Lennox 13P93 Fan Limit Switch 30067439-890 The Amana-Goodman 20197311 Pressure Switch

The Amana-Goodman 20197311 Pressure Switch is a critical safety component designed for specific high-efficiency Goodman and Amana gas furnaces

ensuring stable arc generation and consistent fuel-air mixture ignition even in high-demand thermal processing environments

Connecting it to line voltage will cause immediate failure and potential damage to the humidifier assembly

Chemical Resistance: Features a PTFE diaphragm designed to withstand aggressive refrigerants and oils

Lennox 13P93 Fan Limit Switch 30067439-890 The Amana-Goodman 20197311 Pressure SwitchMaintain precise thermal regulation and safety standards in forced air heating systems with the Lennox 13P93 Fan Limit Switch. This genuine OEM component is the direct replacement for 11M40 (as well as 10H37 and 43F4501) and is essential for managing blower activation and high limit protection. Engineered by Honeywell (Model L4064B2210), this HVAC combination fan and limit control features an 11. 5 inch insertion length and a 3 4 inch diameter probe