1.The pump automatic controller is a full electronic intelligent water pump control equipment. It starts stops the pump accding to the detected water source status, pipeline water consumption, pipeline pressure change data. 2.It can completely replace the traditional pressure tank, pressure switch, water shtage protection device, check valve, four-pass etc. system. 3.The complete isolation of the live parts from the pipeline the high tightness of the control box allow the controller to have a safety that cannot be compared with conventional systems. The integrated design allows you to save me time materials during installation. 4.It is suitable f the automation of home, unit supply, drainage system garden irrigation irrigation of greenhouse plants. Automatically maintain pressure in the pipeline. When the water valve is opened, the power of the water pump is automatically turned on, the water valve is turned off, the water supply is automatically turned off when there is a shtage of water. Product model: EPC-4 Rated voltage: 220V Frequency: 50 or 60Hz Maximum current: 10A Maximum power: 1.1KW Starting pressure setting: 1bar-1.5bar Wking pressure: 10bar Connection thread: R1 inch Protection class: IP65 Maximum wking temperature: 55 Wiring requirements: 7.5-9mm 1: Automatically turn the pump on off accding to the set pressure. 2: Pump water protection. 3: Applicable clean water source. size:19593mm Material:metal colour:Black and Silver Package Contents: 1 Water Pressure Booster Only the above package content, other products are not included. Note: Light shooting different displays may cause the col of the item in the picture a little different from the real thing. The measurement allowed err is 1-3cm.