diff --git a/CODEOWNERS b/CODEOWNERS
index 799c81bfa81..698c91a1777 100644
--- a/CODEOWNERS
+++ b/CODEOWNERS
@@ -1105,6 +1105,8 @@ build.json @home-assistant/supervisor
 /homeassistant/components/tesla_wall_connector/ @einarhauks
 /tests/components/tesla_wall_connector/ @einarhauks
 /homeassistant/components/tfiac/ @fredrike @mellado
+/homeassistant/components/thermopro/ @bdraco
+/tests/components/thermopro/ @bdraco
 /homeassistant/components/thethingsnetwork/ @fabaff
 /homeassistant/components/threshold/ @fabaff
 /tests/components/threshold/ @fabaff
diff --git a/homeassistant/components/thermopro/__init__.py b/homeassistant/components/thermopro/__init__.py
new file mode 100644
index 00000000000..7093484648f
--- /dev/null
+++ b/homeassistant/components/thermopro/__init__.py
@@ -0,0 +1,49 @@
+"""The ThermoPro Bluetooth integration."""
+from __future__ import annotations
+
+import logging
+
+from thermopro_ble import ThermoProBluetoothDeviceData
+
+from homeassistant.components.bluetooth import BluetoothScanningMode
+from homeassistant.components.bluetooth.passive_update_processor import (
+    PassiveBluetoothProcessorCoordinator,
+)
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.const import Platform
+from homeassistant.core import HomeAssistant
+
+from .const import DOMAIN
+
+PLATFORMS: list[Platform] = [Platform.SENSOR]
+
+_LOGGER = logging.getLogger(__name__)
+
+
+async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
+    """Set up ThermoPro BLE device from a config entry."""
+    address = entry.unique_id
+    assert address is not None
+    data = ThermoProBluetoothDeviceData()
+    coordinator = hass.data.setdefault(DOMAIN, {})[
+        entry.entry_id
+    ] = PassiveBluetoothProcessorCoordinator(
+        hass,
+        _LOGGER,
+        address=address,
+        mode=BluetoothScanningMode.ACTIVE,
+        update_method=data.update,
+    )
+    await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
+    entry.async_on_unload(
+        coordinator.async_start()
+    )  # only start after all platforms have had a chance to subscribe
+    return True
+
+
+async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
+    """Unload a config entry."""
+    if unload_ok := await hass.config_entries.async_unload_platforms(entry, PLATFORMS):
+        hass.data[DOMAIN].pop(entry.entry_id)
+
+    return unload_ok
diff --git a/homeassistant/components/thermopro/config_flow.py b/homeassistant/components/thermopro/config_flow.py
new file mode 100644
index 00000000000..f7e03aff685
--- /dev/null
+++ b/homeassistant/components/thermopro/config_flow.py
@@ -0,0 +1,94 @@
+"""Config flow for thermopro ble integration."""
+from __future__ import annotations
+
+from typing import Any
+
+from thermopro_ble import ThermoProBluetoothDeviceData as DeviceData
+import voluptuous as vol
+
+from homeassistant.components.bluetooth import (
+    BluetoothServiceInfoBleak,
+    async_discovered_service_info,
+)
+from homeassistant.config_entries import ConfigFlow
+from homeassistant.const import CONF_ADDRESS
+from homeassistant.data_entry_flow import FlowResult
+
+from .const import DOMAIN
+
+
+class ThermoProConfigFlow(ConfigFlow, domain=DOMAIN):
+    """Handle a config flow for thermopro."""
+
+    VERSION = 1
+
+    def __init__(self) -> None:
+        """Initialize the config flow."""
+        self._discovery_info: BluetoothServiceInfoBleak | None = None
+        self._discovered_device: DeviceData | None = None
+        self._discovered_devices: dict[str, str] = {}
+
+    async def async_step_bluetooth(
+        self, discovery_info: BluetoothServiceInfoBleak
+    ) -> FlowResult:
+        """Handle the bluetooth discovery step."""
