diff --git a/tests/components/homeassistant_hardware/test_util.py b/tests/components/homeassistant_hardware/test_util.py
index 5d824bfbbca..cdb506abf1e 100644
--- a/tests/components/homeassistant_hardware/test_util.py
+++ b/tests/components/homeassistant_hardware/test_util.py
@@ -1,17 +1,13 @@
 """Test hardware utilities."""
 
-import sys
 from unittest.mock import AsyncMock, patch
 
-import pytest
-
 from homeassistant.components.hassio import AddonError, AddonInfo, AddonState
 from homeassistant.components.homeassistant_hardware.util import (
     ApplicationType,
     FirmwareInfo,
     OwningAddon,
     OwningIntegration,
-    get_zha_firmware_info,
     guess_firmware_info,
 )
 from homeassistant.config_entries import ConfigEntryState
@@ -108,11 +104,11 @@ async def test_guess_firmware_info_integrations(hass: HomeAssistant) -> None:
 
     with (
         patch(
-            "homeassistant.components.homeassistant_hardware.util.get_zha_firmware_info",
+            "homeassistant.components.zha.homeassistant_hardware.get_firmware_info",
             return_value=zha_firmware_info,
         ),
         patch(
-            "homeassistant.components.homeassistant_hardware.util.get_otbr_firmware_info",
+            "homeassistant.components.otbr.homeassistant_hardware.get_firmware_info",
             side_effect=lambda _, config_entry: {
                 otbr1: otbr_firmware_info1,
                 otbr2: otbr_firmware_info2,
@@ -238,97 +234,3 @@ async def test_firmware_info(hass: HomeAssistant) -> None:
     )
 
