York S1-SE-COM1001-0 Expansion Card 340793-762 61" WC set point ensures

61" WC set point ensures the burner only fires under safe venting conditions

For commercial pool heater maintenance

Broad Compatibility: Direct replacement for Marvair 40098 and 40098A-SP

provided consistent polarity is maintained across the 24 Vac distribution network

York S1-SE-COM1001-0 Expansion Card 340793-762 61" WC set point ensuresThe York S1 SE COM1001 0 Expansion Card is a critical communication interface designed specifically for the Simply SE Control System. This add on board functions as an isolated field bus expansion, providing the necessary hardware to bridge York HVAC equipment with sophisticated control networks and building automation systems (BAS). By utilizing a multi protocol architecture, the S1 SE COM1001 0 supports BACnet MS TP, Modbus RTU, and JCI N2, ensuring