Features Material: Constructed with high-quality material for long-lasting durability, ensuring a reliable and extended service life. Full Automatic : The pump switch operates fully automatically, providing a simple and convenient solution without the need for manual . Automatic Pressure Control: Automatically cuts off power and stops the pump when the system pine pressure reaches the upper limit, ensuring safety and preventing overpressure. Precision Activation: Automatically turns on power and starts the pump when the system pine pressure reaches the lower limit, ensuring efficient and reliable . Versatile Compatibility: Suitable for use with automatic self-priming pumps, automatic boost pumps, and other universal pressure switches, offering versatile application possibilities. Features: 1、Made of material, and long service life. 2、The pump switch is full automatic, it is simple and convenient without manual 3、When the system pine pressure reaches the upper limit, the power will be automatically cut off and the pump will stop working. 4、When the system pine pressure reaches the lower limit, the power is automatically turned on and the pump starts to work. 5、Suitable for automatic self-priming pumps, automatic boost pumps, universal pressure switches, etc. Specification: Features: 1. Made of material, and long service life. 2. The pump switch is full automatic, it is simple and convenient without manual 3. When the system pine pressure reaches the upper limit, the power will be automatically cut off and the pump will stop working. 4. When the system pine pressure reaches the lower limit, the power is automatically turned on and the pump starts to work. 5. Suitable for automatic self-priming pumps, automatic boost pumps, universal pressure switches, etc. Specification: Condition: 100% Brand New Voltage: 220V Connector Thread: G1/4" Pressure Control Range: 1.0-1.8 kgf/cm2 On: 1.0kgf/cm2 Off: 1.8 kgf/cm2 Pressure Control Range: 1.5-2.2 kgf/cm2 On: 1.5kgf/cm2 Off: 2.2 kgf/cm2 Optional Style: 1.0-1.8 kgf/cm2, 1.5-2.2 kgf/cm2 Package List: 1 * Pressure Switch Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List