Vstec RO LOW Pressure Switch (LPS) LP Switch For All kinds of RO System Suited for common RO water filter Purifiers available in India,Compatible with many RO Brands and Models-Can be used in multiple water purifier Models–Counter Top,Desk Top,Stand Mounted,Wall Hanging,Under Sink,most of the RO Model cabinets………..Save RO motor from Dry Run (Motor Run Without Water).If RO Unit is Switched on without water in over head tank, this switch will act and turn off the power supply to Motor thus saving the Unit….. ….Also Ideal Product for Study Purpose/Research/Project Design/Demo Work who would like to Explore the Functioning of the Various Filtration Systems in our Global Environment by Cross Section Analysis……… …Description:….. The Low Pressure switch is located at the feed water side of Booster Pump and it will turn OFF the pump in case of water is not coming from main water or of the pressure is very low to operate the RO. This will help the Booster Pump from due to dry run and Save the RO Unit.All the leading RO manufacturer recommend this product for RO Units.In directly, Low Pressure Switch Save RO motor from Dry Run (Motor Run Without Water)…….. …Concept:…… Low Pressure Switches, which are a simple electro- mechanical device operating on the following basic principle: When a change occurs in pressure on low pressure side of an elastic diaphragm, it moves transmitting a force to a pre calibrated snap switch.Diaphragm motion is resisted by a calibrated spring inbuilt in the micro switch which determines the range of the switch…….. ….Pack Contains :….. 1 Pcs of Low Pressure Switch suited or RO Units.