diff --git a/homeassistant/components/smartthings/__init__.py b/homeassistant/components/smartthings/__init__.py
index 9bfa11d3293..bcc752ff173 100644
--- a/homeassistant/components/smartthings/__init__.py
+++ b/homeassistant/components/smartthings/__init__.py
@@ -11,7 +11,6 @@ import logging
 from aiohttp.client_exceptions import ClientConnectionError, ClientResponseError
 from pysmartapp.event import EVENT_TYPE_DEVICE
 from pysmartthings import Attribute, Capability, SmartThings
-from pysmartthings.device import DeviceEntity
 
 from homeassistant.config_entries import SOURCE_IMPORT, ConfigEntry
 from homeassistant.const import CONF_ACCESS_TOKEN, CONF_CLIENT_ID, CONF_CLIENT_SECRET
@@ -19,12 +18,7 @@ from homeassistant.core import HomeAssistant
 from homeassistant.exceptions import ConfigEntryNotReady
 from homeassistant.helpers import config_validation as cv
 from homeassistant.helpers.aiohttp_client import async_get_clientsession
-from homeassistant.helpers.device_registry import DeviceInfo
-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_time_interval
 from homeassistant.helpers.typing import ConfigType
 from homeassistant.loader import async_get_loaded_integration
@@ -433,42 +427,3 @@ class DeviceBroker:
             updated_devices.add(device.device_id)
 
         async_dispatcher_send(self._hass, SIGNAL_SMARTTHINGS_UPDATE, updated_devices)
-
-
-class SmartThingsEntity(Entity):
-    """Defines a SmartThings entity."""
-
-    _attr_should_poll = False
-
-    def __init__(self, device: DeviceEntity) -> None:
-        """Initialize the instance."""
-        self._device = device
-        self._dispatcher_remove = None
-        self._attr_name = device.label
-        self._attr_unique_id = device.device_id
-        self._attr_device_info = DeviceInfo(
-            configuration_url="https://account.smartthings.com",
-            identifiers={(DOMAIN, device.device_id)},
-            manufacturer=device.status.ocf_manufacturer_name,
-            model=device.status.ocf_model_number,
-            name=device.label,
-            hw_version=device.status.ocf_hardware_version,
-            sw_version=device.status.ocf_firmware_version,
-        )
-
-    async def async_added_to_hass(self):
-        """Device added to hass."""
-
-        async def async_update_state(devices):
-            """Update device state."""
-            if self._device.device_id in devices:
-                await self.async_update_ha_state(True)
-
-        self._dispatcher_remove = async_dispatcher_connect(
-            self.hass, SIGNAL_SMARTTHINGS_UPDATE, async_update_state
-        )
-
-    async def async_will_remove_from_hass(self) -> None:
-        """Disconnect the device when removed."""
-        if self._dispatcher_remove:
-            self._dispatcher_remove()
diff --git a/homeassistant/components/smartthings/binary_sensor.py b/homeassistant/components/smartthings/binary_sensor.py
index 4bb60217eee..611473b011d 100644
--- a/homeassistant/components/smartthings/binary_sensor.py
+++ b/homeassistant/components/smartthings/binary_sensor.py
@@ -15,8 +15,8 @@ from homeassistant.const import EntityCategory
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
-from . import SmartThingsEntity
 from .const import DATA_BROKERS, DOMAIN
+from .entity import SmartThingsEntity
 
 CAPABILITY_TO_ATTRIB = {
     Capability.acceleration_sensor: Attribute.acceleration,
diff --git a/homeassistant/components/smartthings/climate.py b/homeassistant/components/smartthings/climate.py
index 0598e549f24..073a1470c21 100644
--- a/homeassistant/components/smartthings/climate.py
+++ b/homeassistant/components/smartthings/climate.py
@@ -28,8 +28,8 @@ from homeassistant.const import ATTR_TEMPERATURE, UnitOfTemperature
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
-from . import SmartThingsEntity
 from .const import DATA_BROKERS, DOMAIN
+from .entity import SmartThingsEntity
 
 ATTR_OPERATION_STATE = "operation_state"
 MODE_TO_STATE = {
diff --git a/homeassistant/components/smartthings/cover.py b/homeassistant/components/smartthings/cover.py
index 276a68176b4..d0e2fc3f039 100644
--- a/homeassistant/components/smartthings/cover.py
+++ b/homeassistant/components/smartthings/cover.py
@@ -23,8 +23,8 @@ from homeassistant.const import ATTR_BATTERY_LEVEL
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
-from . import SmartThingsEntity
 from .const import DATA_BROKERS, DOMAIN
+from .entity import SmartThingsEntity
 
