While generic relays exist

High temperature-rated operation from -40°F to 150°F ensures stability in demanding plenum environments

Place the probes on the two terminals while the switch is cool

ensuring a reliable

The 14660001 is specifically rated for gas-fired residential atmospheric boilers

Lennox 98M87 Flame Sensor While generic relays existThe Lennox 98M87 Flame Sensor (Catalog Number 98M87) is a critical OEM diagnostic component for Lennox furnace control systems. Built specifically to handle high temperature combustion environments, this sensor generates the microamp signal necessary for the integrated furnace control (IFC) to verify flame rectificaton. Identifying a Lennox 44745 001 or 98M8701 in the field often necessitates this direct replacement to resolve furnace ignition failure