Lennox 17W14 Pressure Switch 321702-401 and Port S for the

and Port S for the input signal from the controller

Corrosion Resistance: Features an iron body and bronze inlet with a stainless steel spring to minimize mineral buildup and "simmering

This high-performance memory module features software version C

the 700 series is field-convertible with the appropriate Robertshaw conversion kit

If the bellows are leaking

Lennox 17W14 Pressure Switch 321702-401 and Port S for theThe Lennox 17W14 Pressure Switch is a critical safety component designed for precise refrigerant pressure monitoring in high performance HVAC systems. This 40 15# Low pressure switch serves as a reliable safeguard, engineered to open the electrical circuit when suction pressure falls below the 15 PSI cutout point and automatically resets when pressure rises back to the 40 PSI cut in threshold. Built to handle the rigorous demands of Lennox commercial