コマツ（小松製作所） PC 56

The Komatsu 56 is a 5-5.8 ton compact crawler excavator produced by Japan’s Komatsu, designed for confined spaces with reliable performance, fuel efficiency and easy operation, making it suitable for small-to-medium construction, municipal works, agriculture and rentals; it has an operating weight of approximately 5,300 kg, transport dimensions of 5,935×1,960×2,550 mm, a small rear swing radius (1,650 mm) and narrow track (400 mm) for good maneuverability, equipped with a Komatsu S4D87E-1 4-stroke engine (rated power 34.5-36.5 kW/46-49 HP at 2,300 rpm, displacement 2.434 L) with energy-saving, low-noise and low-emission features, an optimized high-performance hydraulic system with stable pressure (26.5 MPa for working/travel, 19.6 MPa for swing) for smooth control, a bucket capacity of 0.055-0.25 m³, maximum digging depth of 3,810 mm and radius of 6,130 mm, switchable travel speed (2.6/4.1 km/h), standard dozer blade, and oil capacities including 120 L fuel tank, 55 L hydraulic oil tank, 9.7 L engine oil and 8 L coolant to support continuous operation, with key advantages of superior maneuverability in narrow spaces, reliable and efficient performance from premium components, and versatility for various tasks via multiple bucket options and adaptable working modes.