The Lennox 20W36 Limit Switch/Thermostat helps maintain optimal performance by ensuring the unit maintains the correct temperature and stays within safe operating ranges, preventing overheating and excessive wear.
Real OEM buttons and switches provide the precise control needed for optimal HVAC performance
Fits popular LDT092H-01, LDT102H-01, LDT078H-01 units and more (see FITS MODELS below for complete list)