The Climate component of Home Assistant can control the connected thermostats, air conditioning or heat pump from many manufacturers including Dyson Pure Hot+Cool, Ecobee, Hive, KNC Climate, Nest, Netatmo Thermostat, SmartThings, Vera, Z-Wave thermostats.
Main connected thermostats manufacturers compatible with Home Assistant
The list of compatible devices is on this page (47 currently)
| Set value | Fan | Modes (including on/off) | Away mode | Doc. | |
| Dyson Pure Hot+Cool | X | X | X | Read | |
| Ecobee* | min, max, set | on/off | auto, auxHeatOnly, cool, heat, off | X | Read |
| Hive | X | X + auxillary | Read | ||
| Nest | min, max, set | X | X | X | Read |
| Netatmo | X | X | X | Read | |
| Z-Wave thermostats | X | X | X | Read |
(*) requires to create a developer account to recover an access token to the API
Connected thermostats compatible Home Assistant specials
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Amazon.comControl your heating, air conditioning, thermostat from Homy even outside of your home
All commands are available on Homy. Set point, minimum / maximum temperature, humidity level (for air conditioning), operating mode, ventilation mode, swing mode, absence mode, auxiliary heating control.
Some devices allow you to set a temperature range rather than a setpoint. Here is a comparison chart of the three types of devices that you can control from Home Assistant and integration into Homy, Thermostat, Air Conditioning (HVAC), Heat Pump.
| Thermostat | HVAC | Heat Pump |
 Ecobee thermostat on HASS |  HVAC on HASS |  Heat Pump HASS |
 Ecobee thermostat on Homy |  HVAC on Homy |  Heat Pump on Homy |
In widget display, it is possible to change the operating mode. Each press switches to the next mode.
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