SUMITOMO SH80-3B CRAWLER EXCAVATOR

Technical Description

The Sumitomo SH80-3B is a mid-sized hydraulic excavator engineered for versatile construction and excavation tasks. Powered by a 4-cylinder Isuzu AU-4LE2X engine with a displacement of 134.3 cubic inches (2,179 cc), it delivers a net power of 53.7 hp (40 kW) at 2000 rpm, balancing efficiency with strong performance. The machine’s operating weight is approximately 18,739 lbs (8,430 kg), enabling solid stability without sacrificing mobility. The SH80-3B features a boom length of 11.48 ft (3.5 m) paired with a 5.6 ft (1.71 m) stick, supporting a 0.4 cubic yard bucket capacity optimized for medium-duty digging and loading tasks. Its maximum digging depth reaches 15.1 ft (4.6 m), with a maximum vertical wall digging depth of 11 ft (3.35 m), allowing it to handle substantial excavation jobs. The unit boasts a maximum reach along the ground of 23.9 ft (7.3 m) and a max loading height of 15.1 ft (4.6 m), facilitating efficient material handling. The hydraulic system operates with a pump flow capacity of 36 gallons per minute (gpm) and a relief valve pressure rated at 4,786 psi (33 MPa), ensuring responsive and precise hydraulic control. Mobility is supported by a max travel speed of 3.2 mph (5 kph) and 17.8-inch-wide shoes, providing stability and traction on varied terrain. The ground clearance of 1.2 ft (0.36 m) and a tail swing radius of 5.4 ft (1.65 m) enhance maneuverability in confined workspaces. Shipping dimensions are compact, with a height of 8.9 ft (2.7 m) and length of 22.2 ft (6.75 m), facilitating transport and deployment. Overall, the Sumitomo SH80-3B blends balanced power, reach, and hydraulic capacity ideal for efficient excavation in construction, utilities, and landscaping applications.