Honeywell Home X8S Smart Thermostat
Product Specifications
- Model: X8S Smart Thermostat
- Color Options:
- White: X8VWF7WC (Canada), X8VWF7W (US)
- Black: X8VMC8BC (Canada), X8VMC8B (US)
Product Usage Instructions
- You can prioritize different areas of your home using XRSENSOR wireless indoor room sensors. Manually select areas or allow sensors to do it automatically when activity is sensed.
- Pair your First Alert VX1 or Ring Doorbell camera to view live video on the thermostat.
- Use the First Alert by Resideo App for setup.
- To control indoor air quality, adjust humidity or ventilation settings in the user menu on the thermostat or app.
- Access Menu, then Humidification, Dehumidification, or Ventilation.
OVERVEIW
NOTE: White model shown, color may vary.
Thermostat
- X8VWF7WC (White thermostat, Canada)
- X8VMC9W (White thermostat with room sensor. US)
- X8VWF7W (White thermostat. US)
- X8VMC8BC (Black thermostat, Canada)
- X8VWF10B (Black thermostat with room sensor. US)
- X8VMC8B (Black thermostat, US)
Connect the Thermostat to the First Alert by the Resideo App
- To connect your thermostat to the mobile app, scan the QR Code or visit: info.firstalert.com/FA-appdownload
First Alert App Features
Auto Away & Smart Scheduling
- Alerts and Reminders
- Monthly Energy Reports
- Energy Rebate Program
- Full Thermostat Control from Anywhere
- Monitor Water Leak Detectors (Sold Separately)
- Monitor Smoke & Carbon Monoxide Detectors (Sold Separately)
Prioritize Rooms for Comfort
- Prioritize different areas of your home by using XRSENSOR wireless indoor room sensors. You can manually select these areas or allow the sensors to do it automatically when activity is sensed.
Maintain Optimal Indoor Air Quality
Connect a Video Doorbell
Pair your First Alert VX1 or Ring Doorbell camera and view live video on your thermostat using compatible video doorbells. To set up, use the First Alert by Resideo App.
Customize Idle Screen
Display the information that is most important to you by customizing the idle screen. Choose between seven different styles and colors to match your decor. To access, touch Menu > Preferences > Display > Idle Screen.
Setup Matter
Control your thermostat setpoints and change system mode using automations enabled by Matter. Touch Menu, scroll down, and select Matter. Follow the instructions on the screen. Use your Matter Controller and scan the onscreen QR code or use the pairing code.
Get Rewarded
- Search for energy providers near you who offer thermostat incentives and rebates at resideo.info/utility-savings-programs
Access User Manual
To access a full user manual, scan the QR Code below or visit: info.honeywellhome.com/x8s-um
FCC STATEMENT
Regulatory Information
FCC Regulations
47 CFR § 15.19 (a)(3)
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
- This device may not cause harmful interference,
- This device must accept any interference received, including interference that may cause undesired operation.
47 CFR § 15.21
- Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment
47 CFR § 15.105 (b)
- For additional FCC information for this product, see: https://customer.resideo.com/en-US/support/residential/codesand-standards/FCC15105/Pages/default.aspx
RF Exposure Statement
Warning:
The antenna(s) used for these transmitters must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operate in conjunction with any other antenna or transmitter. Operations in the 5150-5250 MHz band and in the 5250-5350 MHz Band are restricted to Indoor use only.
IC Regulations
RSS-GEN
This device contains license-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada’s license-exempt RSS(s). Operation is subject to the following two conditions:
- This device may not cause interference.
- This device must accept any interference, including interference that may cause undesired operation of the device.
RF Exposure Statement
Warning:
The antenna(s) used for these transmitters must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any\ other antenna or transmitter. Operations in the bands 5150-5250 MHz and 5250-5350 MHz are only for indoor use to reduce the potential for harmful interference to co-channel mobile satellite systems. The product should not be disposed of with other household waste. Check for the nearest authorized collection centers or authorized recyclers. The correct disposal of end-of-life equipment will help prevent potential negative consequences for the environment and human health.
Warranty
2-Year Limited Warranty
CONTACT
- Resideo Technologies Inc.
- Scottsdale, AZ 85254
- 1-800-633-3991
- 33-00730EF-01 K.K. Rev 6/25
© 2025 Resideo Technologies, Inc. All rights reserved. The Honeywell Home trademark is used under license from Honeywell International, Inc. This product is manufactured by Resideo Technologies, Inc. and its affiliates.
FAQ
- How do I access the full user manual?
- To access the full user manual, scan the QR code provided or visit: info.honeywellhome.com/x8s-um
- What features are available on the First Alert App?
- The First Alert App features Auto Away & Smart Scheduling, Alerts and Reminders, Monthly Energy Reports, Energy Rebate Program, Full Thermostat Control from Anywhere, and monitoring of Water Leak Detectors and Smoke & Carbon Monoxide Detectors (sold separately).
Documents / Resources
 | Honeywell Home X8S Smart Thermostat [pdf] User Guide X8VWF7WC, X8VMC9W, X8VWF7W, X8VMC8BC, X8VWF10B, X8VMC8B, X8S Smart Thermostat, X8S, Smart Thermostat, Thermostat |
 | Honeywell Home X8S Smart Thermostat [pdf] User Guide HS9-THX1200WF01, HS9THX1200WF01, thx1200wf01, X8S Smart Thermostat, X8S, Smart Thermostat, Thermostat |