The KATO HD823MR is a fully hydraulic crawler excavator engineered for demanding construction and material handling applications. Powered by a turbocharged Mitsubishi C 6D34-T diesel engine, this mid-range excavator delivers 143.5 horsepower at 2,050 rpm, providing robust performance across variable jobsite conditions. The machine weighs 48,281 pounds and features an operating ground pressure of 7.2 psi, making it suitable for sensitive terrain while maintaining stability and productivity. This excavator offers three boom and stick configurations to accommodate diverse operational requirements. The standard arm achieves a maximum digging depth of 22 feet with a cutting height of 32.1 feet, while the extended long-arm option reaches 25.3 feet digging depth and 33.5 feet cutting height. Bucket capacity ranges from 1.1 to 1.5 cubic yards, with a maximum swing radius of 6.5 feet enabling precise positioning in confined spaces. The hydraulic system operates at 4,771.8 psi with a swing speed of 13.5 rpm, delivering responsive arm and bucket digging forces suitable for heavy excavation work. The machine's compact tail swing design minimizes counterweight interference on congested sites. With a fuel capacity of 63.5 gallons and hydraulic fluid capacity of 68.7 gallons, the HD823MR supports extended operational periods. The pressurized cabin features a 7-inch LCD touchscreen monitor and ergonomic controls, while easy-access maintenance points and large component covers facilitate routine servicing. Maximum travel speed reaches 3.3 mph, with track gauge and shoe dimensions optimized for balanced mobility and ground protection across diverse soil conditions.