+        await self.async_set_unique_id(discovery_info.address)
+        self._abort_if_unique_id_configured()
+        device = DeviceData()
+        if not device.supported(discovery_info):
+            return self.async_abort(reason="not_supported")
+        self._discovery_info = discovery_info
+        self._discovered_device = device
+        return await self.async_step_bluetooth_confirm()
+
+    async def async_step_bluetooth_confirm(
+        self, user_input: dict[str, Any] | None = None
+    ) -> FlowResult:
+        """Confirm discovery."""
+        assert self._discovered_device is not None
+        device = self._discovered_device
+        assert self._discovery_info is not None
+        discovery_info = self._discovery_info
+        title = device.title or device.get_device_name() or discovery_info.name
+        if user_input is not None:
+            return self.async_create_entry(title=title, data={})
+
+        self._set_confirm_only()
+        placeholders = {"name": title}
+        self.context["title_placeholders"] = placeholders
+        return self.async_show_form(
+            step_id="bluetooth_confirm", description_placeholders=placeholders
+        )
+
+    async def async_step_user(
+        self, user_input: dict[str, Any] | None = None
+    ) -> FlowResult:
+        """Handle the user step to pick discovered device."""
+        if user_input is not None:
+            address = user_input[CONF_ADDRESS]
+            await self.async_set_unique_id(address, raise_on_progress=False)
+            self._abort_if_unique_id_configured()
+            return self.async_create_entry(
+                title=self._discovered_devices[address], data={}
+            )
+
+        current_addresses = self._async_current_ids()
+        for discovery_info in async_discovered_service_info(self.hass, False):
+            address = discovery_info.address
+            if address in current_addresses or address in self._discovered_devices:
+                continue
+            device = DeviceData()
+            if device.supported(discovery_info):
+                self._discovered_devices[address] = (
+                    device.title or device.get_device_name() or discovery_info.name
+                )
+
+        if not self._discovered_devices:
+            return self.async_abort(reason="no_devices_found")
+
+        return self.async_show_form(
+            step_id="user",
+            data_schema=vol.Schema(
+                {vol.Required(CONF_ADDRESS): vol.In(self._discovered_devices)}
+            ),
+        )
diff --git a/homeassistant/components/thermopro/const.py b/homeassistant/components/thermopro/const.py
new file mode 100644
index 00000000000..343729442cf
--- /dev/null
+++ b/homeassistant/components/thermopro/const.py
@@ -0,0 +1,3 @@
+"""Constants for the ThermoPro Bluetooth integration."""
+
+DOMAIN = "thermopro"
diff --git a/homeassistant/components/thermopro/manifest.json b/homeassistant/components/thermopro/manifest.json
new file mode 100644
index 00000000000..912a070ccf1
--- /dev/null
+++ b/homeassistant/components/thermopro/manifest.json
@@ -0,0 +1,11 @@
+{
+  "domain": "thermopro",
+  "name": "ThermoPro",
+  "config_flow": true,
+  "documentation": "https://www.home-assistant.io/integrations/thermopro",
+  "bluetooth": [{ "local_name": "TP35*", "connectable": false }],
+  "dependencies": ["bluetooth"],
+  "requirements": ["thermopro-ble==0.4.0"],
+  "codeowners": ["@bdraco"],
+  "iot_class": "local_push"
+}
diff --git a/homeassistant/components/thermopro/sensor.py b/homeassistant/components/thermopro/sensor.py
new file mode 100644
index 00000000000..505f620229c
--- /dev/null
+++ b/homeassistant/components/thermopro/sensor.py
@@ -0,0 +1,148 @@
+"""Support for thermopro ble sensors."""
