diff --git a/CODEOWNERS b/CODEOWNERS
index e7f20d27e18..3d7a53749cb 100644
--- a/CODEOWNERS
+++ b/CODEOWNERS
@@ -544,6 +544,7 @@ homeassistant/components/vlc_telnet/* @rodripf @dmcc
 homeassistant/components/volkszaehler/* @fabaff
 homeassistant/components/volumio/* @OnFreund
 homeassistant/components/wake_on_lan/* @ntilley905
+homeassistant/components/wallbox/* @hesselonline
 homeassistant/components/waqi/* @andrey-git
 homeassistant/components/watson_tts/* @rutkai
 homeassistant/components/weather/* @fabaff
diff --git a/homeassistant/components/wallbox/__init__.py b/homeassistant/components/wallbox/__init__.py
new file mode 100644
index 00000000000..97b2ea12f35
--- /dev/null
+++ b/homeassistant/components/wallbox/__init__.py
@@ -0,0 +1,147 @@
+"""The Wallbox integration."""
+import asyncio
+from datetime import timedelta
+import logging
+
+import requests
+from wallbox import Wallbox
+
+from homeassistant import exceptions
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.const import CONF_PASSWORD, CONF_USERNAME
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers.update_coordinator import DataUpdateCoordinator
+
+from .const import CONF_CONNECTIONS, CONF_ROUND, CONF_SENSOR_TYPES, CONF_STATION, DOMAIN
+
+_LOGGER = logging.getLogger(__name__)
+
+PLATFORMS = ["sensor"]
+UPDATE_INTERVAL = 30
+
+
+class WallboxHub:
+    """Wallbox Hub class."""
+
+    def __init__(self, station, username, password, hass):
+        """Initialize."""
+        self._station = station
+        self._username = username
+        self._password = password
+        self._wallbox = Wallbox(self._username, self._password)
+        self._hass = hass
+        self._coordinator = DataUpdateCoordinator(
+            hass,
+            _LOGGER,
+            # Name of the data. For logging purposes.
+            name="wallbox",
+            update_method=self.async_get_data,
+            # Polling interval. Will only be polled if there are subscribers.
+            update_interval=timedelta(seconds=UPDATE_INTERVAL),
+        )
+
+    def _authenticate(self):
+        """Authenticate using Wallbox API."""
+        try:
+            self._wallbox.authenticate()
+            return True
+        except requests.exceptions.HTTPError as wallbox_connection_error:
+            if wallbox_connection_error.response.status_code == 403:
+                raise InvalidAuth from wallbox_connection_error
+            raise ConnectionError from wallbox_connection_error
+
+    def _get_data(self):
+        """Get new sensor data for Wallbox component."""
+        try:
+            self._authenticate()
+            data = self._wallbox.getChargerStatus(self._station)
+
+            filtered_data = {k: data[k] for k in CONF_SENSOR_TYPES if k in data}
+
+            for key, value in filtered_data.items():
+                sensor_round = CONF_SENSOR_TYPES[key][CONF_ROUND]
+                if sensor_round:
+                    try:
+                        filtered_data[key] = round(value, sensor_round)
+                    except TypeError:
+                        _LOGGER.debug("Cannot format %s", key)
+
+            return filtered_data
+        except requests.exceptions.HTTPError as wallbox_connection_error:
+            raise ConnectionError from wallbox_connection_error
+
+    async def async_coordinator_first_refresh(self):
+        """Refresh coordinator for the first time."""
+        await self._coordinator.async_config_entry_first_refresh()
+
+    async def async_authenticate(self) -> bool:
+        """Authenticate using Wallbox API."""
+        return await self._hass.async_add_executor_job(self._authenticate)
+
+    async def async_get_data(self) -> bool:
+        """Get new sensor data for Wallbox component."""
+        data = await self._hass.async_add_executor_job(self._get_data)
+        return data
+
+    @property
+    def coordinator(self):
+        """Return the coordinator."""
+        return self._coordinator
+
+
+async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry):
+    """Set up Wallbox from a config entry."""
