Features:_x005f_x000D__x005f_x000D_Made of high quality material, strong structure, anti-corrosion, durable in use. _x005f_x000D_Designed to automatize the starting and stopping operation of water pump, and maintain the pressure and flow. _x005f_x000D_Automatic control, no manual operation is required. When the system pipeline pressure reaches the upper limit, the power will be cut off automatically and the water pump will stop working. When the pressure reaches the lower limit, the power supply will be automatically connected and the water pump will start to work. _x005f_x000D_Simple operation, stable performance, low consumption, saving energy. _x005f_x000D_Suitable for hot and cold water automatic pump, the other family boost pumps, pipeline pumps, etc. _x005f_x000D__x005f_x000D_Specification:_x005f_x000D_Voltage: 220V_x005f_x000D_Joint thread: G3/8"_x005f_x000D_Pressure control range: (Optional)_x005f_x000D_A. 1.0-1.8 KGF /c_x005f_x000D_On: 1.0 KGF/c_x005f_x000D_Off: 1.8 KGF/c_x005f_x000D_B. 1.5-2.2 KGF /c_x005f_x000D_On: 1.5 KGF/c_x005f_x000D_Off: 2.2 KGF/c_x005f_x000D__x005f_x000D_Package List:_x005f_x000D_1* Pressure Switch Controller_x005f_x000D__x005f_x000D__x005f_x000D__x005f_x000D_Note:_x005f_x000D_Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.