Features Automatic Start and Stop: Automatically control the pump based on pine pressure changes, enabling unmanned . Leakage Check: Verifies water leaks in the system, providing valuable monitoring and protection. Corrosion-Resistant Material Combination: Made of metal and plastic, ensuring corrosion and wear resistance for long-term reliability. Wide Application: Suitable for various pumps including self-priming, jet, garden, and clean water pumps, offering versatile compatibility. Reliable Replacement Parts: Safe and practical kit, ideal for replacing old or damaged pressure switch components. Features: 1、AUTOMATIC START AND STOP: The pressure switch can automatically turn on and off the pump according to the change of pressure in the pine, realizing unmanned control. 2、LEAKAGE CHECK: This pressure switch verifies the presence of water leaks in your system and is a great tool for you. 3、METAL AND PLASTIC MATERIALS: The pump pressure switch is made of a combination of two materials, metal and plastic, which are corrosion and wear resistant. 4、WIDE APPLICATION: Pressure switches can be applied to self？priming pumps, jet pumps, garden pumps, clean water pumps, etc. 5、GOOD REPLACEMENT PARTS: Pressure switch kits are safe and practical, and are good replacement parts for old or broken parts. Specification: Item Type: Pump Pressure Control Switch Kit Material: ABS, metal Rated Voltage: 110V-230V Connection Pump Outlet Size: 4/3in (male thread) Connecting Water Pipe Outlet Size: 6/5in (female thread) 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 pine pressure, realizing unmanned control. Package List: 1 x Water Pump Pressure Control Switch 1 x Stainless Steel Pressure Tank 1 x Iron Check Valve Note: Note the size of the installation Package List 1 x Water Pump Pressure Control Switch 1 x Stainless Steel Pressure Tank 1 x Iron Check Valve