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Thermostats

Thermostats

Thermostats are used to turn on heating or cooling systems to bring the home to a set temperature. In addition to basic temperature control, programmable thermostats can be used to manage the indoor environment of your home at different times of the day or week. This type of control can have a dramatic impact on the overall energy use of your home. We carry a complete line of thermostats. Let us help you choose the one that best matches your lifestyle.

Programmable Thermostat Product Offering

S40

Lennox S40 Smart Thermostat

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Model Family: S40
Programmable: Versatile programming options offer custom comfort and energy savings
Communicating Capability with HVAC Components: Yes
Remote Access: Monitor and adjust temperatures and schedules from anywhere in the world using the iComfort App and your smartphone, tablet or other web-enabled device
Screen: Features a large, easy-to-use display with adjustable brightness
Warranty: 10-Year Limited Warranty
Manufacturer's Stated Benefits:
  • Allows you to voice control your HVAC system through Amazon Alexa-enabled devices
  • Allows you to voice control your HVAC system through Google Assistant-compatible devices
  • Senses extreme temperature changes and begins the temperature recovery process up to 2 hours before the programmed time
  • Uses the GPS in your smartphone to detect when you're leaving, and changes the temperature to a more energy-efficient setting
  • Allows you to only program your thermostat once. Whenever there's a change in your routine, the thermostat adapts.
  • Overrides your regular programming schedule when you're away and automatically turns down heating or cooling to save energy
  • Monitors the air quality and pollen levels of your local zip code and automatically turns the fan on to clean your home
  • Reminds you when its time to change the filter
  • Decides between heating and cooling operation, depending on indoor temperature
  • Allows you to display a personal photo as the screensaver of your thermostat
  • Increases the efficiency of dual-fuel heating systems by automatically alternating between gas and electric operation
  • Show how often and how long the heating or cooling system has run for the month
  • Works with the whole-house humidity-control systems to adjust the home's humidity level
  • Provides detailed diagnostics and reminds your Dealer when service is needed
  • Allows Lennox dealers to analyze your system from anywhere via their computer or mobile device
E40

Lennox E40 Smart Thermostat

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Model Family: E40
Programmable: Yes
Communicating Capability with HVAC Components: Yes
Remote Access: Yes
Screen: Four-color, touchscreen display
Warranty: 5-Year Limited Warranty
Manufacturer's Stated Benefits:
  • 3H/2C Heat Pump (2H/2C Conventional)
M40

Lennox M40 Smart Thermostat

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Model Family: M40
Programmable: Yes
Communicating Capability with HVAC Components: Yes
Remote Access: Smart Home Integration
Screen: Touchscreen
Warranty: 5-Year Limited Warranty
Manufacturer's Stated Benefits:
  • ENERGY STAR® Qualified
  • Remote control of your home environment is just one touch or voice command away with the Lennox M40 Smart Thermostat
  • Smart Away™ Mode
  • Weather-On-Demand
  • Energy Reports
L40

Lennox L40 Smart Thermostat

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Model Family: L40
Programmable: Yes
Communicating Capability with HVAC Components: Yes
Remote Access: Smart Home Integration
Screen: Four-color, touchscreen display
Warranty: 5-Year Limited Warranty
Manufacturer's Stated Benefits:
  • Compact, universally-compatible smart thermostat for single-stage non-communicating equipment