Brennenstuhl HT CZ 01
| Model | HT CZ 01 |
| Vendor | Brennenstuhl |
| Description | Radiator thermostat |
| Exposes | child_lock, switch (state), battery, climate (current_heating_setpoint, local_temperature, system_mode, running_state) |
| Picture | ![]() |
Exposes
Child lock (binary)
Enables/disables physical input on the device. Value can be found in the published state on the child_lock property. It's not possible to read (/get) this value. To write (/set) a value publish a message to topic zigbee2mqtt/FRIENDLY_NAME/set with payload {"child_lock": NEW_VALUE}. If value equals LOCK child lock is ON, if UNLOCK OFF.
Window detection (switch)
The current state of this switch is in the published state under the window_detection property (value is ON or OFF). To control this switch publish a message to topic zigbee2mqtt/FRIENDLY_NAME/set with payload {"window_detection": "ON"}, {"window_detection": "OFF"} or {"window_detection": "TOGGLE"}. It's not possible to read (/get) this value.
Battery (numeric)
Remaining battery in %, can take up to 24 hours before reported. Value can be found in the published state on the battery property. It's not possible to read (/get) or write (/set) this value. The minimal value is 0 and the maximum value is 100. The unit of this value is %.
Valve detection (switch)
The current state of this switch is in the published state under the valve_detection property (value is ON or OFF). To control this switch publish a message to topic zigbee2mqtt/FRIENDLY_NAME/set with payload {"valve_detection": "ON"}, {"valve_detection": "OFF"} or {"valve_detection": "TOGGLE"}. It's not possible to read (/get) this value.
Climate
This climate device supports the following features: current_heating_setpoint, local_temperature, system_mode, running_state.
current_heating_setpoint: Temperature setpoint. To control publish a message to topiczigbee2mqtt/FRIENDLY_NAME/setwith payload{"current_heating_setpoint": VALUE}whereVALUEis the °C between5and30. Reading (/get) this attribute is not possible.local_temperature: Current temperature measured on the device (in °C). Reading (/get) this attribute is not possible.system_mode: Mode of this device. To control publish a message to topiczigbee2mqtt/FRIENDLY_NAME/setwith payload{"system_mode": VALUE}whereVALUEis one of:off,auto,heat. Reading (/get) this attribute is not possible.running_state: The current running state. Possible values are:idle,heat. Reading (/get) this attribute is not possible.

