The Caterpillar 235B is a hydraulic excavator in Caterpillar's 235 series, designed for earthmoving, trenching, loading, and general excavation work. As a tracked excavator, it uses a boom, stick, and bucket arrangement for digging and material handling on construction, mining, and site development projects. The 235B is part of Caterpillar's heavy equipment lineup and is commonly referenced in used equipment, parts, and service contexts. Key specifications typically include operating weight, engine output, bucket capacity, digging depth, and transport dimensions. Exact configuration may vary by year, region, and attachment package.