+from __future__ import annotations
+
+from typing import Optional, Union
+
+from thermopro_ble import (
+    DeviceKey,
+    SensorDeviceClass as ThermoProSensorDeviceClass,
+    SensorDeviceInfo,
+    SensorUpdate,
+    Units,
+)
+
+from homeassistant import config_entries
+from homeassistant.components.bluetooth.passive_update_processor import (
+    PassiveBluetoothDataProcessor,
+    PassiveBluetoothDataUpdate,
+    PassiveBluetoothEntityKey,
+    PassiveBluetoothProcessorCoordinator,
+    PassiveBluetoothProcessorEntity,
+)
+from homeassistant.components.sensor import (
+    SensorDeviceClass,
+    SensorEntity,
+    SensorEntityDescription,
+    SensorStateClass,
+)
+from homeassistant.const import (
+    ATTR_MANUFACTURER,
+    ATTR_MODEL,
+    ATTR_NAME,
+    PERCENTAGE,
+    SIGNAL_STRENGTH_DECIBELS_MILLIWATT,
+    TEMP_CELSIUS,
+)
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers.entity import DeviceInfo
+from homeassistant.helpers.entity_platform import AddEntitiesCallback
+
+from .const import DOMAIN
+
+SENSOR_DESCRIPTIONS = {
+    (
+        ThermoProSensorDeviceClass.TEMPERATURE,
+        Units.TEMP_CELSIUS,
+    ): SensorEntityDescription(
+        key=f"{ThermoProSensorDeviceClass.TEMPERATURE}_{Units.TEMP_CELSIUS}",
+        device_class=SensorDeviceClass.TEMPERATURE,
+        native_unit_of_measurement=TEMP_CELSIUS,
+        state_class=SensorStateClass.MEASUREMENT,
+    ),
+    (ThermoProSensorDeviceClass.HUMIDITY, Units.PERCENTAGE): SensorEntityDescription(
+        key=f"{ThermoProSensorDeviceClass.HUMIDITY}_{Units.PERCENTAGE}",
+        device_class=SensorDeviceClass.HUMIDITY,
+        native_unit_of_measurement=PERCENTAGE,
+        state_class=SensorStateClass.MEASUREMENT,
+    ),
+    (
+        ThermoProSensorDeviceClass.SIGNAL_STRENGTH,
+        Units.SIGNAL_STRENGTH_DECIBELS_MILLIWATT,
+    ): SensorEntityDescription(
+        key=f"{ThermoProSensorDeviceClass.SIGNAL_STRENGTH}_{Units.SIGNAL_STRENGTH_DECIBELS_MILLIWATT}",
+        device_class=SensorDeviceClass.SIGNAL_STRENGTH,
+        native_unit_of_measurement=SIGNAL_STRENGTH_DECIBELS_MILLIWATT,
+        state_class=SensorStateClass.MEASUREMENT,
+        entity_registry_enabled_default=False,
+    ),
+}
+
+
+def _device_key_to_bluetooth_entity_key(
+    device_key: DeviceKey,
+) -> PassiveBluetoothEntityKey:
+    """Convert a device key to an entity key."""
+    return PassiveBluetoothEntityKey(device_key.key, device_key.device_id)
+
+
+def _sensor_device_info_to_hass(
+    sensor_device_info: SensorDeviceInfo,
+) -> DeviceInfo:
+    """Convert a sensor device info to a sensor device info."""
+    hass_device_info = DeviceInfo({})
+    if sensor_device_info.name is not None:
+        hass_device_info[ATTR_NAME] = sensor_device_info.name
+    if sensor_device_info.manufacturer is not None:
+        hass_device_info[ATTR_MANUFACTURER] = sensor_device_info.manufacturer
+    if sensor_device_info.model is not None:
+        hass_device_info[ATTR_MODEL] = sensor_device_info.model
+    return hass_device_info
+
+
+def sensor_update_to_bluetooth_data_update(
+    sensor_update: SensorUpdate,
+) -> PassiveBluetoothDataUpdate:
+    """Convert a sensor update to a bluetooth data update."""
+    return PassiveBluetoothDataUpdate(
+        devices={
+            device_id: _sensor_device_info_to_hass(device_info)
+            for device_id, device_info in sensor_update.devices.items()
+        },
+        entity_descriptions={
+            _device_key_to_bluetooth_entity_key(device_key): SENSOR_DESCRIPTIONS[
+                (description.device_class, description.native_unit_of_measurement)
+            ]
+            for device_key, description in sensor_update.entity_descriptions.items()
+            if description.device_class and description.native_unit_of_measurement
+        },
+        entity_data={
+            _device_key_to_bluetooth_entity_key(device_key): sensor_values.native_value
+            for device_key, sensor_values in sensor_update.entity_values.items()
+        },
+        entity_names={
+            _device_key_to_bluetooth_entity_key(device_key): sensor_values.name
+            for device_key, sensor_values in sensor_update.entity_values.items()
+        },
+    )
+
+
+async def async_setup_entry(
+    hass: HomeAssistant,
+    entry: config_entries.ConfigEntry,
+    async_add_entities: AddEntitiesCallback,
+) -> None:
+    """Set up the ThermoPro BLE sensors."""
