Can I use this as a universal limit control

Corrosion Resistance: The stainless steel ball and stem prevent premature seat wear and scale buildup in demanding hydronic loops

Is this a universal furnace part

Technicians should check for a dirty air filter

an UL94-V0 rated NEMA 4X equivalent model should be selected

McDonnell & Miller 307000 Snap Switch Els PW 17895 Can I use this asThe McDonnell & Miller 307000 Snap Switch (Model Number FS7 31) is an essential replacement SPDT snap action switch designed for field repairs of high performance liquid flow switches and air flow switches. This single pole double throw component is engineered to restore precise electrical signaling in the FS7 4 Series, including the FS7 4L, FS7 4S, and FS7 4E hazardous location models. It is also the correct OEM replacement part for AF 1, AF 2, and