Durable Material: Made of reusable ABS plastic, this well-designed switch is safe, durable, and practical for everyday use. Special Design: Turn off the booster pump when the water tank is full to prevent damage. This high or low pressure switch serves as a reliable replacement for old or damaged unitsorder as needed. Widely Applicable: Compatible with reverse osmosis water systems, water purifiers, pure water machines, and water dispensers. Long Service Life: Features fast response time to effectively protect equipment and ensure extended durability. Functionality: The high pressure switch is normally closed and opens at high pressure to turn off the pump. The low pressure switch turns off the pump when water pressure drops below the operating level or when there is no water. Specifications: Material: ABS Size: Approx. 12 x 9 x 8 cm (4.72 x 3.54 x 3.15 inches) Color: White Notes: Due to manual measurement, slight size variations may occur. Due to differences in monitor displays, the actual product color may vary slightly from images. Package Includes: 1 x Pressure Switch