The Komatsu PC850-8R1 is an 80-ton class ultra-heavy hydraulic excavator built for coal mining, iron ore extraction, quarrying, and large-scale overburden removal. Its consistent performance is powered by a Komatsu SAA6D140E-5 diesel engine that generates about 496 HP at 1,800 rpm. Weighing between 78,600 and 79,000 kg, it offers excellent stability and a robust platform for the largest and most challenging mining operations. With a bucket capacity ranging from 3.4 to 4.30 m³, it effectively handles bulk material in high-production mining conditions throughout each shift. This Komatsu excavator can reach a maximum digging depth of approximately 8.4 metres, allowing for deep excavation with high breakout force and superior productivity under tough conditions. Economy and power modes in Komatsu’s advanced hydraulic system ensure smooth, precise control and optimized fuel efficiency in all operations. Reinforced boom and arm components, heavy-duty undercarriage, and robust construction effectively handle harsh mining environments with minimal downtime. Features like KOMTRAX remote monitoring, rear-view safety systems, and easy maintenance access improve machine management and operator comfort on active sites. Durable, wear-resistant components and improved filtration systems extend the machine’s life and lessen servicing intervals during long projects. This excavator from Komatsu Construction Equipment is a highly productive and effective choice for large mining contractors dealing with coal extraction and overburden removal across India.