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4-inch TFT LCD interface designed to enhance operator visibility and usability
Compact module design: Small footprint for space-constrained control panels
allowing stable control of small to medium-sized motors and resistive loads
Compact IP20 Design: Suitable for use in protected indoor control cabinets
and high repeatability (±0
LB-63622A | Lennox BCC3 Furnace Fan Control Board Replacement New 4-inch TFT LCD interface designedDescription The Lennox LB 63622A Fan Control Board is an OEM replacement control module designed to regulate fan and furnace operation in gas HVAC systems. Identified by part number LB 63622A, this board manages low voltage control signals to ensure proper airflow sequencing and system safety. It is used in compatible Lennox furnaces and central HVAC applications requiring dependable fan control logic. Technical Specifications Condition New Never Used