     assert (await firmware_info2.is_running(hass)) is False
-
-
-async def test_get_zha_firmware_info_normal(hass: HomeAssistant) -> None:
-    """Test `get_zha_firmware_info`."""
-
-    zha = MockConfigEntry(
-        domain="zha",
-        unique_id="some_unique_id",
-        data={
-            "device": {
-                "path": "/dev/ttyUSB1",
-                "baudrate": 115200,
-                "flow_control": None,
-            },
-            "radio_type": "ezsp",
-        },
-        version=4,
-    )
-    zha.add_to_hass(hass)
-    zha.mock_state(hass, ConfigEntryState.LOADED)
-
-    # With ZHA running
-    with patch(
-        "homeassistant.components.zha.helpers.get_zha_gateway"
-    ) as mock_get_zha_gateway:
-        mock_get_zha_gateway.return_value.state.node_info.version = "1.2.3.4"
-        fw_info_running = await get_zha_firmware_info(hass, zha)
-
-    assert fw_info_running == FirmwareInfo(
-        device="/dev/ttyUSB1",
-        firmware_type=ApplicationType.EZSP,
-        firmware_version="1.2.3.4",
-        source="zha",
-        owners=[OwningIntegration(config_entry_id=zha.entry_id)],
-    )
-    assert await fw_info_running.is_running(hass) is True
-
-    # With ZHA not running
-    zha.mock_state(hass, ConfigEntryState.NOT_LOADED)
-    fw_info_not_running = await get_zha_firmware_info(hass, zha)
-
-    assert fw_info_not_running == FirmwareInfo(
-        device="/dev/ttyUSB1",
-        firmware_type=ApplicationType.EZSP,
-        firmware_version=None,
-        source="zha",
-        owners=[OwningIntegration(config_entry_id=zha.entry_id)],
-    )
-    assert await fw_info_not_running.is_running(hass) is False
-
-
-@pytest.mark.parametrize(
-    "data",
-    [
-        # Missing data
-        {},
-        # Bad radio type
-        {"device": {"path": "/dev/ttyUSB1"}, "radio_type": "znp"},
-    ],
-)
-async def test_get_zha_firmware_info_errors(
-    hass: HomeAssistant, data: dict[str, str | int | None]
-) -> None:
-    """Test `get_zha_firmware_info` with config entry data format errors."""
-    zha = MockConfigEntry(
-        domain="zha",
-        unique_id="some_unique_id",
-        data=data,
-        version=4,
-    )
-    zha.add_to_hass(hass)
-
-    assert (await get_zha_firmware_info(hass, zha)) is None
-
-
-async def test_get_zha_firmware_info_stale(hass: HomeAssistant) -> None:
-    """Test `get_zha_firmware_info` with a stale config entry."""
-    zha = MockConfigEntry(
-        domain="zha",
-        unique_id="some_unique_id",
-        data={
-            "device": {
-                "path": "/dev/ttyUSB1",
-                "baudrate": 115200,
-                "flow_control": None,
-            },
-            "radio_type": "ezsp",
-        },
-        version=4,
-    )
-    zha.add_to_hass(hass)
-
-    with patch.dict(sys.modules, {"homeassistant.components.zha.helpers": None}):
-        assert (await get_zha_firmware_info(hass, zha)) is None
diff --git a/tests/components/zha/test_homeassistant_hardware.py b/tests/components/zha/test_homeassistant_hardware.py
new file mode 100644
index 00000000000..86bb741b538
--- /dev/null
+++ b/tests/components/zha/test_homeassistant_hardware.py
@@ -0,0 +1,89 @@
+"""Test Home Assistant Hardware platform for ZHA."""
+
+from unittest.mock import patch
+
+import pytest
+
+from homeassistant.components.homeassistant_hardware.util import (
+    ApplicationType,
+    FirmwareInfo,
+    OwningIntegration,
+)
+from homeassistant.components.zha.homeassistant_hardware import get_firmware_info
+from homeassistant.config_entries import ConfigEntryState
+from homeassistant.core import HomeAssistant
+
+from tests.common import MockConfigEntry
+
+
+async def test_get_firmware_info_normal(hass: HomeAssistant) -> None:
+    """Test `get_firmware_info`."""
+
+    zha = MockConfigEntry(
+        domain="zha",
+        unique_id="some_unique_id",
+        data={
+            "device": {
+                "path": "/dev/ttyUSB1",
+                "baudrate": 115200,
+                "flow_control": None,
+            },
+            "radio_type": "ezsp",
+        },
+        version=4,
+    )
+    zha.add_to_hass(hass)
+    zha.mock_state(hass, ConfigEntryState.LOADED)
+
+    # With ZHA running
+    with patch(
+        "homeassistant.components.zha.homeassistant_hardware.get_zha_gateway"
+    ) as mock_get_zha_gateway:
+        mock_get_zha_gateway.return_value.state.node_info.version = "1.2.3.4"
+        fw_info_running = await get_firmware_info(hass, zha)
+
+    assert fw_info_running == FirmwareInfo(
+        device="/dev/ttyUSB1",
+        firmware_type=ApplicationType.EZSP,
+        firmware_version="1.2.3.4",
+        source="zha",
+        owners=[OwningIntegration(config_entry_id=zha.entry_id)],
+    )
+    assert await fw_info_running.is_running(hass) is True
+
+    # With ZHA not running
+    zha.mock_state(hass, ConfigEntryState.NOT_LOADED)
+    fw_info_not_running = await get_firmware_info(hass, zha)
+
+    assert fw_info_not_running == FirmwareInfo(
+        device="/dev/ttyUSB1",
+        firmware_type=ApplicationType.EZSP,
+        firmware_version=None,
+        source="zha",
+        owners=[OwningIntegration(config_entry_id=zha.entry_id)],
+    )
+    assert await fw_info_not_running.is_running(hass) is False
+
+
+@pytest.mark.parametrize(
+    "data",
+    [
+        # Missing data
+        {},
+        # Bad radio type
+        {"device": {"path": "/dev/ttyUSB1"}, "radio_type": "znp"},
+    ],
+)
+async def test_get_firmware_info_errors(
+    hass: HomeAssistant, data: dict[str, str | int | None]
+) -> None:
+    """Test `get_firmware_info` with config entry data format errors."""
+    zha = MockConfigEntry(
+        domain="zha",
+        unique_id="some_unique_id",
+        data=data,
+        version=4,
+    )
+    zha.add_to_hass(hass)
+
+    assert (await get_firmware_info(hass, zha)) is None