Water Pump Automatic Pressure Switch Pump Pressure Controller Double Contact 3/8 Inch Internal Thread 1/4 Inch External Thread Features: *Made of metal and ABS materials, corrosion-resistant and strong structure for long-term use. *Designed to automatically start and stop the water pump, maintaining pressure and efficient water . *Automatically cuts off the power and stops the water pump when the system pipeline pressure reaches the upper limit. Automatically turns on the power and starts the pump when the pressure reaches the lower limit. *Convenient and reliable automatic control, eliminating the need for manual operation. *Simple installation, size, lightweight, and consumption, saving . Specifications: Part Name:Automatic water pump pressure switch Material:Metal + ABS Size:55*73mm Color:black * Rated voltage: AC220V Rated current: 15/10A Maximum working pressure: 100000-500000 (Pa) Interface thread: 3/8 inch internal thread, 1/4 inch external thread Pressure range: 3/8 1.5-2.2kg, 3/8 1.8-2.6kg, 3/8 2.2-3.0kg, 1/4 1.5-2.2kg, 1/4 1.8-2.6kg, 1/4 2.2-3.0kg (optional) Power: 750W Package Content: 1*Automatic Water Pump Pressure Switch Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. _x000D_ _x000D_