WATERRO Solenoid Valve 1/2″ – 220V AC – NO – SS304 WATERRO Solenoid Valve 1/2″ – 220V AC – NO – SS304 is an electrically operated normally open solenoid valve designed for automatic water flow control in residential, commercial and industrial water treatment systems. Manufactured from SS304 stainless steel, it provides excellent corrosion resistance, reliable performance and long service life. Technical Specifications Specification | Value Model | WATERRO Solenoid Valve Valve Type | Normally Open (NO) Connection Size | 1/2″ Female Thread Body Material | SS304 Stainless Steel Coil Voltage | 220V AC Operating Mode | Electrically Operated Medium | Water Application | Water Treatment & Water Supply Systems Key Features - Normally Open (NO) design - 1/2″ female threaded connection - SS304 stainless steel body - 220V AC coil - Corrosion-resistant construction - Reliable automatic water flow control - Suitable for residential, commercial and industrial applications - Long service life - Easy installation