KOMATSU WA 400-5 WHEEL LOADER

Technical Description

The Komatsu WA 400-5 wheel loader is a robust and efficient machine designed for demanding construction and material handling tasks. Powered by a Komatsu SAA6D114 E-2 turbocharged, 6-cylinder diesel engine, it delivers 208 hp (155 kW) at 2,000 rpm and 687.5 lb-ft (932 Nm) of torque at 1,400 rpm, ensuring strong performance and reliability. The loader features an automatic powershift transmission with four forward and four reverse gears, providing smooth operation and a top speed of 24 mph (39 kph) forward and 24.7 mph (39 kph) reverse. Its hydraulic system utilizes a gear pump with a flow capacity of 79.8 gal/min (299 l/min) and a relief valve setting of 3,045.8 psi, enabling fast cycle times: 5.3 seconds to raise, 2.7 seconds to lower, and 1.2 seconds to dump the bucket. The WA 400-5 has an operating weight of 42,031.2 lbs (19,065 kg) and a static tipping weight of 34,226.8 lbs (15,525 kg), supporting heavy-duty work. The standard bucket offers a heaped capacity of 4.4 cu yds (3 m³) and a width of 9.9 ft (3 m), with a breakout force of 36,509 lbs (16,560 kg). Key dimensions include a length of 27.1 ft (8 m), a height to the top of the cab of 11.2 ft (3 m), a wheelbase of 10.9 ft (3 m), and a turning radius of 19.8 ft (6 m). The machine is equipped with a 24V electrical system, 60A alternator, and large fluid capacities for engine oil, hydraulic system, cooling, and fuel, ensuring extended operation and easy maintenance.