diff --git a/homeassistant/components/nexblue/binary_sensor.py b/homeassistant/components/nexblue/binary_sensor.py
new file mode 100644
index 000000000000..5b253294781f
--- /dev/null
+++ b/homeassistant/components/nexblue/binary_sensor.py
@@ -0,0 +1,91 @@
+"""Binary sensors for the NexBlue integration."""
+
+from typing import override
+
+from homeassistant.components.binary_sensor import (
+    BinarySensorDeviceClass,
+    BinarySensorEntity,
+    BinarySensorEntityDescription,
+)
+from homeassistant.const import EntityCategory
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers.device_registry import DeviceInfo
+from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
+from homeassistant.helpers.update_coordinator import CoordinatorEntity
+
+from .const import DOMAIN
+from .coordinator import NexBlueConfigEntry, NexBlueDataUpdateCoordinator
+
+BINARY_SENSOR_DESCRIPTIONS: tuple[BinarySensorEntityDescription, ...] = (
+    BinarySensorEntityDescription(
+        key="is_lock",
+        translation_key="is_lock",
+        device_class=BinarySensorDeviceClass.LOCK,
+        entity_category=EntityCategory.DIAGNOSTIC,
+    ),
+    BinarySensorEntityDescription(
+        key="is_disable",
+        translation_key="is_disable",
+        entity_category=EntityCategory.DIAGNOSTIC,
+    ),
+)
+
+
+async def async_setup_entry(
+    hass: HomeAssistant,
+    entry: NexBlueConfigEntry,
+    async_add_entities: AddConfigEntryEntitiesCallback,
+) -> None:
+    """Set up NexBlue binary sensors for every discovered charger."""
+    coordinator = entry.runtime_data
+    async_add_entities(
+        NexBlueBinarySensor(coordinator, serial_number, description)
+        for serial_number in coordinator.data
+        for description in BINARY_SENSOR_DESCRIPTIONS
+    )
+
+
+class NexBlueBinarySensor(
+    CoordinatorEntity[NexBlueDataUpdateCoordinator], BinarySensorEntity
+):
+    """Expose NexBlue charger boolean telemetry."""
+
+    _attr_has_entity_name = True
+    entity_description: BinarySensorEntityDescription
+
+    def __init__(
+        self,
+        coordinator: NexBlueDataUpdateCoordinator,
+        serial_number: str,
+        description: BinarySensorEntityDescription,
+    ) -> None:
+        """Initialize a binary sensor for one charger metric."""
+        super().__init__(coordinator)
+        self._serial_number = serial_number
+        self.entity_description = description
+        self._attr_unique_id = f"{serial_number}_{description.key}"
+        self._attr_device_info = DeviceInfo(
+            identifiers={(DOMAIN, serial_number)},
+            manufacturer="NexBlue",
+            name=serial_number,
+            serial_number=serial_number,
+        )
+
+    @property
+    @override
+    def available(self) -> bool:
+        """Return whether this charger is currently reachable."""
+        return (
+            super().available
+            and self.coordinator.data.get(self._serial_number) is not None
+        )
+
+    @property
+    @override
+    def is_on(self) -> bool:
+        """Return the binary sensor state."""
