Lennox 69W57 Pressure Switch, 2-stage, (30/.68) 102737-05

About the Lennox 69W57 Pressure Switch, 2-stage, (30/.68) 102737-05

If you need to replace components in your HVAC system, Lennox is a customer favorite. Save on this Lennox 69W57 Pressure Switch, 2-stage, (30/.68) 102737-05. Don't hesitate to contact us if you aren't sure this is the part you need. 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.