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Manual Reset Mechanism: Ensures the system is physically inspected before resuming operation after a high-limit event
this valve offers superior reliability for pneumatic systems and process automation requiring precise on/off fluid control
The 24-inch lead provides ample reach for versatile burner configurations
Whether you are performing a HVAC drive repair or a system upgrade
Lennox 14A46 Pressure Switch 321042-401 Manual Reset Mechanism: Ensures theThe Lennox 14A46 Pressure Switch is a critical OEM replacement part designed for high efficiency, multi stage HVAC systems. This 2 stage pressure switch (Model 104549 04) is factory calibrated to monitor vital combustion air pressures, ensuring the inducer motor is moving the correct volume of air for safe ignition and operation. With a high set point of 0. 81" W. C. and a low set point of 0. 45" W. C., this dual stage pressure switch provides the
