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Re-test: can i use a nest thermostat with my lennox equipment?

Based on previous interactions, it appears that the nest thermostat can be used with lennox equipment. however, it's important to note that the compatibility may depend on the specific model of your lennox equipment.for instance, the lennox s40 smart thermostat is designed to work with lennox digitally-enabled furnaces, air conditioners, heat pumps, and air handlers. while the s40 smart thermostat is designed for use with lennox digitally-enabled equipment, it can be used with the equipment interface module (eim) to work with almost any system. this includes lennox-brand non-communicating equipment and most other brands of heating and cooling equipment, which could potentially include a nest thermostathowever, for the best compatibility and functionality, it is recommended to use a lennox thermostat with lennox equipment. if you are considering using a nest thermostat with your lennox equipment, it would be best to consult with a professional hvac contractor or lennox technical support to ensure compatibility and proper installation.