The 100412 is the approved replacement for the 054981

you ensure that the thermal expansion and contraction cycles of the unit do not compromise the stability of the venting or motor mounts over time

The Nordyne M0092601R Motor is a high-efficiency 1/2 HP ECM blower motor designed for precise airflow management in residential HVAC systems

Built with a 48Y frame and a 1/2 inch diameter shaft

The seat is strategically positioned above the drain to ensure sediment and water do not become trapped

Lochinvar & A.O. Smith 100109827 Ignitor Pilot 340793-762 The 100412 is the approvedThe Lochinvar & A. O. Smith 100109827 Ignitor Pilot is a critical replacement component engineered for high performance gas fired water heaters and residential boilers. Designed as a professional grade pilot igniter kit, this assembly facilitates precise spark generation to initiate combustion efficiently while maintaining system safety. It serves as a direct replacement for AO Smith 100109827 and Lochinvar 100109827, as well as the legacy part number