diff --git a/homeassistant/components/renault/sensor.py b/homeassistant/components/renault/sensor.py
index 050c5a930f6..92deb3438de 100644
--- a/homeassistant/components/renault/sensor.py
+++ b/homeassistant/components/renault/sensor.py
@@ -190,6 +190,7 @@ SENSOR_TYPES: tuple[RenaultSensorEntityDescription[Any], ...] = (
         key="charging_remaining_time",
         coordinator="battery",
         data_key="chargingRemainingTime",
+        device_class=SensorDeviceClass.DURATION,
         entity_class=RenaultSensor[KamereonVehicleBatteryStatusData],
         icon="mdi:timer",
         native_unit_of_measurement=UnitOfTime.MINUTES,
diff --git a/tests/components/renault/const.py b/tests/components/renault/const.py
index 4b2a7dfc72b..342ab803f33 100644
--- a/tests/components/renault/const.py
+++ b/tests/components/renault/const.py
@@ -198,6 +198,7 @@ MOCK_VEHICLES = {
                 ATTR_UNIT_OF_MEASUREMENT: UnitOfPower.KILO_WATT,
             },
             {
+                ATTR_DEVICE_CLASS: SensorDeviceClass.DURATION,
                 ATTR_ENTITY_ID: "sensor.reg_number_charging_remaining_time",
                 ATTR_ICON: "mdi:timer",
                 ATTR_STATE: "145",
@@ -433,6 +434,7 @@ MOCK_VEHICLES = {
                 ATTR_UNIT_OF_MEASUREMENT: UnitOfPower.KILO_WATT,
             },
             {
+                ATTR_DEVICE_CLASS: SensorDeviceClass.DURATION,
                 ATTR_ENTITY_ID: "sensor.reg_number_charging_remaining_time",
                 ATTR_ICON: "mdi:timer",
                 ATTR_STATE: STATE_UNKNOWN,
@@ -668,6 +670,7 @@ MOCK_VEHICLES = {
                 ATTR_UNIT_OF_MEASUREMENT: UnitOfPower.KILO_WATT,
             },
             {
+                ATTR_DEVICE_CLASS: SensorDeviceClass.DURATION,
                 ATTR_ENTITY_ID: "sensor.reg_number_charging_remaining_time",
                 ATTR_ICON: "mdi:timer",
                 ATTR_STATE: "145",
diff --git a/tests/components/renault/snapshots/test_sensor.ambr b/tests/components/renault/snapshots/test_sensor.ambr
index b4e2f105b3b..46b231ac7ef 100644
--- a/tests/components/renault/snapshots/test_sensor.ambr
+++ b/tests/components/renault/snapshots/test_sensor.ambr
@@ -404,7 +404,7 @@
       'name': None,
       'options': dict({
       }),
-      'original_device_class': None,
+      'original_device_class': <SensorDeviceClass.DURATION: 'duration'>,
       'original_icon': 'mdi:timer',
       'original_name': 'Charging remaining time',
       'platform': 'renault',
@@ -811,6 +811,7 @@
     }),
     StateSnapshot({
       'attributes': ReadOnlyDict({
+        'device_class': 'duration',
         'friendly_name': 'REG-NUMBER Charging remaining time',
         'icon': 'mdi:timer',
         'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
@@ -1100,7 +1101,7 @@
       'name': None,
       'options': dict({
       }),
-      'original_device_class': None,
+      'original_device_class': <SensorDeviceClass.DURATION: 'duration'>,
       'original_icon': 'mdi:timer',
       'original_name': 'Charging remaining time',
       'platform': 'renault',
@@ -1505,6 +1506,7 @@
     }),
     StateSnapshot({
       'attributes': ReadOnlyDict({
+        'device_class': 'duration',
         'friendly_name': 'REG-NUMBER Charging remaining time',
         'icon': 'mdi:timer',
         'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
@@ -1790,7 +1792,7 @@
       'name': None,
       'options': dict({
       }),
-      'original_device_class': None,
+      'original_device_class': <SensorDeviceClass.DURATION: 'duration'>,
       'original_icon': 'mdi:timer',
       'original_name': 'Charging remaining time',
       'platform': 'renault',
@@ -2223,6 +2225,7 @@
     }),
     StateSnapshot({
       'attributes': ReadOnlyDict({
+        'device_class': 'duration',
         'friendly_name': 'REG-NUMBER Charging remaining time',
         'icon': 'mdi:timer',
         'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
@@ -2803,7 +2806,7 @@
       'name': None,
       'options': dict({
       }),
-      'original_device_class': None,
+      'original_device_class': <SensorDeviceClass.DURATION: 'duration'>,
       'original_icon': 'mdi:timer',
       'original_name': 'Charging remaining time',
       'platform': 'renault',
@@ -3210,6 +3213,7 @@
     }),
     StateSnapshot({
       'attributes': ReadOnlyDict({
+        'device_class': 'duration',
         'friendly_name': 'REG-NUMBER Charging remaining time',
         'icon': 'mdi:timer',
         'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
@@ -3499,7 +3503,7 @@
       'name': None,
       'options': dict({
       }),
-      'original_device_class': None,
+      'original_device_class': <SensorDeviceClass.DURATION: 'duration'>,
       'original_icon': 'mdi:timer',
       'original_name': 'Charging remaining time',
       'platform': 'renault',
@@ -3904,6 +3908,7 @@
     }),
     StateSnapshot({
       'attributes': ReadOnlyDict({
+        'device_class': 'duration',
         'friendly_name': 'REG-NUMBER Charging remaining time',
         'icon': 'mdi:timer',
         'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
@@ -4189,7 +4194,7 @@
       'name': None,
       'options': dict({
       }),
-      'original_device_class': None,
+      'original_device_class': <SensorDeviceClass.DURATION: 'duration'>,
       'original_icon': 'mdi:timer',
       'original_name': 'Charging remaining time',
       'platform': 'renault',
@@ -4622,6 +4627,7 @@
     }),
     StateSnapshot({
       'attributes': ReadOnlyDict({
+        'device_class': 'duration',
         'friendly_name': 'REG-NUMBER Charging remaining time',
         'icon': 'mdi:timer',
         'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,