+    wallbox = WallboxHub(
+        entry.data[CONF_STATION],
+        entry.data[CONF_USERNAME],
+        entry.data[CONF_PASSWORD],
+        hass,
+    )
+
+    await wallbox.async_authenticate()
+
+    await wallbox.async_coordinator_first_refresh()
+
+    hass.data.setdefault(DOMAIN, {CONF_CONNECTIONS: {}})
+    hass.data[DOMAIN][CONF_CONNECTIONS][entry.entry_id] = wallbox
+
+    for platform in PLATFORMS:
+        hass.async_create_task(
+            hass.config_entries.async_forward_entry_setup(entry, platform)
+        )
+
+    return True
+
+
+async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry):
+    """Unload a config entry."""
+    unload_ok = all(
+        await asyncio.gather(
+            *[
+                hass.config_entries.async_forward_entry_unload(entry, platform)
+                for platform in PLATFORMS
+            ]
+        )
+    )
+    if unload_ok:
+        hass.data[DOMAIN]["connections"].pop(entry.entry_id)
+
+    return unload_ok
+
+
+class CannotConnect(exceptions.HomeAssistantError):
+    """Error to indicate we cannot connect."""
+
+    def __init__(self, msg=""):
+        """Create a log record."""
+        super().__init__()
+        _LOGGER.error("Cannot connect to Wallbox API. %s", msg)
+
+
+class InvalidAuth(exceptions.HomeAssistantError):
+    """Error to indicate there is invalid auth."""
+
+    def __init__(self, msg=""):
+        """Create a log record."""
+        super().__init__()
+        _LOGGER.error("Cannot authenticate with Wallbox API. %s", msg)
diff --git a/homeassistant/components/wallbox/config_flow.py b/homeassistant/components/wallbox/config_flow.py
new file mode 100644
index 00000000000..69b01d96c40
--- /dev/null
+++ b/homeassistant/components/wallbox/config_flow.py
@@ -0,0 +1,58 @@
+"""Config flow for Wallbox integration."""
+import voluptuous as vol
+
+from homeassistant import config_entries, core
+from homeassistant.const import CONF_PASSWORD, CONF_USERNAME
+
+from . import CannotConnect, InvalidAuth, WallboxHub
+from .const import CONF_STATION, DOMAIN
+
+COMPONENT_DOMAIN = DOMAIN
+
+STEP_USER_DATA_SCHEMA = vol.Schema(
+    {
+        vol.Required(CONF_STATION): str,
+        vol.Required(CONF_USERNAME): str,
+        vol.Required(CONF_PASSWORD): str,
+    }
+)
+
+
+async def validate_input(hass: core.HomeAssistant, data):
+    """Validate the user input allows to connect.
+
+    Data has the keys from STEP_USER_DATA_SCHEMA with values provided by the user.
+    """
+    hub = WallboxHub(data["station"], data["username"], data["password"], hass)
+
+    await hub.async_get_data()
+
+    # Return info that you want to store in the config entry.
+    return {"title": "Wallbox Portal"}
+
+
+class ConfigFlow(config_entries.ConfigFlow, domain=COMPONENT_DOMAIN):
+    """Handle a config flow for Wallbox."""
+
+    async def async_step_user(self, user_input=None):
+        """Handle the initial step."""
+        if user_input is None:
+            return self.async_show_form(
+                step_id="user",
+                data_schema=STEP_USER_DATA_SCHEMA,
+            )
+
+        errors = {}
+
+        try:
+            info = await validate_input(self.hass, user_input)
+        except CannotConnect:
+            errors["base"] = "cannot_connect"
+        except InvalidAuth:
+            errors["base"] = "invalid_auth"
+        else:
+            return self.async_create_entry(title=info["title"], data=user_input)
+
+        return self.async_show_form(
+            step_id="user", data_schema=STEP_USER_DATA_SCHEMA, errors=errors
+        )
diff --git a/homeassistant/components/wallbox/const.py b/homeassistant/components/wallbox/const.py
new file mode 100644
index 00000000000..41996107ce0
--- /dev/null
+++ b/homeassistant/components/wallbox/const.py
@@ -0,0 +1,99 @@
+"""Constants for the Wallbox integration."""
