diff --git a/homeassistant/components/nissan_leaf/__init__.py b/homeassistant/components/nissan_leaf/__init__.py
index 2cbec236261..865ae33b38c 100644
--- a/homeassistant/components/nissan_leaf/__init__.py
+++ b/homeassistant/components/nissan_leaf/__init__.py
@@ -17,14 +17,10 @@ from pycarwings2.responses import (
 import voluptuous as vol
 
 from homeassistant.const import CONF_PASSWORD, CONF_REGION, CONF_USERNAME, Platform
-from homeassistant.core import CALLBACK_TYPE, HomeAssistant, ServiceCall, callback
+from homeassistant.core import CALLBACK_TYPE, HomeAssistant, ServiceCall
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.discovery import load_platform
-from homeassistant.helpers.dispatcher import (
-    async_dispatcher_connect,
-    async_dispatcher_send,
-)
-from homeassistant.helpers.entity import Entity
+from homeassistant.helpers.dispatcher import async_dispatcher_send
 from homeassistant.helpers.event import async_track_point_in_utc_time
 from homeassistant.helpers.typing import ConfigType
 from homeassistant.util.dt import utcnow
@@ -52,6 +48,7 @@ from .const import (
     PYCARWINGS2_SLEEP,
     RESTRICTED_BATTERY,
     RESTRICTED_INTERVAL,
+    SIGNAL_UPDATE_LEAF,
 )
 
 _LOGGER = logging.getLogger(__name__)
@@ -90,7 +87,6 @@ CONFIG_SCHEMA = vol.Schema(
 
 PLATFORMS = [Platform.BINARY_SENSOR, Platform.BUTTON, Platform.SENSOR, Platform.SWITCH]
 
-SIGNAL_UPDATE_LEAF = "nissan_leaf_update"
 
 SERVICE_UPDATE_LEAF = "update"
 SERVICE_START_CHARGE_LEAF = "start_charge"
@@ -496,44 +492,3 @@ class LeafDataStore:
         self._remove_listener = async_track_point_in_utc_time(
             self.hass, self.async_update_data, update_at
         )
-
-
-class LeafEntity(Entity):
-    """Base class for Nissan Leaf entity."""
-
-    def __init__(self, car: LeafDataStore) -> None:
-        """Store LeafDataStore upon init."""
-        self.car = car
-
-    def log_registration(self) -> None:
-        """Log registration."""
-        _LOGGER.debug(
-            "Registered %s integration for VIN %s",
-            self.__class__.__name__,
-            self.car.leaf.vin,
-        )
-
-    @property
-    def extra_state_attributes(self) -> dict[str, Any]:
-        """Return default attributes for Nissan leaf entities."""
-        return {
-            "next_update": self.car.next_update,
-            "last_attempt": self.car.last_check,
-            "updated_on": self.car.last_battery_response,
-            "update_in_progress": self.car.request_in_progress,
-            "vin": self.car.leaf.vin,
-        }
-
-    async def async_added_to_hass(self) -> None:
-        """Register callbacks."""
-        self.log_registration()
-        self.async_on_remove(
-            async_dispatcher_connect(
-                self.car.hass, SIGNAL_UPDATE_LEAF, self._update_callback
-            )
-        )
-
-    @callback
-    def _update_callback(self) -> None:
-        """Update the state."""
-        self.async_schedule_update_ha_state(True)
diff --git a/homeassistant/components/nissan_leaf/binary_sensor.py b/homeassistant/components/nissan_leaf/binary_sensor.py
index 3b15fabe382..7938b314deb 100644
--- a/homeassistant/components/nissan_leaf/binary_sensor.py
+++ b/homeassistant/components/nissan_leaf/binary_sensor.py
@@ -12,8 +12,9 @@ from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
 
-from . import LeafDataStore, LeafEntity
+from . import LeafDataStore
 from .const import DATA_CHARGING, DATA_LEAF, DATA_PLUGGED_IN
+from .entity import LeafEntity
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/homeassistant/components/nissan_leaf/button.py b/homeassistant/components/nissan_leaf/button.py
index aa2bbbbca9b..6a5d051751b 100644
--- a/homeassistant/components/nissan_leaf/button.py
+++ b/homeassistant/components/nissan_leaf/button.py
@@ -9,7 +9,8 @@ from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
 
