The invention provides an intelligent thermostatic valve having a valve body and a valve core, the cavity of the valve body is separated into a hot water cavity, a mix water cavity and a cold water cavity in turn; a hot water inlet, a warm water outlet, a cool water inlet and a cool water outlet are arranged on the valve body, the warm water outlet is provided with a warm water outlet short connection pipe, the cool water inlet is provided with a cool water short connection pipe; valve openings are provided on both ends of the mix water cavity, the valve core is arranged in the mix water cavity in mode of reciprocating translation in axial direction of the mix water cavity, and blanking adapters at both ends are respectively adapted to the valve openings on both ends of the mix water cavity to control ratio of cool water and hot water applied into the mix water cavity; an end of the valve core is connected to linear type stepper motor arranged outside the valve body by a motor shaft; a warm water temperature sensor is installed in the warm water short connection pipe; a inlet water volume meter and a matched inlet water flow sensor are installed in the warm water short connection pipe. The invention has characters of high versatility, good effect of thermostatic control, reasonable and simple structure, good water mixing effect, thereby especially being suitable for electric water heater.