+from homeassistant.const import (
+    CONF_ICON,
+    CONF_NAME,
+    CONF_UNIT_OF_MEASUREMENT,
+    ELECTRICAL_CURRENT_AMPERE,
+    ENERGY_KILO_WATT_HOUR,
+    LENGTH_KILOMETERS,
+    PERCENTAGE,
+    POWER_KILO_WATT,
+    STATE_UNAVAILABLE,
+)
+
+DOMAIN = "wallbox"
+
+CONF_STATION = "station"
+
+CONF_CONNECTIONS = "connections"
+CONF_ROUND = "round"
+
+CONF_SENSOR_TYPES = {
+    "charging_power": {
+        CONF_ICON: "mdi:ev-station",
+        CONF_NAME: "Charging Power",
+        CONF_ROUND: 2,
+        CONF_UNIT_OF_MEASUREMENT: POWER_KILO_WATT,
+        STATE_UNAVAILABLE: False,
+    },
+    "max_available_power": {
+        CONF_ICON: "mdi:ev-station",
+        CONF_NAME: "Max Available Power",
+        CONF_ROUND: 0,
+        CONF_UNIT_OF_MEASUREMENT: ELECTRICAL_CURRENT_AMPERE,
+        STATE_UNAVAILABLE: False,
+    },
+    "charging_speed": {
+        CONF_ICON: "mdi:speedometer",
+        CONF_NAME: "Charging Speed",
+        CONF_ROUND: 0,
+        CONF_UNIT_OF_MEASUREMENT: None,
+        STATE_UNAVAILABLE: False,
+    },
+    "added_range": {
+        CONF_ICON: "mdi:map-marker-distance",
+        CONF_NAME: "Added Range",
+        CONF_ROUND: 0,
+        CONF_UNIT_OF_MEASUREMENT: LENGTH_KILOMETERS,
+        STATE_UNAVAILABLE: False,
+    },
+    "added_energy": {
+        CONF_ICON: "mdi:battery-positive",
+        CONF_NAME: "Added Energy",
+        CONF_ROUND: 2,
+        CONF_UNIT_OF_MEASUREMENT: ENERGY_KILO_WATT_HOUR,
+        STATE_UNAVAILABLE: False,
+    },
+    "charging_time": {
+        CONF_ICON: "mdi:timer",
+        CONF_NAME: "Charging Time",
+        CONF_ROUND: None,
+        CONF_UNIT_OF_MEASUREMENT: None,
+        STATE_UNAVAILABLE: False,
+    },
+    "cost": {
+        CONF_ICON: "mdi:ev-station",
+        CONF_NAME: "Cost",
+        CONF_ROUND: None,
+        CONF_UNIT_OF_MEASUREMENT: None,
+        STATE_UNAVAILABLE: False,
+    },
+    "state_of_charge": {
+        CONF_ICON: "mdi:battery-charging-80",
+        CONF_NAME: "State of Charge",
+        CONF_ROUND: None,
+        CONF_UNIT_OF_MEASUREMENT: PERCENTAGE,
+        STATE_UNAVAILABLE: False,
+    },
+    "current_mode": {
+        CONF_ICON: "mdi:ev-station",
+        CONF_NAME: "Current Mode",
+        CONF_ROUND: None,
+        CONF_UNIT_OF_MEASUREMENT: None,
+        STATE_UNAVAILABLE: False,
+    },
+    "depot_price": {
+        CONF_ICON: "mdi:ev-station",
+        CONF_NAME: "Depot Price",
+        CONF_ROUND: 2,
+        CONF_UNIT_OF_MEASUREMENT: None,
+        STATE_UNAVAILABLE: False,
+    },
+    "status_description": {
+        CONF_ICON: "mdi:ev-station",
+        CONF_NAME: "Status Description",
+        CONF_ROUND: None,
