卡特 312 D

The CAT 312D2 is a 12.5-ton medium crawler excavator from Caterpillar, upgraded based on the classic 312D model. It is well-known for its enhanced reliability, superior fuel efficiency and strong adaptability, widely applied in road construction, pipeline engineering, municipal projects and medium-scale earthwork, serving as a cost-effective and high-productivity equipment globally. Powered by the Cat® 3054C diesel engine (56 kW rated power, 4.4 L displacement), it features stable performance and optimized fuel injection system, reducing fuel consumption by 14% compared with the previous model while ensuring reliable power output and complying with relevant emission standards. The ergonomic cab with comfortable seating, automatic climate control and labor-saving joystick reduces operator fatigue; the LCD monitor displays real-time operation parameters and provides fault warnings for convenient maintenance.