 VALUE_TO_STATE = {
     "closed": STATE_CLOSED,
diff --git a/homeassistant/components/smartthings/entity.py b/homeassistant/components/smartthings/entity.py
new file mode 100644
index 00000000000..cc63213d122
--- /dev/null
+++ b/homeassistant/components/smartthings/entity.py
@@ -0,0 +1,50 @@
+"""Support for SmartThings Cloud."""
+
+from __future__ import annotations
+
+from pysmartthings.device import DeviceEntity
+
+from homeassistant.helpers.device_registry import DeviceInfo
+from homeassistant.helpers.dispatcher import async_dispatcher_connect
+from homeassistant.helpers.entity import Entity
+
+from .const import DOMAIN, SIGNAL_SMARTTHINGS_UPDATE
+
+
+class SmartThingsEntity(Entity):
+    """Defines a SmartThings entity."""
+
+    _attr_should_poll = False
+
+    def __init__(self, device: DeviceEntity) -> None:
+        """Initialize the instance."""
+        self._device = device
+        self._dispatcher_remove = None
+        self._attr_name = device.label
+        self._attr_unique_id = device.device_id
+        self._attr_device_info = DeviceInfo(
+            configuration_url="https://account.smartthings.com",
+            identifiers={(DOMAIN, device.device_id)},
+            manufacturer=device.status.ocf_manufacturer_name,
+            model=device.status.ocf_model_number,
+            name=device.label,
+            hw_version=device.status.ocf_hardware_version,
+            sw_version=device.status.ocf_firmware_version,
+        )
+
+    async def async_added_to_hass(self):
+        """Device added to hass."""
+
+        async def async_update_state(devices):
+            """Update device state."""
+            if self._device.device_id in devices:
+                await self.async_update_ha_state(True)
+
+        self._dispatcher_remove = async_dispatcher_connect(
+            self.hass, SIGNAL_SMARTTHINGS_UPDATE, async_update_state
+        )
+
+    async def async_will_remove_from_hass(self) -> None:
+        """Disconnect the device when removed."""
+        if self._dispatcher_remove:
+            self._dispatcher_remove()
diff --git a/homeassistant/components/smartthings/fan.py b/homeassistant/components/smartthings/fan.py
index 840c04c2a10..131cccdd869 100644
--- a/homeassistant/components/smartthings/fan.py
+++ b/homeassistant/components/smartthings/fan.py
@@ -18,8 +18,8 @@ from homeassistant.util.percentage import (
 )
 from homeassistant.util.scaling import int_states_in_range
 
-from . import SmartThingsEntity
 from .const import DATA_BROKERS, DOMAIN
+from .entity import SmartThingsEntity
 
 SPEED_RANGE = (1, 3)  # off is not included
 
diff --git a/homeassistant/components/smartthings/light.py b/homeassistant/components/smartthings/light.py
index 24a44a99d94..fd4b87f0ee7 100644
--- a/homeassistant/components/smartthings/light.py
+++ b/homeassistant/components/smartthings/light.py
@@ -23,8 +23,8 @@ from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 import homeassistant.util.color as color_util
 
-from . import SmartThingsEntity
 from .const import DATA_BROKERS, DOMAIN
+from .entity import SmartThingsEntity
 
 
 async def async_setup_entry(
diff --git a/homeassistant/components/smartthings/lock.py b/homeassistant/components/smartthings/lock.py
index 0cd954e7542..a0ae9e50443 100644
--- a/homeassistant/components/smartthings/lock.py
+++ b/homeassistant/components/smartthings/lock.py
@@ -12,8 +12,8 @@ from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
-from . import SmartThingsEntity
 from .const import DATA_BROKERS, DOMAIN
+from .entity import SmartThingsEntity
 
 ST_STATE_LOCKED = "locked"
 ST_LOCK_ATTR_MAP = {
diff --git a/homeassistant/components/smartthings/sensor.py b/homeassistant/components/smartthings/sensor.py
index 2a61be3dc75..b73d3b43764 100644
--- a/homeassistant/components/smartthings/sensor.py
+++ b/homeassistant/components/smartthings/sensor.py
@@ -31,8 +31,8 @@ from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.util import dt as dt_util
 
-from . import SmartThingsEntity
 from .const import DATA_BROKERS, DOMAIN
+from .entity import SmartThingsEntity
 
 
 class Map(NamedTuple):
diff --git a/homeassistant/components/smartthings/switch.py b/homeassistant/components/smartthings/switch.py
index bd5f7bc0b68..5cfe4576d6a 100644
--- a/homeassistant/components/smartthings/switch.py
+++ b/homeassistant/components/smartthings/switch.py
@@ -12,8 +12,8 @@ from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
-from . import SmartThingsEntity
 from .const import DATA_BROKERS, DOMAIN
+from .entity import SmartThingsEntity
 
 
 async def async_setup_entry(