diff --git a/homeassistant/components/enphase_envoy/binary_sensor.py b/homeassistant/components/enphase_envoy/binary_sensor.py
index 2628406f56f..5dcc2f28c7f 100644
--- a/homeassistant/components/enphase_envoy/binary_sensor.py
+++ b/homeassistant/components/enphase_envoy/binary_sensor.py
@@ -6,7 +6,7 @@ from collections.abc import Callable
 from dataclasses import dataclass
 from operator import attrgetter
 
-from pyenphase import EnvoyEncharge, EnvoyEnpower
+from pyenphase import EnvoyC6CC, EnvoyCollar, EnvoyEncharge, EnvoyEnpower
 
 from homeassistant.components.binary_sensor import (
     BinarySensorDeviceClass,
@@ -72,6 +72,42 @@ ENPOWER_SENSORS = (
 )
 
 
+@dataclass(frozen=True, kw_only=True)
+class EnvoyCollarBinarySensorEntityDescription(BinarySensorEntityDescription):
+    """Describes an Envoy IQ Meter Collar binary sensor entity."""
+
+    value_fn: Callable[[EnvoyCollar], bool]
+
+
+COLLAR_SENSORS = (
+    EnvoyCollarBinarySensorEntityDescription(
+        key="communicating",
+        translation_key="communicating",
+        device_class=BinarySensorDeviceClass.CONNECTIVITY,
+        entity_category=EntityCategory.DIAGNOSTIC,
+        value_fn=attrgetter("communicating"),
+    ),
+)
+
+
+@dataclass(frozen=True, kw_only=True)
+class EnvoyC6CCBinarySensorEntityDescription(BinarySensorEntityDescription):
+    """Describes an C6 Combiner controller binary sensor entity."""
+
+    value_fn: Callable[[EnvoyC6CC], bool]
+
+
+C6CC_SENSORS = (
+    EnvoyC6CCBinarySensorEntityDescription(
+        key="communicating",
+        translation_key="communicating",
+        device_class=BinarySensorDeviceClass.CONNECTIVITY,
+        entity_category=EntityCategory.DIAGNOSTIC,
+        value_fn=attrgetter("communicating"),
+    ),
+)
+
+
 async def async_setup_entry(
     hass: HomeAssistant,
     config_entry: EnphaseConfigEntry,
@@ -95,6 +131,18 @@ async def async_setup_entry(
             for description in ENPOWER_SENSORS
         )
 
+    if envoy_data.collar:
+        entities.extend(
+            EnvoyCollarBinarySensorEntity(coordinator, description)
+            for description in COLLAR_SENSORS
+        )
+
+    if envoy_data.c6cc:
+        entities.extend(
+            EnvoyC6CCBinarySensorEntity(coordinator, description)
+            for description in C6CC_SENSORS
+        )
+
     async_add_entities(entities)
 
