Resideo 123773A Sail Assembly 321042-401 Features a manual gear release

Features a manual gear release button

System Efficiency: Prevents bio-growth on coils and drain pans

The Lennox 58C98 Relay is an essential OEM replacement component engineered for precision timing and sequenced power distribution in residential and commercial forced-air systems

higher pressure settings (such as 210 PSI or 290 PSI) are often required to maintain proper saturation temperatures

Resideo 123773A Sail Assembly 321042-401 Features a manual gear releaseThe Resideo 123773A Sail Assembly acts as the critical sensing element for the S688A Sail Switch, providing reliable airflow detection in both vertical and horizontal duct configurations. This replacement sail assembly is designed to actuate the switch when duct velocity reaches the required feet per minute (FPM) threshold, ensuring that auxiliary equipment like humidifiers or electronic air cleaners only operate during active blower cycles. The