Features 1 Way Valve: The automatic water pump controller is a fully electronic smart water pump control unit that is equipped with a one way valve to prevent loss of pressure in the pipeline. Easy to Install: The pressure switch can be directly installed on the water pump or the device can be placed directly on the first faucet of the water pump. ABS Plastic Material: Made of good quality ABS material, the shell of the pressure switch is hard, impact resistant and scratch resistant, durable and possess long service life. Flexible to Use: Turn on the faucet or valve to automatically start the water pump, close the faucet or valve to automatically stop the water pump, the pressure switch is very flexible. Scope of Application: Suitable for most water pumps, as well as well pumps(submersible pumps) between 0.3HP and 3HP or pumps with power less than 1.1KW. Specification: Item Type: Water Pump Pressure Control Switch Material: ABS Starting Pressure: 1.5bar-3.0bar Maximum Current: 10A Maximum Pressure: 10bar Frequency: 50/60Hz Maximum Temperature: 60℃ Protection Class: IP65 Interface Size: G1in Package List: 1 x Water Pump Pressure Control Switch Note: Before starting the device, please check the water absorption and pay attention to the safety of electricity. Package List 1 x Water Pump Pressure Control Switch