diff --git a/homeassistant/components/switch/__init__.py b/homeassistant/components/switch/__init__.py
index 9838d9501f7257f49791ef63bad7f1c480a19d71..61ee2908009a47dd5f772237e6228a6606049aae 100644
--- a/homeassistant/components/switch/__init__.py
+++ b/homeassistant/components/switch/__init__.py
@@ -4,7 +4,6 @@ from __future__ import annotations
 
 from datetime import timedelta
 from enum import StrEnum
-from functools import partial
 import logging
 
 from propcache import cached_property
@@ -19,12 +18,6 @@ from homeassistant.const import (
 )
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import config_validation as cv
-from homeassistant.helpers.deprecation import (
-    DeprecatedConstantEnum,
-    all_with_deprecated_constants,
-    check_if_deprecated_constant,
-    dir_with_deprecated_constants,
-)
 from homeassistant.helpers.entity import ToggleEntity, ToggleEntityDescription
 from homeassistant.helpers.entity_component import EntityComponent
 from homeassistant.helpers.typing import ConfigType
@@ -52,16 +45,8 @@ class SwitchDeviceClass(StrEnum):
 
 
 DEVICE_CLASSES_SCHEMA = vol.All(vol.Lower, vol.Coerce(SwitchDeviceClass))
-
-# DEVICE_CLASS* below are deprecated as of 2021.12
-# use the SwitchDeviceClass enum instead.
 DEVICE_CLASSES = [cls.value for cls in SwitchDeviceClass]
-_DEPRECATED_DEVICE_CLASS_OUTLET = DeprecatedConstantEnum(
-    SwitchDeviceClass.OUTLET, "2025.1"
-)
-_DEPRECATED_DEVICE_CLASS_SWITCH = DeprecatedConstantEnum(
-    SwitchDeviceClass.SWITCH, "2025.1"
-)
+
 
 # mypy: disallow-any-generics
 
@@ -124,11 +109,3 @@ class SwitchEntity(ToggleEntity, cached_properties=CACHED_PROPERTIES_WITH_ATTR_)
         if hasattr(self, "entity_description"):
             return self.entity_description.device_class
         return None
-
-
-# These can be removed if no deprecated constant are in this module anymore
-__getattr__ = partial(check_if_deprecated_constant, module_globals=globals())
-__dir__ = partial(
-    dir_with_deprecated_constants, module_globals_keys=[*globals().keys()]
-)
-__all__ = all_with_deprecated_constants(globals())
diff --git a/tests/components/switch/test_init.py b/tests/components/switch/test_init.py
index 989b10c11d605aa08d8510e830c9a3191c67a017..f52c455dabdd6a443fa911ac9afaebb12b133905 100644
--- a/tests/components/switch/test_init.py
+++ b/tests/components/switch/test_init.py
@@ -11,12 +11,7 @@ from homeassistant.setup import async_setup_component
 from . import common
 from .common import MockSwitch
 
-from tests.common import (
-    MockUser,
-    help_test_all,
-    import_and_test_deprecated_constant_enum,
-    setup_test_component_platform,
-)
+from tests.common import MockUser, setup_test_component_platform
 
 
 @pytest.fixture(autouse=True)
@@ -87,19 +82,3 @@ async def test_switch_context(
     assert state2 is not None
     assert state.state != state2.state
     assert state2.context.user_id == hass_admin_user.id
-
-
-def test_all() -> None:
-    """Test module.__all__ is correctly set."""
-    help_test_all(switch)
-
-
-@pytest.mark.parametrize(("enum"), list(switch.SwitchDeviceClass))
-def test_deprecated_constants(
-    caplog: pytest.LogCaptureFixture,
-    enum: switch.SwitchDeviceClass,
-) -> None:
-    """Test deprecated constants."""
-    import_and_test_deprecated_constant_enum(
-        caplog, switch, enum, "DEVICE_CLASS_", "2025.1"
-    )