Williams 6912 Combustion Chamber Kit 322838-753 this is a conductivity-based relay

this is a conductivity-based relay

This HVAC control board and relay assembly is a direct replacement for legacy part numbers such as RLY02257 and C800924P01

Featuring a 3/8" NPT connection

This HVAC control is typically utilized as a line-voltage thermostat for commercial heating or cooling equipment

Williams 6912 Combustion Chamber Kit 322838-753 this is a conductivity-based relayThe Williams 6912 Combustion Chamber Kit is a critical replacement assembly designed for Williams Monterey top vent wall furnaces. This kit restores the integrity of the heat exchange process, ensuring safe venting of flue gases and optimal thermal transfer. Engineered for high temperature durability, the 6912 combustion chamber addresses common failure points such as stress cracks or burn through in aged wall furnace heat exchangers. As a direct OEM