Viessmann 7816460 Cad Cell 326058-755 The RT121 series utilizes a

The RT121 series utilizes a bellows system designed to withstand the rigors of harsh environments

2" for Type A and 6

The 1VP62X7/8 pulley is versatile and rated for use with 3L

Enhanced Safety: Acts as a fail-safe against venting obstructions

Simplified Diagnostics: Resolves common sensor failure issues and erratic temperature readings

Viessmann 7816460 Cad Cell 326058-755 The RT121 series utilizes aThe Viessmann 7816460 Cad Cell is a critical flame sensor designed for precise oil burner monitoring in residential and commercial heating systems. As a high performance cadmium sulfide photocell, this component acts as a vital safety interface, sensing light in the visible spectrum to verify ignition and continuous combustion. When the burner fires, the Viessmann cad cell resistance should typically drop below 1,600 ohmsoften settling between 300 and