, long service intervals and low operating costs make it popular for rental and daily use. It can be fitted with breakers, augers and other attachments to expand application scenarios.