KOMATSU PC400LC-7 CRAWLER EXCAVATOR

Technical Description

The Komatsu PC400LC-7 is a heavy-duty hydraulic excavator engineered for high production and fuel efficiency. It is powered by a Komatsu SAA6D125E-3 engine delivering 330 hp (246 kW) at 1850 rpm, featuring an electronically controlled common rail fuel injection system that optimizes performance while reducing fuel consumption. The machine has an operating weight of approximately 95,460 lbs (43,300 kg), supporting exceptional digging and lifting capabilities. Its hydraulic system has a fluid capacity of 65.5 gallons, enabling strong and precise multifunction motions with two selectable boom modes (Power mode and Smooth mode) for either maximum digging force or smoother operation. Maximum bucket digging force reaches 275 kN (28 metric tons), and arm crowd force is enhanced by 8% with the Power Max function. The hydraulic excavator features a 172-gallon fuel tank for extended operating hours and a rugged undercarriage with 49 shoes per side, 8 track rollers, and 2 carrier rollers, providing reliable traction and stability. Key dimensions include a ground clearance of 4.4 feet, a cab height of 10.8 feet, a track length on ground of 17.6 feet, and a tail swing radius of 12 feet. Maximum travel speed is 3.4 mph (5 km/h), with a drawbar pull rated at 73,962 lbs. The cab is expanded by 14% for operator comfort, equipped with advanced climate control features and a multi-function color monitor to select working modes, enhancing operational efficiency and safety. This excavator is designed for durability, easy maintenance, and compliance with emission standards, making it suitable for demanding construction and mining applications.