Water purifier pressure switch
WSF-PS series pressure switches which we named as WSF-PS01 high pressure switch and WSF-PS02 low pressure switch are mainly designed for protection of water purifier.WSF-PS01 is a high pressure switch which will cut off the circuit when the pressure in the water tank reach to switch setting point in order to stop the RO pump working.On the other hand,the WSF-PS02 is a low pressure switch which will cut off the circuit when the pressure in the water inlet tube lower to switch setting point in order to stop the RO pump.By stopping the RO pump,the pressure switch offer a protection to the water purifier.After the pressure back to switch setting point,the switch will cut in and let the RO pump back to work.