LENNOX Pilot Assembly with Electrode: Mfr Part # 18G90
SKU 3G-OTH-91800
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Frequently Asked Questions
What is the LENNOX 18G90 pilot assembly used for?
The LENNOX 18G90 pilot assembly is a replacement component for gas-fired heating systems. It provides a stable flame to ignite the main burner in furnaces and boilers. This OEM part ensures proper ignition sequence and safe operation in residential and light commercial HVAC equipment.
What are the specifications of the LENNOX 18G90 pilot assembly?
The LENNOX 18G90 is a pilot assembly with an integrated electrode. Its manufacturer part number is 18G90. This OEM replacement part is designed for use in LENNOX gas furnaces and boilers. It includes the pilot burner and spark electrode for reliable ignition.
Where to buy the LENNOX 18G90 pilot assembly worldwide?
3G Electric supplies the LENNOX 18G90 pilot assembly worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source genuine OEM replacement parts for HVAC systems.
How to install the LENNOX 18G90 pilot assembly?
Installation requires shutting off gas and power, then removing the old pilot assembly. Mount the LENNOX 18G90 using the bracket, connect the gas line, and attach the electrode wire. Ensure proper alignment with the main burner. Always follow the equipment manufacturer's instructions and local codes.
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Common applications for LENNOXLENNOX Products
3G Electric supplies LENNOX replacement hvacr controls, switches & thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














