Genuine OEM Component: Specifically manufactured as an ICP 1149856 Pilot Assembly to ensure exact voltage requirements and mounting alignment

Designed as a direct field replacement for the P20DB-1C

industrial-grade replacement blower motor designed for heavy-duty HVACR applications

Built for demanding commercial environments

Lochinvar & A.O. Smith 100288429 Switch 319825-402 Genuine OEM Component: Specifically manufacturedThe Lochinvar & A. O. Smith 100288429 Switch is a critical safety component designed for precise air pressure sensing in high efficiency heating systems. This OEM replacement part is factory calibrated to a 3. 90" water column (WC) set point, serving as a primary air proving switch to ensure the blower motor is moving sufficient combustion air before the ignition sequence begins. Engineered for compatibility with specific Lochinvar boilers and A. O.