Lochinvar & A.O. Smith 100092683 Ignitor 318973-401 the HH79NZ039 is engineered for

the HH79NZ039 is engineered for multi-mode service

If your application requires an integrated low water cut-off switch

Industrial Build: Rated for 50/60Hz operations with a 10

By integrating a transformer-isolated output

but technicians should always verify the specific model and serial number of the unit to ensure the correct sensor geometry for that burner profile

Lochinvar & A.O. Smith 100092683 Ignitor 318973-401 the HH79NZ039 is engineered forThe Lochinvar and A. O. Smith 100092683 Ignitor is a high performance Norton hot surface igniter designed for precision combustion in residential and commercial gas fired water heaters and boilers. This 120V HSI replacement is a critical component for maintaining consistent ignition cycles, specifically engineered to withstand the thermal stress of frequent cycling in high efficiency systems. As a direct OEM replacement part, it ensures proper