The invention discloses a novel intelligent energy-saving central air conditioner. The novel intelligent energy-saving central air conditioner structurally comprises an air outlet, a louver, air return openings, a sealing plate, a wiring pipe, a machine body, a manual adjusting device and a pipeline; and the sealing plate is welded at the bottom of the machine body, the air outlet is formed in themiddle of the sealing plate, the louver is installed on the air outlet, the air return openings are formed in the periphery of the louver, the manual adjusting device is arranged inside the machine body, the manual adjusting device is in transmission connection with the louver, the wiring pipe is connected to the side face of the machine body, the pipeline communicates with the side face of the machine body, the louver is composed of rotary pages and a transmission belt, and the rotary pages are provided with three or more. According to the novel intelligent energy-saving central air conditioner, through the power connection and disconnection of an electromagnetic power device, a connecting device can simultaneously switch the power of the louver, the rotation angle of the louver is controlled by the number of pulling a pull rope, so that the louver can be fixed at an angle, the cold air can be concentrated locally, instant rapid cooling can be carried out, and the existing requirements are met.