1 Pcs RO Solenoid Valve 36V (DC) RO Water Purifier Solenoid Valve for water filter Purifiers for RO models-Can be used in any purifier Model – Counter Top, Desk Top,Stand Mounted,Wall Hanging,Under Sink. Hassle Free Online Shopping,Avoid Traffic and could be one of the product not easily available in offline locations. The Solenoid Valve in the RO Unit is an Electro-Mechanical Valve.This allows the Raw Water to enter in to RO Unit when it is only energized with a Power Supply. When the Power Supply is Cut-off, this valve will not allow the Raw water. Also Ideal Product for Study Purpose/Research/Project Design/Demo Work who would like to Explore the Functioning of the Various RO Components in an RO Unit or Functioning of any Solenoid Valve. Pack Contains : —1 Pcs of 36V DC Power Solenoid Valve Suitable for many RO Models with this pack.