Enhance the performance and reliability of your water pumping system with this premium Water Pump Pressure Switch, expertly crafted with a durable zinc alloy base for superior corrosion resistance and long-lasting use. Designed to handle high pressure without water seepage or leakage, this pressure switch ensures optimal functionality and safety in both automatic cold and hot water self-priming pumps. Key Features: · Durable Zinc Alloy Base: Unlike plastic alternatives, the zinc alloy construction provides enhanced strength and excellent corrosion resistance, extending the lifespan of the switch. · High Pressure Resistance: Engineered to withstand high water pressure without seepage or leakage, ensuring practical and reliable operation in demanding environments. · Silver Material Double Contact Clutch: Features a 15-sided silver contact design that offers greater stability and durability compared to single-point contacts, delivering consistent performance. · Long Service Life: Built for durability, this pressure switch can provide extended service life when frequent starting is avoided, making it an efficient and dependable component for your water pump system. · Wide Compatibility: Suitable for use with automatic cold and hot water self-priming switch pumps of various major domestic and foreign brands, compatible with internal and external threaded elbow pipes. Specifications: · Item Type: Water Pump Pressure Switch · Material: Zinc Alloy · Pressure Specification: 1.8~2.6 bar (Suitable for 550W pumps) · Interface Thread Specification: Double 3/8NPT Inner Wire Package Includes: · 1 x Water Pump Pressure Switch This Water Pump Pressure Switch is an essential upgrade for maintaining the smooth operation of self-priming water pumps, delivering reliability, durability, and efficient pressure control. Its zinc alloy construction and advanced contact design ensure stable and leak-free performance, making it an ideal choice for a wide range of water pumping applications.