+    coordinator: PassiveBluetoothProcessorCoordinator = hass.data[DOMAIN][
+        entry.entry_id
+    ]
+    processor = PassiveBluetoothDataProcessor(sensor_update_to_bluetooth_data_update)
+    entry.async_on_unload(
+        processor.async_add_entities_listener(
+            ThermoProBluetoothSensorEntity, async_add_entities
+        )
+    )
+    entry.async_on_unload(coordinator.async_register_processor(processor))
+
+
+class ThermoProBluetoothSensorEntity(
+    PassiveBluetoothProcessorEntity[
+        PassiveBluetoothDataProcessor[Optional[Union[float, int]]]
+    ],
+    SensorEntity,
+):
+    """Representation of a thermopro ble sensor."""
+
+    @property
+    def native_value(self) -> int | float | None:
+        """Return the native value."""
+        return self.processor.entity_data.get(self.entity_key)
diff --git a/homeassistant/components/thermopro/strings.json b/homeassistant/components/thermopro/strings.json
new file mode 100644
index 00000000000..7111626cca1
--- /dev/null
+++ b/homeassistant/components/thermopro/strings.json
@@ -0,0 +1,21 @@
+{
+  "config": {
+    "flow_title": "[%key:component::bluetooth::config::flow_title%]",
+    "step": {
+      "user": {
+        "description": "[%key:component::bluetooth::config::step::user::description%]",
+        "data": {
+          "address": "[%key:component::bluetooth::config::step::user::data::address%]"
+        }
+      },
+      "bluetooth_confirm": {
+        "description": "[%key:component::bluetooth::config::step::bluetooth_confirm::description%]"
+      }
+    },
+    "abort": {
+      "no_devices_found": "[%key:common::config_flow::abort::no_devices_found%]",
+      "already_in_progress": "[%key:common::config_flow::abort::already_in_progress%]",
+      "already_configured": "[%key:common::config_flow::abort::already_configured_device%]"
+    }
+  }
+}
diff --git a/homeassistant/components/thermopro/translations/en.json b/homeassistant/components/thermopro/translations/en.json
new file mode 100644
index 00000000000..d24df64f135
--- /dev/null
+++ b/homeassistant/components/thermopro/translations/en.json
@@ -0,0 +1,21 @@
+{
+    "config": {
+        "abort": {
+            "already_configured": "Device is already configured",
+            "already_in_progress": "Configuration flow is already in progress",
+            "no_devices_found": "No devices found on the network"
+        },
+        "flow_title": "{name}",
+        "step": {
+            "bluetooth_confirm": {
+                "description": "Do you want to setup {name}?"
+            },
+            "user": {
+                "data": {
+                    "address": "Device"
+                },
+                "description": "Choose a device to setup"
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/homeassistant/generated/bluetooth.py b/homeassistant/generated/bluetooth.py
index f33f26c366a..7ceb13bce9f 100644
--- a/homeassistant/generated/bluetooth.py
+++ b/homeassistant/generated/bluetooth.py
@@ -143,6 +143,11 @@ BLUETOOTH: list[dict[str, bool | str | int | list[int]]] = [
         "service_uuid": "cba20d00-224d-11e6-9fb8-0002a5d5c51b",
         "connectable": False
     },
+    {
+        "domain": "thermopro",
+        "local_name": "TP35*",
+        "connectable": False
+    },
     {
         "domain": "xiaomi_ble",
         "connectable": False,
diff --git a/homeassistant/generated/config_flows.py b/homeassistant/generated/config_flows.py
index 59070af31c7..237090420c1 100644
--- a/homeassistant/generated/config_flows.py
+++ b/homeassistant/generated/config_flows.py
@@ -377,6 +377,7 @@ FLOWS = {
         "tautulli",
         "tellduslive",
         "tesla_wall_connector",
+        "thermopro",
         "tibber",
         "tile",
         "tolo",
diff --git a/requirements_all.txt b/requirements_all.txt
index 2d3404483ef..01edbe8d47a 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2338,6 +2338,9 @@ tesla-wall-connector==1.0.1
 # homeassistant.components.tensorflow
 # tf-models-official==2.5.0
 
+# homeassistant.components.thermopro
+thermopro-ble==0.4.0
+
 # homeassistant.components.thermoworks_smoke
 thermoworks_smoke==0.1.8
 
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index dc284136d8f..cc4030baf39 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1587,6 +1587,9 @@ tesla-powerwall==0.3.18
 # homeassistant.components.tesla_wall_connector
 tesla-wall-connector==1.0.1
 
+# homeassistant.components.thermopro
+thermopro-ble==0.4.0
+
 # homeassistant.components.todoist
 todoist-python==8.0.0
 
diff --git a/tests/components/thermopro/__init__.py b/tests/components/thermopro/__init__.py
new file mode 100644
index 00000000000..a7dd5fcf9c5
--- /dev/null
+++ b/tests/components/thermopro/__init__.py
@@ -0,0 +1,25 @@
+"""Tests for the ThermoPro integration."""