+        CONF_UNIT_OF_MEASUREMENT: None,
+        STATE_UNAVAILABLE: False,
+    },
+}
diff --git a/homeassistant/components/wallbox/manifest.json b/homeassistant/components/wallbox/manifest.json
new file mode 100644
index 00000000000..aeadf541345
--- /dev/null
+++ b/homeassistant/components/wallbox/manifest.json
@@ -0,0 +1,13 @@
+{
+  "domain": "wallbox",
+  "name": "Wallbox",
+  "config_flow": true,
+  "documentation": "https://www.home-assistant.io/integrations/wallbox",
+  "requirements": ["wallbox==0.4.4"],
+  "ssdp": [],
+  "zeroconf": [],
+  "homekit": {},
+  "dependencies": [],
+  "codeowners": ["@hesselonline"],
+  "iot_class": "cloud_polling"
+}
diff --git a/homeassistant/components/wallbox/sensor.py b/homeassistant/components/wallbox/sensor.py
new file mode 100644
index 00000000000..6d3ef952cbe
--- /dev/null
+++ b/homeassistant/components/wallbox/sensor.py
@@ -0,0 +1,61 @@
+"""Home Assistant component for accessing the Wallbox Portal API. The sensor component creates multiple sensors regarding wallbox performance."""
+
+from homeassistant.helpers.entity import Entity
+from homeassistant.helpers.update_coordinator import CoordinatorEntity
+
+from .const import (
+    CONF_CONNECTIONS,
+    CONF_ICON,
+    CONF_NAME,
+    CONF_SENSOR_TYPES,
+    CONF_UNIT_OF_MEASUREMENT,
+    DOMAIN,
+)
+
+CONF_STATION = "station"
+UPDATE_INTERVAL = 30
+
+
+async def async_setup_entry(hass, config, async_add_entities):
+    """Create wallbox sensor entities in HASS."""
+    wallbox = hass.data[DOMAIN][CONF_CONNECTIONS][config.entry_id]
+
+    coordinator = wallbox.coordinator
+
+    async_add_entities(
+        WallboxSensor(coordinator, idx, ent, config)
+        for idx, ent in enumerate(coordinator.data)
+    )
+
+
+class WallboxSensor(CoordinatorEntity, Entity):
+    """Representation of the Wallbox portal."""
+
+    def __init__(self, coordinator, idx, ent, config):
+        """Initialize a Wallbox sensor."""
+        super().__init__(coordinator)
+        self._properties = CONF_SENSOR_TYPES[ent]
+        self._name = f"{config.title} {self._properties[CONF_NAME]}"
+        self._icon = self._properties[CONF_ICON]
+        self._unit = self._properties[CONF_UNIT_OF_MEASUREMENT]
+        self._ent = ent
+
+    @property
+    def name(self):
+        """Return the name of the sensor."""
+        return self._name
+
+    @property
+    def state(self):
+        """Return the state of the sensor."""
+        return self.coordinator.data[self._ent]
+
+    @property
+    def unit_of_measurement(self):
+        """Return the unit of the sensor."""
+        return self._unit
+
+    @property
+    def icon(self):
+        """Return the icon of the sensor."""
