About the Lennox 65W63 Pressure Switch, 100684-07
Whether you are a homeowner or commercial repair man, Lennox is a trusted name. Order this Lennox 65W63 100684-07 Pressure Switch. At PlumbersStock, we carry preferred brands and reliable parts. A pressure switch closes an electrical contact when fluid pressure reaches a certain level. This may happen when it reaches a pressure rise or on a pressure fall.