High pressure switch can auto shut off the power when the storage tank is full. When the pressure of storage tank is lower than 40PSI, it will aotomatically turn on the power, start producing water.

In/Outlet size：1/4"NPT                    

Voltage:1V-260V                                     

Operation PSI: Lower than 20-25PSI                         

Shut-off PSI: Higher than 35PSI