Features: Made of high-quality material for durability and stability. Suitable for self-priming pumps, jet pumps, garden pumps, and water pumps. When the system pipeline pressure reaches the upper limit, the power supply is automatically cut off and the pump stops working. When the system pressure reaches the lower limit, the power supply is automatically switched on and the pump starts to work. Provides fully automatic control without manual operation. Specifications: Condition: New Color: Black Material: Plastic Rated Voltage: 250V Maximum Current: 10A Pressure Range: 1.0–5.0 bar Pressure Setting: 1.4–2.4 bar, 1.4–2.8 bar Interface Thread: ZG1/4", G1/4" Protective Level: IP44 Working Temperature: 0–55 °C Package List: 1 × Pump Pressure Switch