this Weil-McLain OEM flame sensor provides the necessary microamp signal to the White Rodgers ignition control

the standard 56 frame mounting simplifies installation in furnaces and air-moving equipment

Always cross-reference your specific model and serial number to confirm compatibility

Maintaining precise flow control in HVACR systems requires robust components like the Johnson Controls KIT21A-600 Paddle Kit

Style 47 Connection: The 1/4" SAE internal flare with depressor enables quick mounting to standard refrigeration ports

Lochinvar & A.O. Smith 100277802 Gasket 318820-201 this Weil-McLain OEM flame sensorThe Lochinvar & A. O. Smith 100277802 Gasket is a critical gas air manifold seal engineered specifically for high efficiency commercial boilers and water heaters. As a direct OEM replacement part, this gasket ensures a combustion tight seal between the blower assembly and the burner manifold, preventing hazardous gas leaks and maintaining precise fuel to air ratios. Given the thermal stresses in modulating condensing systems, this high temperature