Enhance the performance and reliability of your water pump system with this high-quality Water Pump Switch, expertly crafted from durable zinc alloy for exceptional strength and corrosion resistance. Designed as a standard replacement switch, it is perfectly suited for electrically driven water pumps with power ratings of 550W to 750W, providing superior functionality and longevity. Key Features: · Durable Zinc Alloy Construction: The robust zinc alloy base resists corrosion and withstands high pressure, effectively preventing water seepage and leakage for long-lasting use. · Advanced Silver Double Contact Design: Features 15-sided silver contacts that offer greater stability and strength compared to traditional single round contacts, ensuring reliable electrical connections. · Large Contact Points for Extended Service Life: Opens on rising pressure which reduces frequent starts and prolongs the switch’s functional life. · Self-Priming and Silent Operation: Enables smooth, quiet operation with the ability to run dry without causing damage, maintaining stable and reliable performance under varying conditions. · Compatible Interface Thread: Equipped with a standard 3/8 inch threaded interface, suitable for both internal and external threaded bend applications. · Wide Application Range: Suitable for automatic cold and hot water self-priming booster pumps from major brands, supporting pump power from 550W to 750W and pressure ranges between 2.2-3.0 kg (4.8-6.6 lb). Specifications: · Material: Zinc Alloy · Specification: 2.2-3.0 kg (4.8-6.6 lb) Suitable for 550W-750W pumps · Interface Thread Specification: 3/8 inch · Item Type: Water Pump Switch Package Includes: · 1 x Water Pump Switch This premium Water Pump Switch offers a reliable and durable solution for maintaining the smooth operation of your electrically driven water pumps. Its corrosion-resistant zinc alloy construction and innovative double contact design ensure long service life, making it an ideal component for both residential and commercial pump systems.