The life support system equipment in the aquarium is an important facility to ensure the survival and reproduction of marine organisms in the aquarium. These devices not only maintain water quality, but also control water temperature, provide sufficient oxygen and nutrients, and prevent the spread of diseases. The equipment of the marine life support system includes a water circulation filtration system, a temperature control system, a water quality detection system, a sterilization and disinfection system, and an oxygen supply system. In addition to the above standard equipment, other auxiliary equipment such as protein separators and automatic feeding machines are also used to improve the efficiency and performance of the life support system. There are various types of equipment for the marine life support system in the aquarium, each with its unique functions and roles. By configuring and using these equipment reasonably, it is possible to ensure a healthy and happy life for marine life in the aquarium.