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The Allied Air 20467102 is a flame ignition sensor (model 28M97) intended as an OEM replacement for HVAC and furnace systems. It detects flame presence in furnace burners to support ignition monitoring and service diagnostics. The sensor cross-references multiple part numbers and is listed at 0.05 lbs for lightweight service replacement use in HVAC/R equipment.
OEM flame ignition sensor model 28M97; compatible with Lennox, Armstrong, Ducane
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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