The Lennox S40 Smart Communicating Thermostat offers an advanced solution for homeowners seeking optimal comfort and energy efficiency. Designed with intuitive controls and a sleek, modern interface, this thermostat seamlessly integrates with your smart home ecosystem, allowing effortless control from your smartphone or voice assistant. Energy Efficiency: Advanced algorithms learn your schedule to optimize heating and cooling, helping reduce energy consumption and lower utility bills. Smart Home Integration: Compatible with popular platforms such as Alexa, Google Assistant, and Apple HomeKit for hands-free operation. Ease of Use: User-friendly touchscreen interface and simple setup process ensure convenience for all household members. Sleek Design: Contemporary styling with a vibrant display complements any home décor while providing clear, real-time information. Experience superior climate control and smart connectivity with the Lennox S40 Smart Communicating Thermostat—where comfort meets cutting-edge technology. This product should be paired with Lennox Elite series.

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5-year labor warranty for your gas system. Covers labor on covered repairs, performed by Austin HVAC's licensed and insured technicians serving Austin, TX and the surrounding area.

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5-year labor warranty for your heat pump system. Covers labor on covered repairs, performed by Austin HVAC's licensed and insured technicians serving Austin, TX and the surrounding area.

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10-year labor warranty for your gas system. Covers labor on covered repairs, performed by Austin HVAC's licensed and insured technicians serving Austin, TX and the surrounding area.

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5-year labor warranty for your electric system. Covers labor on covered repairs, performed by Austin HVAC's licensed and insured technicians serving Austin, TX and the surrounding area.

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10-year labor warranty for your heat pump system. Covers labor on covered repairs, performed by Austin HVAC's licensed and insured technicians serving Austin, TX and the surrounding area.

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5-year labor warranty for your ductless system. Covers labor on covered repairs, performed by Austin HVAC's licensed and insured technicians serving Austin, TX and the surrounding area.

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10-year labor warranty for your ductless system. Covers labor on covered repairs, performed by Austin HVAC's licensed and insured technicians serving Austin, TX and the surrounding area.

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10-year labor warranty for your condenser and coil. Covers labor on covered repairs, performed by Austin HVAC's licensed and insured technicians serving Austin, TX and the surrounding area.

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Overview: The Honeywell TrueZONE HZ311 is a zone control panel built for conventional, single-stage heating and cooling systems (1 heat / 1 cool), letting one system independently condition up to three zones. It is not compatible with heat pump systems and pairs with a discharge air temperature sensor for zone monitoring. Model TrueZONE HZ311 Type 3-Zone Control Panel System Compatibility Conventional, single-stage systems only (1H/1C), up to 3 zones Heat Pump Compatible No Sensor Compatibility Discharge Air Temperature Sensor Dimensions 8" H x 8" L x 1.86" W Notes Zoning control panel for up to 3 zones; requires compatible dampers and zone thermostats Warranty Manufacturer parts warranty (see OEM terms) Professional installation available as an add-on - contact us to bundle with your system install.

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Honeywell Home is a trusted name in home comfort and control, delivering smart thermostats and connected solutions that combine modern design with dependable performance. The ElitePRO™ S1200 Smart Programmable Thermostat brings a sleek touchscreen interface, whole-home air quality monitoring, and flexible system compatibility together in one connected device. Product Overview Compatible with residential and commercial systems up to 4H/2C heat pump or 3H/3C conventional 5" customizable touchscreen display with color and style options Advanced indoor air quality (IAQ) control — monitor indoor humidity, VOC, and estimated CO2, with control of up to 2 IAQ devices via configurable outputs Streams video and audio from compatible First Alert® and Ring® doorbells directly on the thermostat display Redlink™ 3.0 wireless technology connects with Room Sensors (temperature, humidity & motion), an Equipment Interface Module (EIM), and Outdoor Sensors (temperature & humidity) Includes a Room Sensor to help prioritize comfort in the room that matters most Expandable coverage and simplified installation with optional EIM for dual fuel, fan-coil, PTAC, and radiant systems Advanced occupancy detection adjusts settings automatically to help save energy ENERGY STAR® certified and eligible for utility rebates Wi-Fi connected & app-controlled through the First Alert® app for remote schedule and alert management 5-year manufacturer warranty Key Features Customizable Display: A sleek 5" display delivers enhanced visibility with the option to choose the color and style to match your home. Room Sensor Compatible: Helps prioritize comfort in the room of choice and reduce hot and cold spots (Room Sensor included). Doorbell Camera Viewer & Intercom: See and speak with visitors at your door directly from the thermostat — compatible with First Alert® and Ring® streaming doorbells (sold separately). Precision Comfort & Air Quality: Monitor indoor humidity and take action to keep your home's air fresh (additional IAQ equipment may be required). Always Connected: Adjust settings from anywhere and receive important alerts using the First Alert® app. Manufacturer Part # YTHX1200W5 Color White Compatibility Up to 4H/2C Heat Pump or 3H/3C Conventional Includes Room Sensor Warranty 5-Year Manufacturer Warranty Additional HVAC equipment or accessories may be required for select features. Doorbell integration sold separately.

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The Honeywell ElitePro S1200 is a smart thermostat supporting up to 4 heat / 2 cool stages, giving precise control over multi-stage HVAC systems. Professionally installed and configured by Austin HVAC for reliable, energy-efficient comfort. Backed by professional installation and support from your local Austin HVAC team.

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