No C Wire Options
Compare no-C-wire smart thermostats by power method: included adapters and extenders, battery power, and the line-voltage systems to rule out.
Honeywell Home X7B X7B Smart Thermostat
Features
- Wi-Fi and Matter certified
- Humidity monitoring and control
- Customizable 4.3" touchscreen display
- ENERGY STAR certified
- Remote control via First Alert app
- Works with 3 heat/2 cool heat pump
General specs
- Brand: Honeywell Home
- Model: X7B
- Seller: Retailer
- ID: B0GQCTS6PH
- WiFi Bands: 2.4 GHz, 5.0 GHz
- Connectivity: WiFi
- Display Size: 4.3 inches
- C-Wire Adapter: Included (voucher)
- WiFi Standards: 802.11ax, 802.11ac, 802.11a, 802.11b, 802.11g, 802.11n
- Climate Control: Heating, Cooling
- Humidity Control: Yes
- Power Requirement: C-wire required
- Wireless Protocol: Matter
- Humidity monitoring: Yes
- Energy Certification: ENERGY STAR
- System Compatibility: Up to 3 heat/2 cool heat pump with electric backup, 2 heat/2 cool conventional systems, Hot water heat, Forced air (gas, oil, or electric)
- Smart Home Compatibility: Amazon Alexa, Google Assistant, Apple Home
- First listed by seller: April 29, 2026
If you are interested in more details, you can find full information on the seller's page.
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Delivery to 
United States
United States
Available
The Honeywell Home X7B Smart Thermostat is for homeowners who want more than just temperature control. You might be tracking humidity in a damp basement or keeping a nursery at a consistent comfort level. This thermostat puts that peace of mind right on your wall.
Instead of focusing only on energy savings, think of the X7B as a tool for precision living. The customizable 4.3” touchscreen lets you choose the color and style that fits your decor. But the real value is in the humidity monitoring. That unexpected damp feeling or the air getting too dry in winter? The X7B catches it. You can check moisture levels from the First Alert app, and set triggers to alert you when something changes. It’s like having a mini weather station for your indoor air.
Setback example: You come home from vacation to find the house feels stuffy. You open the app, see the humidity crept up, and adjust the schedule to run the fan more. The X7B works with Alexa, Google Assistant, or Apple Home, so you can ask it to boost comfort without lifting a finger. It’s ENERGY STAR certified, and it requires a C-wire – the package includes a no-cost adapter if you don’t have one. Think of it as your home’s silent partner for better air and lower bills.
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| Brand | Honeywell Home | Honeywell Home | Honeywell Home | Amazon Renewed | Aqara | LUX |
| Model | X7B | X7S | X7S | ST76 | W200 | TQX |
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| Price | €116.02 | €134.79 | €178.49 | €121.78 | €142.79 | €151.72 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | Jun 24, 2026 | Jun 24, 2026 | Jun 24, 2026 | May 20, 2026 | Jun 24, 2026 | Jun 24, 2026 |
| Connectivity | WiFi | WiFi (2.4 or 5.0 GHz), 802.11ax/ac/a/b/g/n wireless router | Wi-Fi | WiFi, Matter | ||
| Display Size | 4.3 inches | 4.3 inches | 4.3" | |||
| Display Features | Customizable color and style, Touchscreen | Full-color, Curved glass, Waterfall corners | Light-sensor, Occupancy-based auto on/off, Proximity adjustment | |||
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