Construction Equipment Guide
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The Caterpillar 345B L II is a hydraulic excavator in Caterpillar's 345B series, designed for heavy-duty earthmoving, trenching, and material handling applications. As a large excavator, it is commonly used in construction, quarrying, site development, and infrastructure work. The machine features a long undercarriage configuration, which supports stability and improved ground contact during digging and lifting operations. The 345B L II is typically equipped with a diesel engine, hydraulic boom and stick system, and an operator cab designed for visibility and control. It is part of Caterpillar's tracked excavator lineup for demanding production environments.