It is installed on the inlet of a water pool or tower. EN100X Remote-Control floating valve is controlled by the floating pilot valves to close the inlet to stop water supply when the water level gets to the preset height and to open the inlet to supply water to the water tower or pool when the water level is lower than the preset one, so as to realize the automatic water control according to the changing water level. It features by the high accuracy of level control, water pressure disturbance resisting, mountable on any positions, reliable seal performance, easy installation, maintenance, debugging and check, long duration (The floating pilot valve can be separately mounted from the main one).