+
+
+from homeassistant.helpers.service_info.bluetooth import BluetoothServiceInfo
+
+NOT_THERMOPRO_SERVICE_INFO = BluetoothServiceInfo(
+    name="Not it",
+    address="61DE521B-F0BF-9F44-64D4-75BBE1738105",
+    rssi=-63,
+    manufacturer_data={3234: b"\x00\x01"},
+    service_data={},
+    service_uuids=[],
+    source="local",
+)
+
+
+TP357_SERVICE_INFO = BluetoothServiceInfo(
+    name="TP357 (2142)",
+    manufacturer_data={61890: b"\x00\x1d\x02,"},
+    service_uuids=[],
+    address="4125DDBA-2774-4851-9889-6AADDD4CAC3D",
+    rssi=-60,
+    service_data={},
+    source="local",
+)
diff --git a/tests/components/thermopro/conftest.py b/tests/components/thermopro/conftest.py
new file mode 100644
index 00000000000..1a4c59ff609
--- /dev/null
+++ b/tests/components/thermopro/conftest.py
@@ -0,0 +1,8 @@
+"""ThermoPro session fixtures."""
+
+import pytest
+
+
+@pytest.fixture(autouse=True)
+def mock_bluetooth(enable_bluetooth):
+    """Auto mock bluetooth."""
diff --git a/tests/components/thermopro/test_config_flow.py b/tests/components/thermopro/test_config_flow.py
new file mode 100644
index 00000000000..681f059ecb3
--- /dev/null
+++ b/tests/components/thermopro/test_config_flow.py
@@ -0,0 +1,200 @@
+"""Test the ThermoPro config flow."""
+
+from unittest.mock import patch
+
+from homeassistant import config_entries
+from homeassistant.components.thermopro.const import DOMAIN
+from homeassistant.data_entry_flow import FlowResultType
+
+from . import NOT_THERMOPRO_SERVICE_INFO, TP357_SERVICE_INFO
+
+from tests.common import MockConfigEntry
+
+
+async def test_async_step_bluetooth_valid_device(hass):
+    """Test discovery via bluetooth with a valid device."""
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN,
+        context={"source": config_entries.SOURCE_BLUETOOTH},
+        data=TP357_SERVICE_INFO,
+    )
+    assert result["type"] == FlowResultType.FORM
+    assert result["step_id"] == "bluetooth_confirm"
+    with patch(
+        "homeassistant.components.thermopro.async_setup_entry", return_value=True
+    ):
+        result2 = await hass.config_entries.flow.async_configure(
+            result["flow_id"], user_input={}
+        )
+    assert result2["type"] == FlowResultType.CREATE_ENTRY
+    assert result2["title"] == "TP357 (2142) AC3D"
+    assert result2["data"] == {}
+    assert result2["result"].unique_id == "4125DDBA-2774-4851-9889-6AADDD4CAC3D"
+
+
+async def test_async_step_bluetooth_not_thermopro(hass):
+    """Test discovery via bluetooth not thermopro."""
