- Installation Requirement: A C-wire (common wire) is required. Homes without one may need a compatible C-wire adapter.
- Precision Comfort: Maintains optimal temperature and indoor air quality (IAQ) through humidity and ventilation control.
- Wireless Room Sensor: Includes one sensor to eliminate hot/cold spots by prioritizing comfort in specific rooms.
- Intuitive Control: Features a customizable 5 in. touchscreen display and allows remote adjustment via the First Alert app.
- Advanced Efficiency: ENERGY STAR certified, rebate-eligible, and uses Smart Sensing (occupancy detection) to save energy when you are away.
- Video Integration: Compatible with First Alert and Ring video doorbells, allowing users to see and speak to visitors directly from the thermostat.
Product Details
- Thermostat Dimensions: 5.24 x 3.54 x 0.96 in.
- WiFi Specifications: 2.4 or 5.0 GHz WiFi, 802.11ax/ac/a/b/g/n wireless router
- Stages: Up to 4 Heat/2 Cool Heat Pump systems, Up to 3 Heat/4 Cool for conventional systems
- Modes of Operation: Heat, Off, Cool, Auto, Emergency Heat
- Program Type: Time-Based or Smart Away, Residential
- Alerts and Reminders: Filter Change, Heat Pump Failure, Memory Error, Sensor Error
- Displayed Information: Indoor Humidity, Outdoor Temperature, Time, Current Setting, Current Temperature
- Energy Star Certified: Yes
- Power Source: Hardwired, C-Wire required
- Warranty: 2 year limited
Product SpecsUPC:194159018501MPN:X8VMC9W/WCategory:ThermostatsProduct Manuals
- X8S Smart Thermostat Setup Guide
- X8S Smart Thermostat User Manual














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