suitable for Water Pump Pressure Switch Home Water Pressure Vessel 220/380v Sk-9 Pressure Monitor For Household Pump Supplies-YI WU CHUN HUI Specification: new Size: Approx. 105 x 100 x 64 mm Protection class: IP54 Max. 400 volts, 10 amps Max. Rated load: 10 A infinitely variable adjustment range 1-5 bar of the on / off pressure, Factory setting: 1.4-2.8 bar Connection 1/4 internal threa Suitable for almost all waterworks 230/380 volts Automatic switching on and off of water pumps, depending on the opening and closing of the water supply. On / off pressure freely adjustable Package Included: 1 * Pressure Switch Pump Note: Please allow minor deviation due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please pay attention to the title and description when buying, and pay attention to the title and description when buying.