diff --git a/homeassistant/components/vicare/binary_sensor.py b/homeassistant/components/vicare/binary_sensor.py
index 7fe248fa266..507bc84fed9 100644
--- a/homeassistant/components/vicare/binary_sensor.py
+++ b/homeassistant/components/vicare/binary_sensor.py
@@ -31,7 +31,13 @@ from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from .const import DEVICE_LIST, DOMAIN
 from .entity import ViCareEntity
 from .types import ViCareDevice, ViCareRequiredKeysMixin
-from .utils import get_burners, get_circuits, get_compressors, is_supported
+from .utils import (
+    get_burners,
+    get_circuits,
+    get_compressors,
+    get_device_serial,
+    is_supported,
+)
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -116,6 +122,7 @@ def _build_entities(
         entities.extend(
             ViCareBinarySensor(
                 description,
+                get_device_serial(device),
                 device.config,
                 device.api,
             )
@@ -131,6 +138,7 @@ def _build_entities(
             entities.extend(
                 ViCareBinarySensor(
                     description,
+                    get_device_serial(device),
                     device.config,
                     device.api,
                     component,
@@ -166,12 +174,15 @@ class ViCareBinarySensor(ViCareEntity, BinarySensorEntity):
     def __init__(
         self,
         description: ViCareBinarySensorEntityDescription,
+        device_serial: str | None,
         device_config: PyViCareDeviceConfig,
         device: PyViCareDevice,
         component: PyViCareHeatingDeviceComponent | None = None,
     ) -> None:
         """Initialize the sensor."""
-        super().__init__(description.key, device_config, device, component)
+        super().__init__(
+            description.key, device_serial, device_config, device, component
+        )
         self.entity_description = description
 
     @property
diff --git a/homeassistant/components/vicare/button.py b/homeassistant/components/vicare/button.py
index 51a763c1fcc..d45f36d0047 100644
--- a/homeassistant/components/vicare/button.py
+++ b/homeassistant/components/vicare/button.py
@@ -24,7 +24,7 @@ from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from .const import DEVICE_LIST, DOMAIN
 from .entity import ViCareEntity
 from .types import ViCareDevice, ViCareRequiredKeysMixinWithSet
-from .utils import is_supported
+from .utils import get_device_serial, is_supported
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -55,6 +55,7 @@ def _build_entities(
     return [
         ViCareButton(
             description,
+            get_device_serial(device),
             device.config,
             device.api,
         )
@@ -88,11 +89,12 @@ class ViCareButton(ViCareEntity, ButtonEntity):
     def __init__(
         self,
         description: ViCareButtonEntityDescription,
+        device_serial: str | None,
         device_config: PyViCareDeviceConfig,
         device: PyViCareDevice,
     ) -> None:
         """Initialize the button."""
-        super().__init__(description.key, device_config, device)
+        super().__init__(description.key, device_serial, device_config, device)
         self.entity_description = description
 
     def press(self) -> None:
diff --git a/homeassistant/components/vicare/climate.py b/homeassistant/components/vicare/climate.py
index 410395760ea..fbea9a9afbc 100644
--- a/homeassistant/components/vicare/climate.py
+++ b/homeassistant/components/vicare/climate.py
@@ -40,7 +40,7 @@ from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from .const import DEVICE_LIST, DOMAIN
 from .entity import ViCareEntity
 from .types import HeatingProgram, ViCareDevice
-from .utils import get_burners, get_circuits, get_compressors
+from .utils import get_burners, get_circuits, get_compressors, get_device_serial
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -87,6 +87,7 @@ def _build_entities(
     """Create ViCare climate entities for a device."""
     return [
         ViCareClimate(
+            get_device_serial(device),
             device.config,
             device.api,
             circuit,
@@ -143,12 +144,15 @@ class ViCareClimate(ViCareEntity, ClimateEntity):
 
     def __init__(
         self,
+        device_serial: str | None,
         device_config: PyViCareDeviceConfig,
         device: PyViCareDevice,
         circuit: PyViCareHeatingCircuit,
     ) -> None:
         """Initialize the climate device."""
-        super().__init__(self._attr_translation_key, device_config, device, circuit)
+        super().__init__(
+            self._attr_translation_key, device_serial, device_config, device, circuit
+        )
         self._device = device
         self._attributes: dict[str, Any] = {}
         self._attributes["vicare_programs"] = self._api.getPrograms()
diff --git a/homeassistant/components/vicare/fan.py b/homeassistant/components/vicare/fan.py
index d7dbd037b56..ca586d7bfdb 100644
--- a/homeassistant/components/vicare/fan.py
+++ b/homeassistant/components/vicare/fan.py
@@ -29,6 +29,7 @@ from homeassistant.util.percentage import (
 
 from .const import DEVICE_LIST, DOMAIN
 from .entity import ViCareEntity
+from .utils import get_device_serial
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -100,7 +101,7 @@ async def async_setup_entry(
 
