CSA Matter Certified

Lennox S40 Smart Thermostat

Name: Lennox S40 Smart Thermostat
Brand: Lennox International, Inc.
Price: 699.03 USD
Availability: InStock

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$699.030

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Lennox S40 Smart Thermostat by Lennox. This CSA Matter certified smart home device brings seamless integration, enhanced security, and reliable performance to your ecosystem. Perfect for building a connected home.

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Buy on Amazon$699.03

Last checked: Mar 16, 2026

Last checked: May 19, 2026Price confidence: recently verified

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Specifications

Brand

Lennox International, Inc.

Ecosystem Compatibility

🔗Matter

📖

Best Matter Smart Thermostats 2026

Smart thermostats with Matter — save energy with universal compatibility.

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Lennox S40 Smart Thermostat

CSA certified• $699.03

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