KOMATSU PC120-6 CRAWLER EXCAVATOR

Technical Description

The Komatsu PC120-6 is a compact hydraulic excavator engineered for versatile construction and excavation applications. Powered by a Komatsu S4D102E engine with 87 net horsepower and 239.3 cubic inches of displacement, the machine delivers reliable performance in demanding conditions. The excavator operates at 2200 rpm and maintains an operating weight of approximately 26,530 pounds, providing excellent balance between power and maneuverability. This model offers three interchangeable boom and stick configurations to accommodate varying job site requirements. The standard configuration features a 15'1" boom with an 8'2" stick, delivering a maximum cutting height of 28'3", maximum digging depth of 18'1", and maximum reach along ground of 26'10". The bucket digging force reaches 18,740 pounds at power maximum, while arm crowd force delivers 13,890 pounds. Bucket capacity ranges from 0.3 to 0.8 cubic yards, with a reference capacity of 0.7 cubic yards, enabling efficient material handling across diverse excavation tasks. The undercarriage features 20-inch shoes with a track gauge of 6'5" and ground pressure of 5.7 psi, allowing operation on soft or sensitive surfaces. Overall dimensions include a length on ground of 13'11", height to cab top of 8'11", and width of 8'1", with a compact tail swing radius of 7'0" for tight jobsites. The hydraulic system capacity is 26.5 gallons at 5050 psi, while fuel capacity reaches 60.8 gallons, supporting extended operational periods. The swing mechanism rotates at 12 rpm, enabling rapid repositioning. This configuration makes the PC120-6 ideal for landscaping, utility work, and small-to-medium excavation projects requiring precision and reliability.