Durable Construction: Engineered with high-purity ceramic and 18-gauge nickel chrome lead wires to withstand extreme thermal cycling

providing the weight and stability required for industrial HVAC motor drive systems

If the burner ignites but goes out after 2 to 5 seconds

reducing nuisance lockouts and service calls

and 1/2" sizes

Lochinvar & A.O. Smith 100327118 Pilot Assembly 30067439-890 Durable Construction: Engineered with high-purityAs a seasoned technician, you know that a reliable ignition sequence is the backbone of any high performance water heater or boiler. The Lochinvar & A. O. Smith 100327118 Pilot Assembly is a critical OEM component designed to ensure precise flame sensing and consistent burner ignition in residential gas water heaters and commercial boilers. This assembly is the direct replacement for PLT1217 and 100165867, making it a staple for maintaining FVIR gas