Smith ATI-540H (indoor) and ATO-540H (outdoor) configurations

This OEM replacement part is built for direct compatibility with York rooftop units and residential furnaces

this component is rated strictly for 115V power supply

reducing downtime during field swaps

Is the shaft rotation reversible

Lochinvar & A.O. Smith 100110984 Pilot Assembly 319825-402 Smith ATI-540H (indoor) and ATO-540HThe Lochinvar & A. O. Smith 100110984 Pilot Assembly is a high performance OEM replacement designed for natural gas heating systems, specifically optimized for commercial and residential water heaters and boilers. This natural gas pilot assembly features a precision engineered pilot burner and an integrated thermocouple to ensure consistent flame sensing and reliable ignition cycles. As a direct OEM replacement part, it is the updated successor to the