Pay in 4 interest-free payments of $7.85 Learn more
Ships within 48 hours · Estimated delivery Sep 22 - Sep 27
Comprehensive Sealing: Includes high-temperature gaskets for the burner
ensure your controller's analog input is scaled for a 4-20mA loop-powered signal
allowing for versatile field terminations using either stripped wire or standard spade connectors
If the differential pressure drops below the set-point
This is a complete pilot assembly
Resideo 123773A Sail Assembly R-407A Comprehensive Sealing: Includes high-temperature gasketsThe 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