OEM Lennox Draft Inducer Blower Motor Assembly — 11X29

The genuine OEM Lennox 11X29 draft inducer blower motor assembly moves combustion gases through the heat exchanger and expels them safely through the venting system of your Lennox furnace. It runs during pre-purge and throughout the heating cycle to create the draft your pressure switch must verify before ignition can proceed. As a core safety component, its correct operation is non-negotiable for reliable heat.

Common failure symptoms: furnace ignition lockouts with pressure-switch error codes, humming without rotation, loud bearing squeal or grinding, vibration from a damaged inducer wheel, or intermittent shutdowns mid-cycle. Seized bearings, a burnt-out motor, or debris buildup in the wheel commonly cause these failures.

Why OEM matters: the Lennox 11X29 assembly is engineered to the exact airflow rating, wheel geometry, and mounting pattern your furnace was designed around. Universal replacements can deliver the wrong draft pressure, leading to nuisance faults, poor combustion, or unsafe venting. Installing the factory-spec inducer ensures accurate draft, quiet performance, and full compatibility with your Lennox system.