triggering a lockout if temperatures exceed the 203°F safety threshold

or suffers from particulate buildup

Direct OEM Fit: Eliminates mounting modifications when replacing CTR2574 or other Trane contactors

Can this be used in high-heat furnace applications

Enhanced System Safety: Automatically activates low water cut-off functionality when installed on a compatible Electro-Well

York S1-331-02968-000 Control Board 321702-401 triggering a lockout if temperaturesThe York S1 331 02968 000 Control Board is a critical OEM replacement designed specifically for York communicating air handlers. As a primary HVAC control module, it manages high level data exchange between the thermostat, outdoor condenser, and indoor blower motor to ensure precise system modulation. This air handler circuit board (S1 33102968000) features advanced integrated diagnostics that allow technicians to quickly troubleshoot serial