Corrosion Resistance: Internal pin and port materials are selected to resist erosion and common system contaminants

Adjustments to the dial only modify the cut-out (off) temperature

Are there LED status codes on this board

provided the enclosure is protected from direct liquid ingress and excessive UV exposure to prolong the life of the plastic housing

Heat Controller 8768 Board 319847-401 Corrosion Resistance: Internal pin andThe Heat Controller 8768 Hydro Microprocessor Board is a specialized genuine OEM replacement control board designed for high precision management of hydronic HVAC systems. As an essential HVAC circuit board, it serves as the central logic unit for Comfort Aire HWCG series air handlers and compatible wall mount hydronic heating and cooling units. This microprocessor control board utilizes advanced algorithms to synchronize water flow, temperature