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN,
+        context={"source": config_entries.SOURCE_BLUETOOTH},
+        data=NOT_THERMOPRO_SERVICE_INFO,
+    )
+    assert result["type"] == FlowResultType.ABORT
+    assert result["reason"] == "not_supported"
+
+
+async def test_async_step_user_no_devices_found(hass):
+    """Test setup from service info cache with no devices found."""
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN,
+        context={"source": config_entries.SOURCE_USER},
+    )
+    assert result["type"] == FlowResultType.ABORT
+    assert result["reason"] == "no_devices_found"
+
+
+async def test_async_step_user_with_found_devices(hass):
+    """Test setup from service info cache with devices found."""
+    with patch(
+        "homeassistant.components.thermopro.config_flow.async_discovered_service_info",
+        return_value=[TP357_SERVICE_INFO],
+    ):
+        result = await hass.config_entries.flow.async_init(
+            DOMAIN,
+            context={"source": config_entries.SOURCE_USER},
+        )
+    assert result["type"] == FlowResultType.FORM
+    assert result["step_id"] == "user"
+    with patch(
+        "homeassistant.components.thermopro.async_setup_entry", return_value=True
+    ):
+        result2 = await hass.config_entries.flow.async_configure(
+            result["flow_id"],
+            user_input={"address": "4125DDBA-2774-4851-9889-6AADDD4CAC3D"},
+        )
+    assert result2["type"] == FlowResultType.CREATE_ENTRY
+    assert result2["title"] == "TP357 (2142) AC3D"
+    assert result2["data"] == {}
+    assert result2["result"].unique_id == "4125DDBA-2774-4851-9889-6AADDD4CAC3D"
+
+
+async def test_async_step_user_device_added_between_steps(hass):
+    """Test the device gets added via another flow between steps."""
+    with patch(
+        "homeassistant.components.thermopro.config_flow.async_discovered_service_info",
+        return_value=[TP357_SERVICE_INFO],
+    ):
+        result = await hass.config_entries.flow.async_init(
+            DOMAIN,
+            context={"source": config_entries.SOURCE_USER},
+        )
+    assert result["type"] == FlowResultType.FORM
+    assert result["step_id"] == "user"
+
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        unique_id="4125DDBA-2774-4851-9889-6AADDD4CAC3D",
+    )
+    entry.add_to_hass(hass)
+
+    with patch(
+        "homeassistant.components.thermopro.async_setup_entry", return_value=True
+    ):
+        result2 = await hass.config_entries.flow.async_configure(
+            result["flow_id"],
+            user_input={"address": "4125DDBA-2774-4851-9889-6AADDD4CAC3D"},
+        )
+    assert result2["type"] == FlowResultType.ABORT
+    assert result2["reason"] == "already_configured"
+
+
+async def test_async_step_user_with_found_devices_already_setup(hass):
+    """Test setup from service info cache with devices found."""
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        unique_id="4125DDBA-2774-4851-9889-6AADDD4CAC3D",
+    )
+    entry.add_to_hass(hass)
+
+    with patch(
+        "homeassistant.components.thermopro.config_flow.async_discovered_service_info",
+        return_value=[TP357_SERVICE_INFO],
+    ):
+        result = await hass.config_entries.flow.async_init(
+            DOMAIN,
+            context={"source": config_entries.SOURCE_USER},
+        )
+    assert result["type"] == FlowResultType.ABORT
+    assert result["reason"] == "no_devices_found"
+
+
+async def test_async_step_bluetooth_devices_already_setup(hass):
+    """Test we can't start a flow if there is already a config entry."""
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        unique_id="4125DDBA-2774-4851-9889-6AADDD4CAC3D",
+    )
+    entry.add_to_hass(hass)
+
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN,
+        context={"source": config_entries.SOURCE_BLUETOOTH},
+        data=TP357_SERVICE_INFO,
+    )
+    assert result["type"] == FlowResultType.ABORT
+    assert result["reason"] == "already_configured"
+
+
+async def test_async_step_bluetooth_already_in_progress(hass):
+    """Test we can't start a flow for the same device twice."""