 
@@ -168,3 +216,69 @@ class EnvoyEnpowerBinarySensorEntity(EnvoyBaseBinarySensorEntity):
         enpower = self.data.enpower
         assert enpower is not None
         return self.entity_description.value_fn(enpower)
+
+
+class EnvoyCollarBinarySensorEntity(EnvoyBaseBinarySensorEntity):
+    """Defines an IQ Meter Collar binary_sensor entity."""
+
+    entity_description: EnvoyCollarBinarySensorEntityDescription
+
+    def __init__(
+        self,
+        coordinator: EnphaseUpdateCoordinator,
+        description: EnvoyCollarBinarySensorEntityDescription,
+    ) -> None:
+        """Init the Collar base entity."""
+        super().__init__(coordinator, description)
+        collar_data = self.data.collar
+        assert collar_data is not None
+        self._attr_unique_id = f"{collar_data.serial_number}_{description.key}"
+        self._attr_device_info = DeviceInfo(
+            identifiers={(DOMAIN, collar_data.serial_number)},
+            manufacturer="Enphase",
+            model="IQ Meter Collar",
+            name=f"Collar {collar_data.serial_number}",
+            sw_version=str(collar_data.firmware_version),
+            via_device=(DOMAIN, self.envoy_serial_num),
+            serial_number=collar_data.serial_number,
+        )
+
+    @property
+    def is_on(self) -> bool:
+        """Return the state of the Collar binary_sensor."""
+        collar_data = self.data.collar
+        assert collar_data is not None
+        return self.entity_description.value_fn(collar_data)
+
+
+class EnvoyC6CCBinarySensorEntity(EnvoyBaseBinarySensorEntity):
+    """Defines an C6 Combiner binary_sensor entity."""
+
+    entity_description: EnvoyC6CCBinarySensorEntityDescription
+
+    def __init__(
+        self,
+        coordinator: EnphaseUpdateCoordinator,
+        description: EnvoyC6CCBinarySensorEntityDescription,
+    ) -> None:
+        """Init the C6 Combiner base entity."""
+        super().__init__(coordinator, description)
+        c6cc_data = self.data.c6cc
+        assert c6cc_data is not None
+        self._attr_unique_id = f"{c6cc_data.serial_number}_{description.key}"
+        self._attr_device_info = DeviceInfo(
+            identifiers={(DOMAIN, c6cc_data.serial_number)},
+            manufacturer="Enphase",
+            model="C6 COMBINER CONTROLLER",
+            name=f"C6 Combiner {c6cc_data.serial_number}",
+            sw_version=str(c6cc_data.firmware_version),
+            via_device=(DOMAIN, self.envoy_serial_num),
+            serial_number=c6cc_data.serial_number,
+        )
+
+    @property
+    def is_on(self) -> bool:
+        """Return the state of the C6 Combiner binary_sensor."""
+        c6cc_data = self.data.c6cc
+        assert c6cc_data is not None
+        return self.entity_description.value_fn(c6cc_data)
diff --git a/homeassistant/components/enphase_envoy/sensor.py b/homeassistant/components/enphase_envoy/sensor.py
index 63a2a09a6f5..e771233b069 100644
--- a/homeassistant/components/enphase_envoy/sensor.py
+++ b/homeassistant/components/enphase_envoy/sensor.py
@@ -12,6 +12,8 @@ from typing import TYPE_CHECKING
 from pyenphase import (
     EnvoyACBPower,
     EnvoyBatteryAggregate,
+    EnvoyC6CC,
+    EnvoyCollar,
     EnvoyEncharge,
     EnvoyEnchargeAggregate,
     EnvoyEnchargePower,
@@ -790,6 +792,58 @@ ENPOWER_SENSORS = (
 )
 
 
+@dataclass(frozen=True, kw_only=True)
+class EnvoyCollarSensorEntityDescription(SensorEntityDescription):
+    """Describes an Envoy Collar sensor entity."""
+
+    value_fn: Callable[[EnvoyCollar], datetime.datetime | int | float | str]
+
+
+COLLAR_SENSORS = (
+    EnvoyCollarSensorEntityDescription(
+        key="temperature",
+        native_unit_of_measurement=UnitOfTemperature.CELSIUS,
+        device_class=SensorDeviceClass.TEMPERATURE,
+        value_fn=attrgetter("temperature"),
+    ),
+    EnvoyCollarSensorEntityDescription(
+        key=LAST_REPORTED_KEY,
+        translation_key=LAST_REPORTED_KEY,
+        native_unit_of_measurement=None,
+        device_class=SensorDeviceClass.TIMESTAMP,
+        value_fn=lambda collar: dt_util.utc_from_timestamp(collar.last_report_date),
+    ),
+    EnvoyCollarSensorEntityDescription(
+        key="grid_state",
+        translation_key="grid_status",
+        value_fn=lambda collar: collar.grid_state,
+    ),
+    EnvoyCollarSensorEntityDescription(
+        key="mid_state",
+        translation_key="mid_state",
+        value_fn=lambda collar: collar.mid_state,
+    ),
+)
+
+
+@dataclass(frozen=True, kw_only=True)
+class EnvoyC6CCSensorEntityDescription(SensorEntityDescription):
+    """Describes an Envoy C6 Combiner controller sensor entity."""
+
+    value_fn: Callable[[EnvoyC6CC], datetime.datetime]
+
+
+C6CC_SENSORS = (
+    EnvoyC6CCSensorEntityDescription(
+        key=LAST_REPORTED_KEY,
+        translation_key=LAST_REPORTED_KEY,
+        native_unit_of_measurement=None,
+        device_class=SensorDeviceClass.TIMESTAMP,
+        value_fn=lambda c6cc: dt_util.utc_from_timestamp(c6cc.last_report_date),
+    ),
+)
+
+
 @dataclass(frozen=True)
 class EnvoyEnchargeAggregateRequiredKeysMixin:
     """Mixin for required keys."""
@@ -1050,6 +1104,15 @@ async def async_setup_entry(
             AggregateBatteryEntity(coordinator, description)
             for description in AGGREGATE_BATTERY_SENSORS
         )
+    if envoy_data.collar:
+        entities.extend(
+            EnvoyCollarEntity(coordinator, description)
+            for description in COLLAR_SENSORS
+        )
+    if envoy_data.c6cc:
+        entities.extend(
+            EnvoyC6CCEntity(coordinator, description) for description in C6CC_SENSORS
+        )
 
     async_add_entities(entities)
 
