日立EX1200-7挖掘机的优点包括：1. 强大的工作能力：EX1200-7挖掘机配备了高(gāo)压大扭矩水冷涡轮增压引擎和(hé)全新设计的油路系统，使其具有优秀的挖掘力和(hé)卸载能力。2. 稳定的操作性能：该机型采用了日立独有的HITACHI GXPM系统，具有流线(xiàn)型设计和(hé)新型控制器，可以实现平稳和(hé)精确的操作。3. 高(gāo)效的燃油经济性：EX1200-7挖掘机采用先进的技术和(hé)节能设计，能够在同类机型中达到更低的燃油消耗，提高(gāo)工作效率和(hé)经济性。4. 舒适的驾驶室设计：驾驶室配备了舒适的座椅、可调节的操纵杆和(hé)多功能显示屏，提供了良好的操作环境和(hé)人性化的驾驶体验。5. 先进的安全性能：EX1200-7挖掘机具有多重安全系统，包括失速保护、排气后处理装置等，有效保护操作员和(hé)机器的安全。6. 便(biàn)捷的维护性能：机器设计考虑到维护人员的便(biàn)捷性，包括集中的维护点、易(yì)于拆卸和(hé)更换的零部件等，提高(gāo)了维护效率和(hé)降低了维护成本。总之，日立EX1200-7挖掘机具备强大的工作能力、稳定的操作性能、高(gāo)效的燃油经济性、舒适的驾驶室设计、先进的安全性能和(hé)便(biàn)捷的维护性能等优点，使其成为一款受欢迎的挖掘机型号。

Advantages of the Hitachi EX1200-7 Excavator include:1. Powerful working capacity: the EX1200-7 Excavator is equipped with a high-pressure, high-torque water-cooled turbocharged engine and a newly designed oil circuit system, which gives it excellent digging force and unloading capacity.2. Stable operating performance: the model adopts Hitachi's exclusive HITACHI GXPM system with a streamlined design and a new type of controller for smooth and precise operation.3. Efficient Fuel Economy: The EX1200-7 excavator adopts advanced technology and energy-saving design to achieve lower fuel consumption among similar models, improving efficiency and economy.4. Comfortable Cab Design: The cab is equipped with comfortable seats, adjustable joysticks, and multifunctional displays, which provide a good operating environment and a humanized driving experience.5. Advanced safety performance: EX1200-7 excavator is equipped with multiple safety systems, including stall protection, exhaust after-treatment device, etc., which effectively protects the operator and the machine. 6. Convenient maintenance performance: the machine design takes into account the convenience of maintenance personnel, including centralized maintenance points, easy to remove and replace parts, etc., which improves the maintenance efficiency and reduces the maintenance cost. 7. Costs. All in all, Hitachi EX1200-7 excavator has the advantages of powerful working capacity, stable operation performance, efficient fuel economy, comfortable cab design, advanced safety performance and convenient maintenance performance, which makes it a popular excavator model.