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN,
+        context={"source": config_entries.SOURCE_BLUETOOTH},
+        data=TP357_SERVICE_INFO,
+    )
+    assert result["type"] == FlowResultType.FORM
+    assert result["step_id"] == "bluetooth_confirm"
+
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN,
+        context={"source": config_entries.SOURCE_BLUETOOTH},
+        data=TP357_SERVICE_INFO,
+    )
+    assert result["type"] == FlowResultType.ABORT
+    assert result["reason"] == "already_in_progress"
+
+
+async def test_async_step_user_takes_precedence_over_discovery(hass):
+    """Test manual setup takes precedence over discovery."""
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN,
+        context={"source": config_entries.SOURCE_BLUETOOTH},
+        data=TP357_SERVICE_INFO,
+    )
+    assert result["type"] == FlowResultType.FORM
+    assert result["step_id"] == "bluetooth_confirm"
+
+    with patch(
+        "homeassistant.components.thermopro.config_flow.async_discovered_service_info",
+        return_value=[TP357_SERVICE_INFO],
+    ):
+        result = await hass.config_entries.flow.async_init(
+            DOMAIN,
+            context={"source": config_entries.SOURCE_USER},
+        )
+        assert result["type"] == FlowResultType.FORM
+
+    with patch(
+        "homeassistant.components.thermopro.async_setup_entry", return_value=True
+    ):
+        result2 = await hass.config_entries.flow.async_configure(
+            result["flow_id"],
+            user_input={"address": "4125DDBA-2774-4851-9889-6AADDD4CAC3D"},
+        )
+    assert result2["type"] == FlowResultType.CREATE_ENTRY
+    assert result2["title"] == "TP357 (2142) AC3D"
+    assert result2["data"] == {}
+    assert result2["result"].unique_id == "4125DDBA-2774-4851-9889-6AADDD4CAC3D"
+
+    # Verify the original one was aborted
+    assert not hass.config_entries.flow.async_progress(DOMAIN)
diff --git a/tests/components/thermopro/test_sensor.py b/tests/components/thermopro/test_sensor.py
new file mode 100644
index 00000000000..908101faf56
--- /dev/null
+++ b/tests/components/thermopro/test_sensor.py
@@ -0,0 +1,50 @@
+"""Test the ThermoPro config flow."""
+
+from unittest.mock import patch
+
+from homeassistant.components.bluetooth import BluetoothChange
+from homeassistant.components.sensor import ATTR_STATE_CLASS
+from homeassistant.components.thermopro.const import DOMAIN
+from homeassistant.const import ATTR_FRIENDLY_NAME, ATTR_UNIT_OF_MEASUREMENT
+
+from . import TP357_SERVICE_INFO
+
+from tests.common import MockConfigEntry
+
+
+async def test_sensors(hass):
+    """Test setting up creates the sensors."""
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        unique_id="61DE521B-F0BF-9F44-64D4-75BBE1738105",
+    )
+    entry.add_to_hass(hass)
+
+    saved_callback = None
+
+    def _async_register_callback(_hass, _callback, _matcher, _mode):
+        nonlocal saved_callback
+        saved_callback = _callback
+        return lambda: None
+
+    with patch(
+        "homeassistant.components.bluetooth.update_coordinator.async_register_callback",
+        _async_register_callback,
+    ):
+        assert await hass.config_entries.async_setup(entry.entry_id)
+        await hass.async_block_till_done()
+
+    assert len(hass.states.async_all()) == 0
+    saved_callback(TP357_SERVICE_INFO, BluetoothChange.ADVERTISEMENT)
+    await hass.async_block_till_done()
+    assert len(hass.states.async_all()) == 2
+
+    temp_sensor = hass.states.get("sensor.tp357_2142_temperature")
+    temp_sensor_attribtes = temp_sensor.attributes
+    assert temp_sensor.state == "24.1"
+    assert temp_sensor_attribtes[ATTR_FRIENDLY_NAME] == "TP357 (2142) Temperature"
+    assert temp_sensor_attribtes[ATTR_UNIT_OF_MEASUREMENT] == "°C"
+    assert temp_sensor_attribtes[ATTR_STATE_CLASS] == "measurement"
+
+    assert await hass.config_entries.async_unload(entry.entry_id)
+    await hass.async_block_till_done()