The 610 & 620 Series is a brass Specialty Gas Pressure Differential that will automatically switch over to the standby cylinder without a loss of flow.  A simple flip of the selector level resets the system after changing depleted cylinder.


  • 3000 psi Maximum Inlet
  • Panel for Wall Mount
  • Semi-Automatic Changeover – Once in-use side is depleted, the reserve side will flow uninterrupted but requires a manual adjustment to change the primary gas supply
  • No Power Required
  • Optional Pressure Switch Alarm