     async_add_entities(
         [
-            ViCareFan(device.config, device.api)
+            ViCareFan(get_device_serial(device), device.config, device.api)
             for device in device_list
             if isinstance(device.api, PyViCareVentilationDevice)
         ]
@@ -125,11 +126,14 @@ class ViCareFan(ViCareEntity, FanEntity):
 
     def __init__(
         self,
+        device_serial: str | None,
         device_config: PyViCareDeviceConfig,
         device: PyViCareDevice,
     ) -> None:
         """Initialize the fan entity."""
-        super().__init__(self._attr_translation_key, device_config, device)
+        super().__init__(
+            self._attr_translation_key, device_serial, device_config, device
+        )
 
     def update(self) -> None:
         """Update state of fan."""
diff --git a/homeassistant/components/vicare/number.py b/homeassistant/components/vicare/number.py
index a7f679f7224..b80bc6174ce 100644
--- a/homeassistant/components/vicare/number.py
+++ b/homeassistant/components/vicare/number.py
@@ -33,7 +33,7 @@ from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from .const import DEVICE_LIST, DOMAIN
 from .entity import ViCareEntity
 from .types import HeatingProgram, ViCareDevice, ViCareRequiredKeysMixin
-from .utils import get_circuits, is_supported
+from .utils import get_circuits, get_device_serial, is_supported
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -279,6 +279,7 @@ def _build_entities(
         entities.extend(
             ViCareNumber(
                 description,
+                get_device_serial(device),
                 device.config,
                 device.api,
             )
@@ -289,6 +290,7 @@ def _build_entities(
         entities.extend(
             ViCareNumber(
                 description,
+                get_device_serial(device),
                 device.config,
                 device.api,
                 circuit,
@@ -324,12 +326,15 @@ class ViCareNumber(ViCareEntity, NumberEntity):
     def __init__(
         self,
         description: ViCareNumberEntityDescription,
+        device_serial: str | None,
         device_config: PyViCareDeviceConfig,
         device: PyViCareDevice,
         component: PyViCareHeatingDeviceComponent | None = None,
     ) -> None:
         """Initialize the number."""
-        super().__init__(description.key, device_config, device, component)
+        super().__init__(
+            description.key, device_serial, device_config, device, component
+        )
         self.entity_description = description
 
     @property
diff --git a/homeassistant/components/vicare/sensor.py b/homeassistant/components/vicare/sensor.py
index bdcb6dfa3aa..640a99550b3 100644
--- a/homeassistant/components/vicare/sensor.py
+++ b/homeassistant/components/vicare/sensor.py
@@ -51,7 +51,13 @@ from .const import (
 )
 from .entity import ViCareEntity
 from .types import ViCareDevice, ViCareRequiredKeysMixin
-from .utils import get_burners, get_circuits, get_compressors, is_supported
+from .utils import (
+    get_burners,
+    get_circuits,
+    get_compressors,
+    get_device_serial,
+    is_supported,
+)
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -868,6 +874,7 @@ def _build_entities(
         entities.extend(
             ViCareSensor(
                 description,
+                get_device_serial(device),
                 device.config,
                 device.api,
             )
@@ -883,6 +890,7 @@ def _build_entities(
             entities.extend(
                 ViCareSensor(
                     description,
+                    get_device_serial(device),
                     device.config,
                     device.api,
                     component,
@@ -920,12 +928,15 @@ class ViCareSensor(ViCareEntity, SensorEntity):
     def __init__(
         self,
         description: ViCareSensorEntityDescription,
+        device_serial: str | None,
         device_config: PyViCareDeviceConfig,
         device: PyViCareDevice,
         component: PyViCareHeatingDeviceComponent | None = None,
     ) -> None:
         """Initialize the sensor."""
-        super().__init__(description.key, device_config, device, component)
+        super().__init__(
+            description.key, device_serial, device_config, device, component
+        )
         self.entity_description = description
 
     @property
diff --git a/homeassistant/components/vicare/water_heater.py b/homeassistant/components/vicare/water_heater.py
index 621d2f2a09b..1c3e7008a52 100644
--- a/homeassistant/components/vicare/water_heater.py
+++ b/homeassistant/components/vicare/water_heater.py
@@ -28,7 +28,7 @@ from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from .const import DEVICE_LIST, DOMAIN
 from .entity import ViCareEntity
 from .types import ViCareDevice
-from .utils import get_circuits
+from .utils import get_circuits, get_device_serial
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -69,6 +69,7 @@ def _build_entities(
 
     return [
         ViCareWater(
+            get_device_serial(device),
             device.config,
             device.api,
             circuit,
@@ -108,12 +109,13 @@ class ViCareWater(ViCareEntity, WaterHeaterEntity):
 
     def __init__(
         self,
+        device_serial: str | None,
         device_config: PyViCareDeviceConfig,
         device: PyViCareDevice,
         circuit: PyViCareHeatingCircuit,
     ) -> None:
         """Initialize the DHW water_heater device."""
-        super().__init__(circuit.id, device_config, device)
+        super().__init__(circuit.id, device_serial, device_config, device)
         self._circuit = circuit
         self._attributes: dict[str, Any] = {}