KOMATSU PC400-6 CRAWLER EXCAVATOR

Technical Description

The Komatsu PC400-6 is a heavy-duty hydraulic excavator engineered for versatile construction and excavation tasks. It features five boom/stick configurations, enabling maximum digging depths ranging from 22.3 ft to 30.2 ft and maximum cutting heights from 33.8 ft up to 37.8 ft, with corresponding maximum reach along ground between 35.6 ft and 43.2 ft. This adaptability allows the PC400-6 to handle a broad range of trenching, loading, and material handling operations. The excavator’s bucket capacity ranges from 1.8 to 2.9 cubic yards, optimizing load volumes for different job requirements. Powered by the Komatsu SA6D125E engine, it delivers a net power output of 305.8 hp (227 kW) at 2050 rpm, supported by a displacement of 673.8 cubic inches. The machine operates with a fuel capacity of 159.9 gallons and hydraulic system fluid capacity of 71.4 gallons, coupled with a hydraulic pump flow of 172.3 gpm and system relief pressure of 5050 psi, ensuring efficient and responsive hydraulic performance. Weighing approximately 91,271 lbs, the PC400-6 travels at a maximum speed of 3.5 mph with a ground pressure of 11.2 psi. Its undercarriage design includes 23.7-inch shoes and a 9 ft track gauge for stable, durable ground contact. Dimensions include a tail swing radius of 11.5 ft, width to outside of tracks at 11 ft, and ground clearance of 1.9 ft, facilitating operation in confined or rugged environments. The cab height is 10.8 ft with shipping heights varying by boom option from approximately 12.2 to 14.4 ft, and shipping lengths near 39 ft. Its swing speed reaches 9.3 rpm, enabling smooth maneuverability on-site. This robust excavator is noted for its fuel efficiency, operator comfort with ergonomic cab design, durability, and advanced hydraulic technology tailored for productivity and versatility across applications. The PC400-6 suits demanding construction, earthmoving, and material handling conditions, providing reliable performance and operational adaptability through its multiple boom/stick and bucket options.