Features Alloy and ABS Construction: Made of anti-corrosive alloy and ABS materials, ensuring a sturdy and long-lasting structure for reliable performance. Automatic Start and Stop Function: Designed to automatically start and stop the water pump, maintaining consistent pressure and for efficient . Auto Power Control: Automatically cuts off power when the system pine pressure reaches the upper limit, ensuring safety, and turns on power when the pressure reaches the lower limit, providing convenient and reliable without manual intervention. Convenient and Safe : The automatic control feature ensures safety and reliability, eliminating the need for manual , making it very user-friendly. Easy Installation and Energy-Saving: Simple to install, compact, and lightweight design with low power consumption, saving energy and providing hassle- setup. Features: 1、Made of alloy and ABS materials, anti？corrosive, the structure is very sturdy, and for long？term use. 2、Designed to automatically and quickly start and stop the the water pump, and maintains pressure and . 3、When the system pine pressure reaches the upper limit, the power is automatically cut off and the water pump stops working. When the pressure reaches the lower limit, the power is automatically turned on and the water pump starts to work. 4、The automatic control is very convenient, which is safe and reliable and also requires no manual . 5、Very simple to install with small size and light weight, and the low power consumption will save the energy. Specification: Item Type: Automatic Water Pump Pressure Switch Material: Zinc Alloy + ABS Function: Automatic water pump pressure switch. Model: JSK-3A Rated Voltage: AC125/250V Rated Current: 15/10A Maximum Working Pressure: 100000-500000 (Pa) Interface Thread: 3/8in Female Thread Pressure Range: 2.2-3.0kg/cm2 Power: 750W Package List: 1 x Automatic Water Pump Pressure Switch Note: Do not use it outside the current and voltage range. Package List 1 x Automatic Water Pump Pressure Switch