diff --git a/custom_components/mikrotik_router/coordinator.py b/custom_components/mikrotik_router/coordinator.py
index fc08892..40ff2cd 100644
--- a/custom_components/mikrotik_router/coordinator.py
+++ b/custom_components/mikrotik_router/coordinator.py
@@ -1429,6 +1429,7 @@ class MikrotikCoordinator(DataUpdateCoordinator[None]):
                     {"name": "cpu-temperature", "default": 0},
                     {"name": "power-consumption", "default": 0},
                     {"name": "board-temperature1", "default": 0},
+                    {"name": "phy-temperature", "default": 0},
                     {"name": "fan1-speed", "default": 0},
                     {"name": "fan2-speed", "default": 0},
                 ],
diff --git a/custom_components/mikrotik_router/sensor_types.py b/custom_components/mikrotik_router/sensor_types.py
index 49e75f5..7d1b373 100644
--- a/custom_components/mikrotik_router/sensor_types.py
+++ b/custom_components/mikrotik_router/sensor_types.py
@@ -218,6 +218,23 @@ SENSOR_TYPES: tuple[MikrotikSensorEntityDescription, ...] = (
         data_uid="",
         data_reference="",
     ),
+    MikrotikSensorEntityDescription(
+        key="system_phy-temperature",
+        name="PHY temperature",
+        icon="mdi:thermometer",
+        native_unit_of_measurement=UnitOfTemperature.CELSIUS,
+        suggested_unit_of_measurement=UnitOfTemperature.CELSIUS,
+        suggested_display_precision=0,
+        device_class=SensorDeviceClass.TEMPERATURE,
+        state_class=SensorStateClass.MEASUREMENT,
+        entity_category=EntityCategory.DIAGNOSTIC,
+        ha_group="System",
+        data_path="health",
+        data_attribute="phy-temperature",
+        data_name="",
+        data_uid="",
+        data_reference="",
+    ),
     MikrotikSensorEntityDescription(
         key="system_power-consumption",
         name="Power consumption",