The M-TO-1200 oxygen probe is mainly used for temperature measurement and control of parameters such as oxygen, carbon, or aluminum in processes such as converter, ladle, argon blowing station, refining furnace, and intermediate ladle. It can accurately and quickly determine the temperature and active oxygen content in molten steel, playing an important role in the smelting process and product quality control of molten steel. The M-TO-1200 oxygen probe has the characteristics of high measurement rate, good repeatability stability, high accuracy, and fast response time, which can accurately guide the steelmaking production process and provide effective data support for improving the quality and efficiency of steel mills.