Satya Neer offer different types of Solenoid Valves for Water Purifier and Ro Systems, Solenoid Valves are available in different operating voltage 12 VDC, 24 VDC, 36 VDC, 48 VDC and 220 VAC with common connection size available from ¼ to 1 inch. Solenoid Valves are used in water purifiers to regulate water supply for automation of water filtration process.