Hitachi 400excavator is a high-performance construction machinery with the following advantages: 1. Powerful power: The excavator is equipped with a powerful engine, which provides sufficient power to drive the working device, making it have high working efficiency and digging capacity. 2. Flexibility: The 400 excavator adopts a hydraulic drive system, which has very flexible maneuverability, can work in narrow spaces, and adapt to various terrains and working conditions. 3. New hydraulic system: The Hitachi 400excavator adopts a new hydraulic system with higher flow and faster response speed, providing stronger digging and grabbing capabilities. 4. Comfortable operating environment: The excavator adopts a spacious cab design with good vision and humanized control layout, which is comfortable to operate and reduces operator fatigue. 5. Efficient fuel economy: The 400 excavator adopts advanced fuel injection technology and energy-saving system, which effectively reduces fuel consumption and improves working efficiency and economy. 6. Safety performance: The excavator is equipped with various safety devices and systems, such as anti-overturning device, automatic power off, etc., to ensure the safety of operators. In short, the Hitachi 400 excavator has the advantages of powerful power, flexibility, efficient hydraulic system, comfortable operating environment, efficient fuel economy and good safety performance. It is an excavator worth choosing.