Lochinvar & A.O. Smith 100144983 Fan Assembly 321042-401 ensuring seamless physical mounting and

ensuring seamless physical mounting and electrical frequency compatibility across compatible hydronic heating systems

High Ampacity: Durable 20A contacts handle the high inrush currents typical of HVAC blower motor relays

utilizing the 5051-163BX replacement coil is critical for maintaining EER ratings and ensuring long-term system reliability in high-cycle environments

Rugged Construction: Encased in a NEMA 1 enclosure

Using it on lower or higher voltage circuits than specified can lead to coil failure or improper contact switching

Lochinvar & A.O. Smith 100144983 Fan Assembly 321042-401 ensuring seamless physical mounting andThe Lochinvar 100144983 Fan Assembly is a critical OEM replacement component designed for precision air fuel delivery in high efficiency condensing boilers and water heaters. Engineered to match the exact specifications of A. O. Smith and Lochinvar combustion systems, this blower motor assembly ensures stable static pressure and optimal thermal efficiency. As a Lochinvar fan motor replacement, the 100144983 features a durable housing and a balanced