KOMATSU PC270LC-7 CRAWLER EXCAVATOR

Technical Description

The Komatsu PC270LC-7 is a mid-sized hydraulic excavator engineered for versatile construction and demolition applications. Powered by a Komatsu SAA6D102E-2 turbocharged engine, this machine delivers 189.1 horsepower at 2,050 rpm, providing robust hydraulic power for demanding jobsite conditions. The excavator features a displacement of 21,907.6 cubic inches with a hydraulic pump flow capacity of 118.9 gallons per minute, enabling efficient operation across multiple work functions. The PC270LC-7 offers exceptional reach and digging capabilities with a maximum digging depth of 24 feet and horizontal reach of 24 feet, complemented by two boom/stick configurations for operational flexibility. The standard operating weight is approximately 63,670 pounds, providing stability while minimizing ground pressure at 6.7 psi. Ground clearance of 1.7 feet and a tail swing radius of 9.7 feet facilitate operation in confined spaces. Key specifications include a maximum travel speed of 3.5 mph, swing speed of 10.5 rpm, and exceptional drawbar pull of 55,977.5 pounds for demanding trenching applications. The undercarriage consists of 48 shoes per side with 8 track rollers and 2 carrier rollers per side, featuring 27.6-inch shoe size and 8.5-foot track gauge for optimal weight distribution. The machine incorporates a closed-center hydraulic system with load-sensing valves and operates on 105.7 gallons of fuel capacity. Design features emphasize low vibration, low noise operation, and high durability, while the integrated Komtrax GPS management system enables real-time equipment monitoring and fleet tracking.