+        status = self.coordinator.data[self._serial_number]
+        assert status is not None
+        if self.entity_description.key == "is_disable":
+            return not status.is_disable
+        return not status.is_lock
diff --git a/homeassistant/components/nexblue/const.py b/homeassistant/components/nexblue/const.py
index b158ea663197..f857b66ca7c7 100644
--- a/homeassistant/components/nexblue/const.py
+++ b/homeassistant/components/nexblue/const.py
@@ -9,5 +9,9 @@ DOMAIN = "nexblue"
 CONF_REFRESH_TOKEN = "refresh_token"
 DEFAULT_API_URL = "https://api.nexblue.com/third_party"
 LOGGER = logging.getLogger(__package__)
-PLATFORMS = [Platform.SENSOR, Platform.SWITCH]
+PLATFORMS = [
+    Platform.BINARY_SENSOR,
+    Platform.SENSOR,
+    Platform.SWITCH,
+]
 UPDATE_INTERVAL = timedelta(minutes=1)
diff --git a/homeassistant/components/nexblue/icons.json b/homeassistant/components/nexblue/icons.json
index 76fb9f90be14..ba0775c3516b 100755
--- a/homeassistant/components/nexblue/icons.json
+++ b/homeassistant/components/nexblue/icons.json
@@ -1,5 +1,13 @@
 {
   "entity": {
+    "binary_sensor": {
+      "is_disable": {
+        "default": "mdi:power",
+        "state": {
+          "off": "mdi:power-off"
+        }
+      }
+    },
     "sensor": {
       "access_level": {
         "default": "mdi:account-lock"
diff --git a/homeassistant/components/nexblue/strings.json b/homeassistant/components/nexblue/strings.json
index caaf0f16d717..063e69f1750b 100644
--- a/homeassistant/components/nexblue/strings.json
+++ b/homeassistant/components/nexblue/strings.json
@@ -23,6 +23,10 @@
     }
   },
   "entity": {
+    "binary_sensor": {
+      "is_disable": { "name": "Charging enabled" },
+      "is_lock": { "name": "Cable lock state" }
+    },
     "sensor": {
       "access_level": {
         "name": "Access level",
diff --git a/tests/components/nexblue/snapshots/test_binary_sensor.ambr b/tests/components/nexblue/snapshots/test_binary_sensor.ambr
new file mode 100644
index 000000000000..65e78430659e
--- /dev/null
+++ b/tests/components/nexblue/snapshots/test_binary_sensor.ambr
@@ -0,0 +1,102 @@
+# serializer version: 1
+# name: test_binary_sensor_entities_snapshot[binary_sensor.nb123456_cable_lock_state-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': list([
+      None,
+    ]),
+    'area_id': None,
+    'capabilities': None,
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'binary_sensor',
+    'entity_category': <EntityCategory.DIAGNOSTIC: 'diagnostic'>,
+    'entity_id': 'binary_sensor.nb123456_cable_lock_state',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'object_id_base': 'Cable lock state',
+    'options': dict({
+    }),
+    'original_device_class': <BinarySensorDeviceClass.LOCK: 'lock'>,
+    'original_icon': None,
+    'original_name': 'Cable lock state',
+    'platform': 'nexblue',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'is_lock',
+    'unique_id': 'NB123456_is_lock',
+    'unit_of_measurement': None,
+  })
+# ---
+# name: test_binary_sensor_entities_snapshot[binary_sensor.nb123456_cable_lock_state-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      <EntityStateAttribute.DEVICE_CLASS: 'device_class'>: 'lock',
+      <EntityStateAttribute.FRIENDLY_NAME: 'friendly_name'>: 'NB123456 Cable lock state',
+    }),
+    'context': <ANY>,
+    'entity_id': 'binary_sensor.nb123456_cable_lock_state',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': 'off',
+  })
+# ---
+# name: test_binary_sensor_entities_snapshot[binary_sensor.nb123456_charging_enabled-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': list([
+      None,
+    ]),
+    'area_id': None,
+    'capabilities': None,
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'binary_sensor',
+    'entity_category': <EntityCategory.DIAGNOSTIC: 'diagnostic'>,
+    'entity_id': 'binary_sensor.nb123456_charging_enabled',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'object_id_base': 'Charging enabled',
+    'options': dict({
+    }),
+    'original_device_class': None,
+    'original_icon': None,
+    'original_name': 'Charging enabled',
+    'platform': 'nexblue',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'is_disable',
+    'unique_id': 'NB123456_is_disable',
+    'unit_of_measurement': None,
+  })
+# ---
+# name: test_binary_sensor_entities_snapshot[binary_sensor.nb123456_charging_enabled-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      <EntityStateAttribute.FRIENDLY_NAME: 'friendly_name'>: 'NB123456 Charging enabled',
+    }),
+    'context': <ANY>,
+    'entity_id': 'binary_sensor.nb123456_charging_enabled',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': 'on',
+  })
+# ---
diff --git a/tests/components/nexblue/test_binary_sensor.py b/tests/components/nexblue/test_binary_sensor.py
new file mode 100644
index 000000000000..116905deac4a
--- /dev/null
+++ b/tests/components/nexblue/test_binary_sensor.py
@@ -0,0 +1,98 @@
+"""Tests for NexBlue binary sensors."""
