Lennox Matter devices
Does Lennox support Matter? Yes: all 2 Lennox products MatterCatalog lists have a CSA Matter certificate on file. By Matter network, 1 uses Wi-Fi (1 record does not name a single network). 1 is sold in the US with a verified store link. On the CSA’s Distributed Compliance Ledger (read Oct 19, 2026), Lennox holds 6 certified models, first certified Sep 2025, newest Jan 2026.
As of . The counts on this page are from the MatterCatalog catalog (Matter products sold in the US with a verified store link); “CSA certified” means a CSA certificate that names the exact model. Sources: MatterCatalog: Matter certified devices sold in the US; CSA certified products database; How MatterCatalog checks (editorial policy).
- Products: Lennox S40 Smart Thermostat and Lennox L40 Smart Thermostat.
- Categories: Matter thermostats.
- Other brands: which smart home brands support Matter, brand by brand.
Explore Lennox listings in Thermostats. Compare specifications and check the certification and purchase details for the model you need.
The 2 catalog listings may include regional models and bundles, so the count does not represent distinct consumer models.
Compatibility varies by model; check controller, hub and region requirements on the product page. We may earn a commission from retailer links. How our links work
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