-from . import DATA_CHARGING, DATA_LEAF, LeafEntity
+from . import DATA_CHARGING, DATA_LEAF
+from .entity import LeafEntity
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/homeassistant/components/nissan_leaf/const.py b/homeassistant/components/nissan_leaf/const.py
index 299576b86a7..22842fbbc72 100644
--- a/homeassistant/components/nissan_leaf/const.py
+++ b/homeassistant/components/nissan_leaf/const.py
@@ -34,3 +34,5 @@ RESTRICTED_BATTERY: Final = 2
 MAX_RESPONSE_ATTEMPTS: Final = 3
 
 PYCARWINGS2_SLEEP: Final = 40
+
+SIGNAL_UPDATE_LEAF = "nissan_leaf_update"
diff --git a/homeassistant/components/nissan_leaf/entity.py b/homeassistant/components/nissan_leaf/entity.py
new file mode 100644
index 00000000000..73813c8931e
--- /dev/null
+++ b/homeassistant/components/nissan_leaf/entity.py
@@ -0,0 +1,56 @@
+"""Support for the Nissan Leaf Carwings/Nissan Connect API."""
+
+from __future__ import annotations
+
+import logging
+from typing import Any
+
+from homeassistant.core import callback
+from homeassistant.helpers.dispatcher import async_dispatcher_connect
+from homeassistant.helpers.entity import Entity
+
+from . import LeafDataStore
+from .const import SIGNAL_UPDATE_LEAF
+
+_LOGGER = logging.getLogger(__name__)
+
+
+class LeafEntity(Entity):
+    """Base class for Nissan Leaf entity."""
+
+    def __init__(self, car: LeafDataStore) -> None:
+        """Store LeafDataStore upon init."""
+        self.car = car
+
+    def log_registration(self) -> None:
+        """Log registration."""
+        _LOGGER.debug(
+            "Registered %s integration for VIN %s",
+            self.__class__.__name__,
+            self.car.leaf.vin,
+        )
+
+    @property
+    def extra_state_attributes(self) -> dict[str, Any]:
+        """Return default attributes for Nissan leaf entities."""
+        return {
+            "next_update": self.car.next_update,
+            "last_attempt": self.car.last_check,
+            "updated_on": self.car.last_battery_response,
+            "update_in_progress": self.car.request_in_progress,
+            "vin": self.car.leaf.vin,
+        }
+
+    async def async_added_to_hass(self) -> None:
+        """Register callbacks."""
+        self.log_registration()
+        self.async_on_remove(
+            async_dispatcher_connect(
+                self.car.hass, SIGNAL_UPDATE_LEAF, self._update_callback
+            )
+        )
+
+    @callback
+    def _update_callback(self) -> None:
+        """Update the state."""
+        self.async_schedule_update_ha_state(True)
diff --git a/homeassistant/components/nissan_leaf/sensor.py b/homeassistant/components/nissan_leaf/sensor.py
index bde1719e9b1..71dda39db1a 100644
--- a/homeassistant/components/nissan_leaf/sensor.py
+++ b/homeassistant/components/nissan_leaf/sensor.py
@@ -13,7 +13,7 @@ from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType, StateTyp
 from homeassistant.util.unit_conversion import DistanceConverter
 from homeassistant.util.unit_system import US_CUSTOMARY_SYSTEM
 
-from . import LeafDataStore, LeafEntity
+from . import LeafDataStore
 from .const import (
     DATA_BATTERY,
     DATA_CHARGING,
@@ -21,6 +21,7 @@ from .const import (
     DATA_RANGE_AC,
     DATA_RANGE_AC_OFF,
 )
+from .entity import LeafEntity
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/homeassistant/components/nissan_leaf/switch.py b/homeassistant/components/nissan_leaf/switch.py
index 39f875ff95f..82a84567fec 100644
--- a/homeassistant/components/nissan_leaf/switch.py
+++ b/homeassistant/components/nissan_leaf/switch.py
@@ -10,8 +10,9 @@ from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
 
-from . import LeafDataStore, LeafEntity
+from . import LeafDataStore
 from .const import DATA_CLIMATE, DATA_LEAF
+from .entity import LeafEntity
 
 _LOGGER = logging.getLogger(__name__)