+
+from collections.abc import Generator
+from dataclasses import replace
+from datetime import timedelta
+from unittest.mock import MagicMock, patch
+
+from freezegun.api import FrozenDateTimeFactory
+from nexblue_api import NexBlueConnectionError
+import pytest
+from syrupy.assertion import SnapshotAssertion
+
+from homeassistant.const import STATE_UNAVAILABLE, Platform
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers import entity_registry as er
+
+from .conftest import CHARGER_STATUS
+
+from tests.common import MockConfigEntry, async_fire_time_changed, snapshot_platform
+
+
+@pytest.fixture(autouse=True)
+def fixture_platforms() -> Generator[None]:
+    """Limit this module's setup to the binary sensor platform."""
+    with patch("homeassistant.components.nexblue.PLATFORMS", [Platform.BINARY_SENSOR]):
+        yield
+
+
+async def test_binary_sensor_entities_snapshot(
+    hass: HomeAssistant,
+    init_integration: MockConfigEntry,
+    entity_registry: er.EntityRegistry,
+    snapshot: SnapshotAssertion,
+) -> None:
+    """Test the complete NexBlue binary sensor platform through a snapshot."""
+    await snapshot_platform(
+        hass,
+        entity_registry,
+        snapshot,
+        init_integration.entry_id,
+    )
+
+
+async def test_cable_lock_state_is_on_when_charger_is_unlocked(
+    hass: HomeAssistant,
+    mock_config_entry: MockConfigEntry,
+    mock_client: MagicMock,
+) -> None:
+    """Test cable lock state is on when the cable is unlocked."""
+    mock_client.async_get_charger_status.return_value = replace(
+        CHARGER_STATUS, is_lock=False
+    )
+    mock_config_entry.add_to_hass(hass)
+
+    await hass.config_entries.async_setup(mock_config_entry.entry_id)
+    await hass.async_block_till_done()
+
+    assert hass.states.get("binary_sensor.nb123456_cable_lock_state").state == "on"
+
+
+async def test_charging_enabled_is_off_when_charger_is_disabled(
+    hass: HomeAssistant,
+    mock_config_entry: MockConfigEntry,
+    mock_client: MagicMock,
+) -> None:
+    """Test charging enabled is off when the charger is disabled."""
+    mock_client.async_get_charger_status.return_value = replace(
+        CHARGER_STATUS, is_disable=True
+    )
+    mock_config_entry.add_to_hass(hass)
+
+    await hass.config_entries.async_setup(mock_config_entry.entry_id)
+    await hass.async_block_till_done()
+
+    assert hass.states.get("binary_sensor.nb123456_charging_enabled").state == "off"
+
+
+async def test_binary_sensors_unavailable_when_coordinator_update_fails(
+    hass: HomeAssistant,
+    init_integration: MockConfigEntry,
+    mock_client: MagicMock,
+    freezer: FrozenDateTimeFactory,
+) -> None:
+    """Test a failed coordinator update makes binary sensors unavailable."""
+    mock_client.async_list_chargers.side_effect = NexBlueConnectionError
+
+    freezer.tick(timedelta(minutes=1))
+    async_fire_time_changed(hass)
+    await hass.async_block_till_done()
+
+    assert (
+        hass.states.get("binary_sensor.nb123456_cable_lock_state").state
+        == STATE_UNAVAILABLE
+    )
+    assert (
+        hass.states.get("binary_sensor.nb123456_charging_enabled").state
+        == STATE_UNAVAILABLE
+    )