Feature: 1. Metal and Plastics: The water pump pressure switch is made of a combination of both metal and plastic materials and is corrosion and wear proof. 2. Working Principle: The pressure switch kit is designed to automate the start and stop operation of the pump, automatically turning the pump on and off according to the change of pressure in the pipeline, realizing unmanned control. 3. Good Replacement Parts: The pressure switch kit is safe and practical, and is a good replacement part for old or broken parts. 4. Leakage Check: The pressure switch kit can verify the leakage of water in the system, and is a good detection tool. 5. Widely Used: The pressure switch kit is widely used in self priming pumps, jet pumps, garden pumps, clear water pumps, etc. Specification: Item Type: Pressure Switch Pressure Tank Kit Material: ABS, stainless steel, copper Rated Voltage: 110V-230V Widely Used: Self priming pumps, jet pumps, garden pumps, clear water pumps, etc. Features: Automatically turns on and off the pump according to the change of pipeline pressure, realizing unmanned control.. Package List: 1 x Water Pump Pressure Control Switch1 x Stainless Steel Pressure Tank 1 x Copper Check Valve Note: Pay attention to safety during installation.