Reznor 193811 Pressure Switch SPDT

The Reznor 193811 Pressure-Switch an essential component of the HVAC system. The SPDT switch has a common terminal that changes between NO and NC depending on the pressure. This rises to a certain level, the switch makes or breaks an electrical circuit. Control the flow of air, avoid overheating, and prevent system failure. The switch can constantly check pressure levels and prevent from straying beyond safe limits, improving dependability, energy efficiency, and durability of equipment and minimizing maintenance requirements.