+        return self._icon
diff --git a/homeassistant/components/wallbox/strings.json b/homeassistant/components/wallbox/strings.json
new file mode 100644
index 00000000000..63fc5d89e85
--- /dev/null
+++ b/homeassistant/components/wallbox/strings.json
@@ -0,0 +1,22 @@
+{
+  "title": "Wallbox",
+  "config": {
+    "step": {
+      "user": {
+        "data": {
+          "station": "Station Serial Number",
+          "username": "[%key:common::config_flow::data::username%]",
+          "password": "[%key:common::config_flow::data::password%]"
+        }
+      }
+    },
+    "error": {
+      "cannot_connect": "[%key:common::config_flow::error::cannot_connect%]",
+      "invalid_auth": "[%key:common::config_flow::error::invalid_auth%]",
+      "unknown": "[%key:common::config_flow::error::unknown%]"
+    },
+    "abort": {
+      "already_configured": "[%key:common::config_flow::abort::already_configured_device%]"
+    }
+  }
+}
\ No newline at end of file
diff --git a/homeassistant/components/wallbox/translations/en.json b/homeassistant/components/wallbox/translations/en.json
new file mode 100644
index 00000000000..a63fe801490
--- /dev/null
+++ b/homeassistant/components/wallbox/translations/en.json
@@ -0,0 +1,22 @@
+{
+    "config": {
+        "abort": {
+            "already_configured": "Device is already configured"
+        },
+        "error": {
+            "cannot_connect": "Failed to connect",
+            "invalid_auth": "Invalid authentication",
+            "unknown": "Unexpected error"
+        },
+        "step": {
+            "user": {
+                "data": {
+                    "station": "Station S/N",
+                    "password": "Password",
+                    "username": "Username"
+                }
+            }
+        }
+    },
+    "title": "MyWallbox"
+}
\ No newline at end of file
diff --git a/homeassistant/generated/config_flows.py b/homeassistant/generated/config_flows.py
index 3a28a24315b..d927b244ede 100644
--- a/homeassistant/generated/config_flows.py
+++ b/homeassistant/generated/config_flows.py
@@ -275,6 +275,7 @@ FLOWS = [
     "vilfo",
     "vizio",
     "volumio",
+    "wallbox",
     "waze_travel_time",
     "wemo",
     "wiffi",
diff --git a/requirements_all.txt b/requirements_all.txt
index 156b75bb8a2..63286d2e081 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2332,6 +2332,9 @@ vultr==0.1.2
 # homeassistant.components.wake_on_lan
 wakeonlan==2.0.1
 
+# homeassistant.components.wallbox
+wallbox==0.4.4
+
 # homeassistant.components.waqi
 waqiasync==1.0.0
 
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index ac6bcea193f..91618f263fd 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1256,6 +1256,9 @@ vultr==0.1.2
 # homeassistant.components.wake_on_lan
 wakeonlan==2.0.1
 
+# homeassistant.components.wallbox
+wallbox==0.4.4
+
 # homeassistant.components.folder_watcher
 watchdog==2.1.2
 
diff --git a/tests/components/wallbox/__init__.py b/tests/components/wallbox/__init__.py
new file mode 100644
index 00000000000..35bf3cee242
--- /dev/null
+++ b/tests/components/wallbox/__init__.py
@@ -0,0 +1 @@
+"""Tests for the Wallbox integration."""
diff --git a/tests/components/wallbox/test_config_flow.py b/tests/components/wallbox/test_config_flow.py
new file mode 100644
index 00000000000..074f67abe2c
--- /dev/null
+++ b/tests/components/wallbox/test_config_flow.py
@@ -0,0 +1,128 @@
+"""Test the Wallbox config flow."""
+from unittest.mock import patch
+
+from voluptuous.schema_builder import raises
+
+from homeassistant import config_entries, data_entry_flow
+from homeassistant.components.wallbox import CannotConnect, InvalidAuth, config_flow
+from homeassistant.components.wallbox.const import DOMAIN
+from homeassistant.core import HomeAssistant
+
+
+async def test_show_set_form(hass: HomeAssistant) -> None:
+    """Test that the setup form is served."""
+    flow = config_flow.ConfigFlow()
+    flow.hass = hass
+    result = await flow.async_step_user(user_input=None)
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["step_id"] == "user"
+
+
+async def test_form_invalid_auth(hass):
+    """Test we handle invalid auth."""
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN, context={"source": config_entries.SOURCE_USER}
+    )
+
+    with patch(
+        "homeassistant.components.wallbox.config_flow.WallboxHub.async_authenticate",
+        side_effect=InvalidAuth,
+    ):
+        result2 = await hass.config_entries.flow.async_configure(
+            result["flow_id"],
+            {
+                "station": "12345",
+                "username": "test-username",
+                "password": "test-password",
+            },
+        )
+
+    assert result2["type"] == "form"
+    assert result2["errors"] == {"base": "invalid_auth"}
+
+
+async def test_form_cannot_connect(hass):
+    """Test we handle cannot connect error."""
