Pay in 4 interest-free payments of $5.56 Learn more
Ships within 48 hours · Estimated delivery Sep 8 - Sep 13
Universal Compatibility: Standard 1/2" NPT inlet/outlet facilitates easy integration into existing American hydronic piping
providing the reliable microamp signal required to prevent nuisance shutdowns
It protects sensitive controller outputs from back-EMF and high-amperage draw
the ST-10 sampling tube must be positioned with the inlet holes facing directly into the airflow
Lennox 71G15 Vent Switch Universal Compatibility: Standard 1/2" NPTProfessional grade Lennox 71G15 components are essential for maintaining the operational safety of residential and commercial furnaces. This 120V blocked vent switch is a specialized thermal safety control engineered to monitor flue gas temperatures and detect dangerous obstructions in the vent system. Calibrated to actuate at 280F, this manual reset rollout switch effectively cuts power to the gas valve or ignition control if exhaust gases back up
US$ 424.50
US$ 89.98
US$ 495.00
US$ 474.50
US$ 89.98
US$ 2672.50
US$ 89.98
US$ 1745.00
US$ 90.00
US$ 1047.00
US$ 3247.50
US$ 292.50
US$ 845.00
US$ 3247.50