Thermostat
A thermostat or smart radiator valve controls heating and cooling to a target temperature. It keeps rooms comfortable on a schedule while trimming the energy spent on empty or overheated spaces.
Our top picks
The brands we reach for first, best to 3.
Honeywell Home
1 modelHoneywell Home is Resideo's residential comfort brand, best known for professionally installed thermostats. Its T6 Pro Z-Wave line gives installers a familiar 24V HVAC thermostat that Home Assistant controls fully locally.
Sinopé
2 modelsSinopé Technologies is a Québec-based manufacturer of smart electric-heating controls sold across the US and Canada. Its Zigbee line-voltage thermostats run fully locally in Home Assistant through ZHA or Zigbee2MQTT.
Shelly
1 modelShelly devices that work with Selora and Home Assistant. Most Shelly products are Wi-Fi and run on the native Shelly integration for local control with no cloud required, plus MQTT. Newer Gen3 and Gen4 models add Bluetooth, Zigbee, and Matter over Wi-Fi, while the Qubino Wave line runs on Z-Wave.
Every device in this role 16
Everything Selora deploys and supports in this role.
TH1123ZB / TH1124ZB
Zigbee 3.0 line-voltage thermostats for electric baseboard, convector, and radiant ceiling heating, rated 3000 W (TH1123ZB) or 4000 W (TH1124ZB) at 240 V with silent TRIAC switching. Home Assistant reads heating demand, power, and energy and drives schedules fully locally over ZHA or Zigbee2MQTT.
TH1300ZB
Zigbee 3.0 line-voltage thermostat for electric radiant floors, rated 3600 W at 240 V with a built-in Class A GFCI and an included floor probe. Home Assistant tracks floor and room temperatures, power, and energy fully locally over ZHA or Zigbee2MQTT.
Platinum 1050
American Standard's AccuLink Platinum 1050 (AZONE1050) is the American Standard version of the Trane XL1050. It has a 7-inch color touchscreen with Wi-Fi, a built-in Z-Wave hub, and RoomIQ zoning, and it is the only American Standard thermostat with a local Home Assistant path.
XL1050
Trane's ComfortLink II XL1050 has a 7-inch color touchscreen, Wi-Fi or Ethernet, and a built-in Z-Wave hub. It runs Trane's communicating, zoned HVAC systems with RoomIQ remote sensors, and it is the one Trane thermostat with a local Home Assistant path.
XL824
ComfortLink II XL824 smart thermostat with a 4.3-inch color touchscreen, Wi-Fi, and a built-in Z-Wave hub, for standard non-zoned HVAC systems. In Home Assistant it is cloud-only through the nexia integration and needs a Nexia or Trane Home account.
XL850
ComfortLink II XL850 communicating thermostat with a 4.3-inch color touchscreen, Wi-Fi, and a built-in Z-Wave hub. In Home Assistant it is cloud-only through the nexia integration and needs a Nexia or Trane Home account.
ADC-T2000
The first-generation Alarm.com thermostat, superseded by the ADC-T3000 but still on the wall in plenty of homes. It is Z-Wave Plus, so Z-Wave JS drives mode, setpoints, and fan locally once it is out of the dealer's panel.
ADC-T25
Alarm.com's cost-reduced current thermostat, and the only one in the range that speaks Z-Wave Long Range as well as mesh. Z-Wave Plus with S2 and SmartStart, so Home Assistant drives it locally through Z-Wave JS.
ADC-T3000
Second-generation Alarm.com thermostat that is a plain Z-Wave Plus S2 device under the branding. Excluded from the dealer's panel and included in Z-Wave JS, Home Assistant drives mode, setpoints, fan, and the humidifier outputs locally with no Alarm.com account in the path.
ADC-T40K-HD
The current flagship Alarm.com thermostat, and a Z-Wave Plus S2 device with SmartStart underneath the branding. Excluded from a dealer panel and included in Z-Wave JS, Home Assistant runs mode, setpoints, fan, and the humidity outputs locally.
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