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Lennox S40 (22V24) Smart Thermostat: WiFi and Alexa enabled for remote access
This smart thermostat is for the homeowner who wants to simplify their daily routine. It helps you manage your home's comfort from anywhere, like adjusting the temperature before you leave work or checking on your system while traveling.
Think of it as your home's personal climate manager, not just a programmable device. The 7-inch touchscreen makes setup intuitive, and the Lennox Smart app lets you control everything remotely. You can use geo-fencing to automatically switch to Away Mode when you leave, saving energy without a second thought.
Features like On-Demand Weather keep you informed, and compatibility with Alexa allows voice commands for hands-free adjustments. It works with most HVAC systems, including heat pumps and air conditioners, and supports accessories like room sensors for precise temperature control. Installation requires a certified HVAC professional to ensure warranty coverage and optimal performance.
Features
- 7-inch high-resolution color touchscreen
- Compatible with 4-wire standard thermostat cables
- Geo-fencing with One-Touch Away Mode
- On-demand weather with 7-day forecasts
- Works with most 24VAC HVAC systems
- WiFi and Alexa enabled for remote access
General specs
- Brand: Lennox
- Model: S40 (22V24)
- Seller: Amazon
- ID: B0C9R25DXF
- Features: Programmable, High Efficiency, Geo-Fencing, Remote Access, One-Touch Away Mode, Smart Away, On-Demand Weather, live weather data, seven day forecasts, Test on entire system or individual components, Service Panel for real-time monitoring
- Warranty: 10 year warranty against manufacturing defects
- Screen Size: 7 inch
- Screen Type: high resolution color, touchscreen
- Connectivity: WiFi, Wi-Fi, Alexa Enabled
- Model Number: S40, 22V24
- Control Technology: Smart Zoom System (iHarmony), PureAi S Air Purification System
- System Compatibility: Communicating System Control, 4-wire standard thermostat cables, most 24VAC ovens, air conditioners, air conditioning processors, heat pump (up to 3-stage heat and 2 cooling stages), traditional HVAC systems with optional Equipment Interface Module (EIM)
- Accessory Compatibility: Smart Room Sensor, Smart Air Quality Monitor, Wireless Expander
- Installation Requirement: certified HVAC loader for proper installation, Easy Installation
- First listed by seller: 4/15/26
If you are interested in more details, you can find full information on the seller's page.
Amazon live offers
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Top live offer
$780.00
Free shipping
New
Third-party seller
Shippable
New from
$780.00
Only from New + Shippable live offers
New offers
Third-party seller
· Shippable
$780.00
Third-party seller
· Shippable
$799.99
Third-party seller
· Shippable
$829.41
Third-party seller
· Shippable
$1,039.11
Third-party seller
· Shippable
$885.51
Third-party seller
· Shippable
$956.49
Third-party seller
· Shippable
$1,029.44
Offers updated: 6/3/26
Price History for seller Amazon
Shipping options
Delivery to 
Russia
Russia
Available
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Lennox S40 (22V24) WiFi and Alexa enabled for remote access
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| Brand | Honeywell | Honeywell | MINCO HEAT | |||
| Model | S40 (22V24) | TH6320WF2003 | TUYU | TH8321WF1001 | HEAT | |
| Color | ||||||
| Rating |
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| Price | $780.00 | $150.99 | $213.67 | $139.99 | $44.47 | $55.45 |
| Seller | Amazon | Amazon | Joom | Amazon | Joom | Joom |
| Update | May 29, 2026 | May 29, 2026 | Feb 14, 2026 | May 29, 2026 | Feb 14, 2026 | Feb 14, 2026 |
| Features | Programmable, High Efficiency, Geo-Fencing, Remote Access, One-Touch Away Mode, Smart Away, On-Demand Weather, live weather data, seven day forecasts, Test on entire system or individual components, Service Panel for real-time monitoring | Dual Fuel Control, Ventilation Control, Flexible Scheduling, Geofence Technology | Smart, Programmable | |||
| Connectivity | WiFi, Wi-Fi, Alexa Enabled | Wi-Fi | WiFi | WiFi | WiFi | |
| Compatibility | Heat Pump, Conventional | Smart Thermostat | Stages up to 3 Heat / 2 Cool | Alexa, Google Home Voice Control, Smart Life App | ||
Lennox S40 (22V24) WiFi and Alexa enabled for remote access
$780.00
When this device makes sense
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