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As a 230V ECM motor (Electronically Commutated Motor)
This OEM combustion air blower
Does this assembly include the primary molex connectors
As an extra low temperature thermostat
Trane BAY24X042 Control Kit 328140-751 As a 230V ECM motorThe Trane BAY24X042 Fan Control Kit is a critical field installed component designed specifically for HVAC system compatibility with dual speed or variable speed motor configurations. This OEM Trane replacement part integrates directly into the low voltage control circuit, ensuring precise timing and sequencing for indoor fan operation. Veteran technicians recognize this kit as the standard solution for resolving fan relay logic issues or when