Description
The Noritz NPJ231 CB-PCB Control Board is a genuine OEM electronic control module designed for Noritz CB-series combination boilers and tankless water-heating equipment. It processes signals from sensors and safety components, then coordinates functions such as ignition, gas-valve operation, temperature regulation, flame monitoring, and system diagnostics. This replacement PCB helps restore reliable control when an original board fails or develops electrical faults. Its precise circuitry supports consistent operation of both domestic hot-water and hydronic heating functions, making it useful for maintaining efficient, safe, and dependable performance in compatible Noritz heating systems.
For an efficient and reliable HVAC system, the Noritz CB-PCB Control Board is a great choice for optimal system performance.
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https://www.partshnc.com/noritz-npj231-cb-pcb-control-board
