Lennox S40 Smart Thermostat
The Lennox S40 Smart Thermostat redefines home comfort with advanced technology and seamless connectivity. Designed for premium Lennox® communicating systems, it offers precise temperature, humidity, and air quality control. Key features include Feels Like™ temperature adjustment, Schedule IQ™ adaptive scheduling, and Smart Away™ geo-fencing for energy savings. With remote access via the Lennox app, voice control through Amazon Alexa and Google Assistant, and integration with smart home systems, the S40 delivers convenience and efficiency. Built-in diagnostics and proactive alerts help maintain peak system performance, making it the ultimate command center for your home comfort.
Basic Information
- Certificate ID
- CSA25B3EMAT47760-24
- Company
- Lennox International, Inc.
- Added
- Oct 14, 2025
- Last Updated
- Dec 02, 2025
- Certification Date
- Oct 14, 2025
Technical Details
- Firmware Version
- 04.38.0087
- Hardware Version
- A
- Specification Version
- 1.3
Product Details
- Product ID
- 0x0003
- Vendor ID
- 0x1356
- Primary Device Type ID
- 0x0301
SKU Information
Transport Interfaces
- Wi-Fi Support
- Yes
- TIS/TRP Tested
- Yes
External Links
Other Certificates from Lennox International, Inc.
| Certificate ID | Title | Added | Actions |
|---|---|---|---|
| CSA25B3DMAT47759-24 | Lennox S40 Smart Thermostat | Oct 14, 2025 | |
| CSA25B3CMAT47758-24 | Lennox L40 Smart Thermostat | Oct 14, 2025 | |
| CSA2592AMAT47228-24 | Lennox L40 Smart Thermostat | Sep 24, 2025 | |
| CSA2592BMAT47229-24 | Lennox S40 Smart Thermostat | Sep 24, 2025 | |
| CSA25928MAT47226-24 | Lennox S40 Smart Thermostat | Sep 24, 2025 |