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN, context={"source": config_entries.SOURCE_USER}
+    )
+
+    with patch(
+        "homeassistant.components.wallbox.config_flow.WallboxHub.async_authenticate",
+        side_effect=CannotConnect,
+    ):
+        result2 = await hass.config_entries.flow.async_configure(
+            result["flow_id"],
+            {
+                "station": "12345",
+                "username": "test-username",
+                "password": "test-password",
+            },
+        )
+
+    assert result2["type"] == "form"
+    assert result2["errors"] == {"base": "invalid_auth"}
+
+
+async def test_validate_input(hass):
+    """Test we can validate input."""
+    data = {
+        "station": "12345",
+        "username": "test-username",
+        "password": "test-password",
+    }
+
+    def alternate_authenticate_method():
+        return None
+
+    def alternate_get_charger_status_method(station):
+        data = '{"Temperature": 100, "Location": "Toronto", "Datetime": "2020-07-23", "Units": "Celsius"}'
+        return data
+
+    with patch(
+        "wallbox.Wallbox.authenticate",
+        side_effect=alternate_authenticate_method,
+    ), patch(
+        "wallbox.Wallbox.getChargerStatus",
+        side_effect=alternate_get_charger_status_method,
+    ):
+
+        result = await config_flow.validate_input(hass, data)
+
+        assert result == {"title": "Wallbox Portal"}
+
+
+async def test_configflow_class():
+    """Test configFlow class."""
+    configflow = config_flow.ConfigFlow()
+    assert configflow
+
+    with patch(
+        "homeassistant.components.wallbox.config_flow.validate_input",
+        side_effect=TypeError,
+    ), raises(Exception):
+        assert await configflow.async_step_user(True)
+
+    with patch(
+        "homeassistant.components.wallbox.config_flow.validate_input",
+        side_effect=CannotConnect,
+    ), raises(Exception):
+        assert await configflow.async_step_user(True)
+
+    with patch(
+        "homeassistant.components.wallbox.config_flow.validate_input",
+    ), raises(Exception):
+        assert await configflow.async_step_user(True)
+
+
+def test_cannot_connect_class():
+    """Test cannot Connect class."""
+    cannot_connect = CannotConnect
+    assert cannot_connect
+
+
+def test_invalid_auth_class():
+    """Test invalid auth class."""
+    invalid_auth = InvalidAuth
+    assert invalid_auth
diff --git a/tests/components/wallbox/test_init.py b/tests/components/wallbox/test_init.py
new file mode 100644
index 00000000000..892e77dc7f6
--- /dev/null
+++ b/tests/components/wallbox/test_init.py
@@ -0,0 +1,165 @@
+"""Test Wallbox Init Component."""
+import json
+
+import pytest
+import requests_mock
+from voluptuous.schema_builder import raises
+
+from homeassistant.components import wallbox
+from homeassistant.components.wallbox.const import CONF_STATION, DOMAIN
+from homeassistant.const import CONF_PASSWORD, CONF_USERNAME
+from homeassistant.helpers.typing import HomeAssistantType
+
+from tests.common import MockConfigEntry
+
+entry = MockConfigEntry(
+    domain=DOMAIN,
+    data={
+        CONF_USERNAME: "test_username",
+        CONF_PASSWORD: "test_password",
+        CONF_STATION: "12345",
+    },
+    entry_id="testEntry",
+)
+
+test_response = json.loads(
+    '{"charging_power": 0,"max_available_power": 25,"charging_speed": 0,"added_range": 372,"added_energy": 44.697}'
+)
+
+test_response_rounding_error = json.loads(
+    '{"charging_power": "XX","max_available_power": "xx","charging_speed": 0,"added_range": "xx","added_energy": "XX"}'
+)
+
+
+async def test_wallbox_setup_entry(hass: HomeAssistantType):
+    """Test Wallbox Setup."""
