High Fuel Efficiency: Compared to the 349D2 Tier 3 excavator, fuel efficiency is improved by 25% in similar applications.
Low Maintenance Costs: Due to extended maintenance intervals and reduced fluid usage, maintenance costs are reduced by 30% compared to the 349D2 Tier 3 excavator.
Comfortable and Safe Cabin: Equipped with an ISO 12117-2:2008-compliant ROPS cab, it features an adjustable seat, easy-to-operate controls, and automatic climate control for enhanced operator comfort and safety.
High Operating Capability: Operates at altitudes up to 3,300 meters, with a standard high-ambient temperature capability of 52°C and a low-temperature start capability of -18°C. Automatic hydraulic oil preheating allows for faster operation in cold temperatures.
High Attachment Compatibility: Compatible with a wide range of Caterpillar attachments, such as buckets, breakers, and shears, the machine can be equipped with auxiliary hydraulics to meet diverse operating requirements.
Cat 306E2 Mini Hydraulic Excavator has been designed and built by Caterpillar to deliver exceptional superior performance, productivity, controllability and reliability at lower operating cost. The extremely fast, smooth and responsive hydraulic movement offers greater job accuracy and efficiency. The standard tail swing design incorporates a counterweight that extends further back on the machine to maximize the machine stability for lifting and digging.







