Blower Motor 460V A331

NBK-20577 – Blower Motor 460V A331 – NBKThe NBK-20577 Blower Motor is a dependable OEM-equivalent replacement designed for high-voltage HVAC blower and inducer motor applications. Operating on 460V power, this motor delivers reliable airflow performance for commercial and industrial heating systems. It is a direct replacement for the widely used Fasco A331 motor and multiple compatible Lennox and Dayton blower motor models.Built to meet or exceed OEM specifications, the NBK-20577 provides a precise drop-in fit, making it an ideal solution for HVAC technicians servicing Lennox-compatible equipment.Key FeaturesOEM-Compatible Replacement: Direct replacement for Fasco A331 blower motorHigh-Voltage Operation: Designed for 460V commercial HVAC applicationsReliable Airflow Performance: Supports consistent blower and inducer operationDurable Construction: Built for long service life in demanding HVAC environmentsSpecificationsSKU: 20577UPC: 810069181691Category: Blower Motor / Inducer Motor / HVACOEM Brand: FascoVoltage: 460VModel Reference: A331Application: HVAC blower and inducer motor replacementEquivalent ToFasco: A331, 69M3201Lennox: 7062-4051, 7062-4518, 7062-5554, 7062-5925, 97J8101Dayton: 45KD66Why Choose the NBK-20577?The NBK-20577 is a trusted blower motor replacement for HVAC professionals seeking OEM-level compatibility and dependable performance in high-voltage Lennox and Fasco applications. Its durable construction and direct-fit design help restore proper airflow and reduce equipment downtime.Installation TipsVerify voltage and part number match the original motor before installation.Disconnect all power sources before servicing high-voltage HVAC blower equipment.Inspect wiring connections and replace worn components as needed.Ensure mounting hardware is secure to minimize vibration during operation.Pairs Well WithMotor Mounting Hardware, HVAC Electrical Components, Blower Wheels & Fan Assemblies, Capacitors & Controls