+    with requests_mock.Mocker() as m:
+        m.get(
+            "https://api.wall-box.com/auth/token/user",
+            text='{"jwt":"fakekeyhere","user_id":12345,"ttl":145656758,"error":false,"status":200}',
+            status_code=200,
+        )
+        m.get(
+            "https://api.wall-box.com/chargers/status/12345",
+            text='{"Temperature": 100, "Location": "Toronto", "Datetime": "2020-07-23", "Units": "Celsius"}',
+            status_code=200,
+        )
+        assert await wallbox.async_setup_entry(hass, entry)
+
+    with requests_mock.Mocker() as m, raises(ConnectionError):
+        m.get(
+            "https://api.wall-box.com/auth/token/user",
+            text='{"jwt":"fakekeyhere","user_id":12345,"ttl":145656758,"error":false,"status":404}',
+            status_code=404,
+        )
+        assert await wallbox.async_setup_entry(hass, entry) is False
+
+
+async def test_wallbox_unload_entry(hass: HomeAssistantType):
+    """Test Wallbox Unload."""
+    hass.data[DOMAIN] = {"connections": {entry.entry_id: entry}}
+
+    assert await wallbox.async_unload_entry(hass, entry)
+
+    hass.data[DOMAIN] = {"fail_entry": entry}
+
+    with pytest.raises(KeyError):
+        await wallbox.async_unload_entry(hass, entry)
+
+
+async def test_get_data(hass: HomeAssistantType):
+    """Test hub class, get_data."""
+
+    station = ("12345",)
+    username = ("test-username",)
+    password = "test-password"
+
+    hub = wallbox.WallboxHub(station, username, password, hass)
+
+    with requests_mock.Mocker() as m:
+        m.get(
+            "https://api.wall-box.com/auth/token/user",
+            text='{"jwt":"fakekeyhere","user_id":12345,"ttl":145656758,"error":false,"status":200}',
+            status_code=200,
+        )
+        m.get(
+            "https://api.wall-box.com/chargers/status/('12345',)",
+            json=test_response,
+            status_code=200,
+        )
+        assert await hub.async_get_data()
+
+
+async def test_get_data_rounding_error(hass: HomeAssistantType):
+    """Test hub class, get_data with rounding error."""
+
+    station = ("12345",)
+    username = ("test-username",)
+    password = "test-password"
+
+    hub = wallbox.WallboxHub(station, username, password, hass)
+
+    with requests_mock.Mocker() as m:
+        m.get(
+            "https://api.wall-box.com/auth/token/user",
+            text='{"jwt":"fakekeyhere","user_id":12345,"ttl":145656758,"error":false,"status":200}',
+            status_code=200,
+        )
+        m.get(
+            "https://api.wall-box.com/chargers/status/('12345',)",
+            json=test_response_rounding_error,
+            status_code=200,
+        )
+        assert await hub.async_get_data()
+
+
+async def test_authentication_exception(hass: HomeAssistantType):
+    """Test hub class, authentication raises exception."""
+
+    station = ("12345",)
+    username = ("test-username",)
+    password = "test-password"
+
+    hub = wallbox.WallboxHub(station, username, password, hass)
+
+    with requests_mock.Mocker() as m, raises(wallbox.InvalidAuth):
+        m.get("https://api.wall-box.com/auth/token/user", text="data", status_code=403)
+
+        assert await hub.async_authenticate()
+
+    with requests_mock.Mocker() as m, raises(ConnectionError):
+        m.get("https://api.wall-box.com/auth/token/user", text="data", status_code=404)
+
+        assert await hub.async_authenticate()
+
+    with requests_mock.Mocker() as m, raises(wallbox.InvalidAuth):
+        m.get("https://api.wall-box.com/auth/token/user", text="data", status_code=403)
+        m.get(
+            "https://api.wall-box.com/chargers/status/test",
+            json=test_response,
+            status_code=403,
+        )
+        assert await hub.async_get_data()
+
+
+async def test_get_data_exception(hass: HomeAssistantType):
+    """Test hub class, authentication raises exception."""
