R40403-003 – CONTROL BOARD (ST9120)
$149.00R40403-003 furnace control board replaces older ST9120A, B, C models, providing reliable blower and inducer motor control in HVAC systems.
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R40403-003 furnace control board replaces older ST9120A, B, C models, providing reliable blower and inducer motor control in HVAC systems.