HITACHI EX120-5 CRAWLER EXCAVATORS

Technical Description

The Hitachi EX120-5 is a versatile mid-sized hydraulic crawler excavator engineered for diverse construction, landscaping, and utility applications. Powered by an ISUZU A-4BG1T turbocharged engine delivering 81 horsepower at 2,100 rpm and 231.6 lb-ft of torque, this machine provides efficient performance with an operating weight of 26,000 pounds. The excavator features three configurable boom and stick options, with the standard option offering a maximum cutting height of 27.4 feet and digging depth of 17 feet, while the extended option reaches 29.2 feet in cutting height and 19.9 feet in digging depth. The bucket capacity ranges from 0.3 to 0.9 cubic yards, accommodating various material handling requirements. The advanced hydraulic system operates at 4,980 psi relief valve pressure with a pump flow capacity of 50.2 gallons per minute, ensuring smooth and responsive operation across multiple work modes. The swing mechanism rotates at 12.7 rpm, while the undercarriage delivers exceptional stability with ground pressure of only 5.4 psi and 44 track shoes per side. The 6.6-foot track gauge and compact 8.2-foot width enable operation in confined spaces with minimal ground impact. For extended operational capability, the machine includes a 66.1-gallon fuel tank and 35.4-gallon hydraulic fluid capacity. Maximum travel speed reaches 3.5 mph, suitable for efficient site mobility. The cab provides ergonomic operator comfort with excellent visibility and air conditioning options. The EX120-5's balanced power-to-weight ratio, precision control systems, and compatibility with various attachments including hammers and grapples make it an ideal choice for mid-sized excavation projects demanding reliability and performance.