+
+    station = ("12345",)
+    username = ("test-username",)
+    password = "test-password"
+
+    hub = wallbox.WallboxHub(station, username, password, hass)
+
+    with requests_mock.Mocker() as m, raises(ConnectionError):
+        m.get(
+            "https://api.wall-box.com/auth/token/user",
+            text='{"jwt":"fakekeyhere","user_id":12345,"ttl":145656758,"error":false,"status":200}',
+            status_code=200,
+        )
+        m.get(
+            "https://api.wall-box.com/chargers/status/('12345',)",
+            text="data",
+            status_code=404,
+        )
+        assert await hub.async_get_data()
diff --git a/tests/components/wallbox/test_sensor.py b/tests/components/wallbox/test_sensor.py
new file mode 100644
index 00000000000..5c0c3511a30
--- /dev/null
+++ b/tests/components/wallbox/test_sensor.py
@@ -0,0 +1,81 @@
+"""Test Wallbox Switch component."""
+
+import json
+from unittest.mock import MagicMock
+
+from homeassistant.components.wallbox import sensor
+from homeassistant.components.wallbox.const import CONF_STATION, DOMAIN
+from homeassistant.const import CONF_PASSWORD, CONF_USERNAME
+
+from tests.common import MockConfigEntry
+
+entry = MockConfigEntry(
+    domain=DOMAIN,
+    data={
+        CONF_USERNAME: "test_username",
+        CONF_PASSWORD: "test_password",
+        CONF_STATION: "12345",
+    },
+    entry_id="testEntry",
+)
+
+test_response = json.loads(
+    '{"charging_power": 0,"max_available_power": 25,"charging_speed": 0,"added_range": 372,"added_energy": 44.697}'
+)
+
+test_response_rounding_error = json.loads(
+    '{"charging_power": "XX","max_available_power": "xx","charging_speed": 0,"added_range": "xx","added_energy": "XX"}'
+)
+
+CONF_STATION = ("12345",)
+CONF_USERNAME = ("test-username",)
+CONF_PASSWORD = "test-password"
+
+# wallbox = WallboxHub(CONF_STATION, CONF_USERNAME, CONF_PASSWORD, hass)
+
+
+async def test_wallbox_sensor_class():
+    """Test wallbox sensor class."""
+
+    coordinator = MagicMock(return_value="connected")
+    idx = 1
+    ent = "charging_power"
+
+    wallboxSensor = sensor.WallboxSensor(coordinator, idx, ent, entry)
+
+    assert wallboxSensor.icon == "mdi:ev-station"
+    assert wallboxSensor.unit_of_measurement == "kW"
+    assert wallboxSensor.name == "Mock Title Charging Power"
+    assert wallboxSensor.state
+
+
+# async def test_wallbox_updater(hass: HomeAssistantType):
+#     """Test wallbox updater."""
+#     with requests_mock.Mocker() as m:
+#         m.get(
+#             "https://api.wall-box.com/auth/token/user",
+#             text='{"jwt":"fakekeyhere","user_id":12345,"ttl":145656758,"error":false,"status":200}',
+#             status_code=200,
+#         )
+#         m.get(
+#             "https://api.wall-box.com/chargers/status/('12345',)",
+#             json=test_response,
+#             status_code=200,
+#         )
+#         await sensor.wallbox_updater(wallbox, hass)
+
+
+# async def test_wallbox_updater_rounding_error(hass: HomeAssistantType):
+#     """Test wallbox updater rounding error."""
+#     with requests_mock.Mocker() as m:
+#         m.get(
+#             "https://api.wall-box.com/auth/token/user",
+#             text='{"jwt":"fakekeyhere","user_id":12345,"ttl":145656758,"error":false,"status":200}',
+#             status_code=200,
+#         )
+#         m.get(
+#             "https://api.wall-box.com/chargers/status/('12345',)",
+#             json=test_response_rounding_error,
+#             status_code=200,
+#         )
+#         await sensor.wallbox_updater(wallbox, hass)