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Pickup available at 75 Blue Mountain St #3
Usually ready in 24 hours
Not sure this fits your furnace? Call us — we're happy to help
The Lennox Main PCB Board Assembly serves as the central processing unit for high-efficiency HVAC systems. This sophisticated circuit board manages critical furnace and air handler functions, including modulating ignition sequences, blower motor speeds, and safety sensor monitoring. Designed to ensure peak performance and energy efficiency, this control board is an essential replacement part for restoring communication between thermostat inputs and mechanical components. If your heating system is experiencing intermittent operation, ignition failure, or diagnostic error codes, this main control module provides the reliable regulation necessary for consistent climate control and safe appliance operation.
Our team is happy to help you verify compatibility before you order. We'll confirm it fits your specific furnace model.
1-778-759-9864Mon–Sat 8AM–9PM PST · Or email parts@bcfurnace.com
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