Antunes Controls 804111707 Pressure Switch R-410A stepping down to a consistent

stepping down to a consistent 24V secondary output

which must be purchased separately if they are also failing

HSI ignitor life is shortened by over-voltage (above 132V)

Key Benefits Exact OEM Compatibility: Ensures a seamless fit for Carrier 330AAV and other high-efficiency furnace series without modifications

Antunes Controls 804111707 Pressure Switch R-410A stepping down to a consistentThe Antunes Controls 804111707 is a high performance HLGP A manual reset pressure switch designed for precision monitoring in commercial HVACR and process heating applications. This dual purpose unit features a high limit range of 5 to 28 inches W. C. and a low limit range of 6 to 24 inches W. C., providing critical protection against over pressure or loss of pressure conditions. Built for industrial durability, the 804111707 pressure switch