The invention relates to an intelligent monitoring system for a computer room. The intelligent monitoring system includes a data acquisition module, a main monitoring machine, an alarm module and a display and browse module, wherein the data acquisition module is used for acquiring temperature and humidity data, water immersion data, uninterrupted power source data, smoke data and air-conditioner running data of the computer room, the main monitoring machine is used for reading the data acquired by the data acquisition module in real time, analyzing and processing the data, the alarm module is used for giving alarms when the data exceed thresholds, and the display and browse module is used for displaying and browsing the results of data processing and analysis. The intelligent monitoring system for the computer room can realize monitoring on various device or sub-systems in the computer room, such as an air conditioning, temperature and humidity, access control, water leakage, temperature sense, smoke sense, UPS, power supply, acquire and display the status information of the devices or sub systems in real time, and realize warning according to requirements, so as to realize real-time intelligent monitoring on the computer room.