Aquatec PSW-240 Tank Shut Off (TSO) 1/4" QC Switch for Aquatec Booster Pumps

Aquatec Pressure Switch + Quick Connect Electrical Wire Plugs (made in USA) Brand: Aquatec  (Genuine Aquatec components) Model: PSW-240 Size : 1/4" Quick Connect This pressure switch is used to control the on/off of the Aquatec booster pump 6800 series and 8800 series.  Typical application is installed on a RO reverse osmosis water system.  Instruction is included inside package. This pressure switch comes with quick connect wire plugs that connect quickly to Aquatec booster pump and Aquatec transformer. This switch has 1/4" inlet and outlet quick connect fitting.  All you need to do is to push in a 1/4" OD tubing into the inlet and outlet all the way in, the fitting will seal itself.  To remove the tubing, you just need to push the plastic ring firmly against the fitting then you can pull out the tubing. Pressure Setting:   It is pre-set at 40 psi cut-off pressure Operation:  When the pressure switch is connected to a Aquatec pump and Aquatec transformer, it will turn on the pump when