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Rosewood paper grain — description and returns beneath the overlapping buy card.
65" WC set point and a Single Pole Single Throw (SPST) configuration
Key Benefits High-Temperature Resilience: Engineered with silicone elastomer to maintain flexibility and seal integrity in high-heat steam and hydronic applications
Automatic Reset Function: Re-engages the circuit at 60°F
If the switch shows no continuity and the burner is cool
reducing noise and improving heat transfer efficiency
McDonnell & Miller 343500 Bellows Assembly R-410A 65" WC set point andWhen you are servicing a 64 Series low water cut off, the McDonnell & Miller 343500 Bellows Assembly (Model SA64 2) is the standard issue component required to restore essential boiler safety functions. This authentic replacement bellows assembly is engineered for heavy duty steam boiler control, specifically bridging the gap between the internal float mechanism and the electrical switch. As a direct fit part for 64 Series LWCO and 764 models, it