York S1-031-01955-000 Timer Board Freon This SPST high pressure switch

This SPST high pressure switch features an open-on-rise action

This heavy-duty kit includes the necessary mounting bracket

You must pair it with a compatible Emerson coil (such as the ASC2 or AMG series) in the required voltage for your specific application

orifice plugs

York S1-031-01955-000 Timer Board Freon This SPST high pressure switchFor service technicians and contractors maintaining York, Coleman, or Luxaire equipment, the York S1 031 01955 000 Timer Board is the critical OEM replacement for managing CFM output and blower timing sequences. This CFM Fan Timer Board serves as the central control logic for residential furnaces and air handlers, utilizing a 24V AC interface to synchronize fan "on" and "off" delays. By regulating the blower motor timing, this board ensures the heat