@@ -1488,3 +1551,70 @@ class AggregateBatteryEntity(EnvoySystemSensorEntity):
         battery_aggregate = self.data.battery_aggregate
         assert battery_aggregate is not None
         return self.entity_description.value_fn(battery_aggregate)
+
+
+class EnvoyCollarEntity(EnvoySensorBaseEntity):
+    """Envoy Collar sensor entity."""
+
+    entity_description: EnvoyCollarSensorEntityDescription
+
+    def __init__(
+        self,
+        coordinator: EnphaseUpdateCoordinator,
+        description: EnvoyCollarSensorEntityDescription,
+    ) -> None:
+        """Initialize Collar entity."""
+        super().__init__(coordinator, description)
+        collar_data = self.data.collar
+        assert collar_data is not None
+        self._serial_number = collar_data.serial_number
+        self._attr_unique_id = f"{collar_data.serial_number}_{description.key}"
+        self._attr_device_info = DeviceInfo(
+            identifiers={(DOMAIN, collar_data.serial_number)},
+            manufacturer="Enphase",
+            model="IQ Meter Collar",
+            name=f"Collar {collar_data.serial_number}",
+            sw_version=str(collar_data.firmware_version),
+            via_device=(DOMAIN, self.envoy_serial_num),
+            serial_number=collar_data.serial_number,
+        )
+
+    @property
+    def native_value(self) -> datetime.datetime | int | float | str:
+        """Return the state of the collar sensors."""
+        collar_data = self.data.collar
+        assert collar_data is not None
+        return self.entity_description.value_fn(collar_data)
+
+
+class EnvoyC6CCEntity(EnvoySensorBaseEntity):
+    """Envoy C6CC sensor entity."""
+
+    entity_description: EnvoyC6CCSensorEntityDescription
+
+    def __init__(
+        self,
+        coordinator: EnphaseUpdateCoordinator,
+        description: EnvoyC6CCSensorEntityDescription,
+    ) -> None:
+        """Initialize Encharge entity."""
+        super().__init__(coordinator, description)
+        c6cc_data = self.data.c6cc
+        assert c6cc_data is not None
+        self._attr_unique_id = f"{c6cc_data.serial_number}_{description.key}"
+        self._attr_device_info = DeviceInfo(
+            identifiers={(DOMAIN, c6cc_data.serial_number)},
+            manufacturer="Enphase",
+            model="C6 COMBINER CONTROLLER",
+            name=f"C6 Combiner {c6cc_data.serial_number}",
+            sw_version=str(c6cc_data.firmware_version),
+            via_device=(DOMAIN, self.envoy_serial_num),
+            serial_number=c6cc_data.serial_number,
+        )
+
+    @property
+    def native_value(self) -> datetime.datetime:
+        """Return the state of the c6cc inventory sensors."""
+        c6cc_data = self.data.c6cc
+        assert c6cc_data is not None
+        return self.entity_description.value_fn(c6cc_data)
diff --git a/homeassistant/components/enphase_envoy/strings.json b/homeassistant/components/enphase_envoy/strings.json
index ffe0ccb1271..17ed8eff67e 100644
--- a/homeassistant/components/enphase_envoy/strings.json
+++ b/homeassistant/components/enphase_envoy/strings.json
@@ -407,6 +407,12 @@
       },
       "last_report_duration": {
         "name": "Last report duration"
+      },
+      "grid_status": {
+        "name": "[%key:component::enphase_envoy::entity::binary_sensor::grid_status::name%]"
+      },
+      "mid_state": {
+        "name": "MID state"
       }
     },
     "switch": {
diff --git a/tests/components/enphase_envoy/conftest.py b/tests/components/enphase_envoy/conftest.py
index 7ad15f85ac2..9e94dab5a4c 100644
--- a/tests/components/enphase_envoy/conftest.py
+++ b/tests/components/enphase_envoy/conftest.py
@@ -9,6 +9,8 @@ import multidict
 from pyenphase import (
     EnvoyACBPower,
     EnvoyBatteryAggregate,
+    EnvoyC6CC,
+    EnvoyCollar,
     EnvoyData,
     EnvoyEncharge,
     EnvoyEnchargeAggregate,
@@ -260,6 +262,10 @@ def _load_json_2_encharge_enpower_data(
             )
     if item := json_fixture["data"].get("battery_aggregate"):
         mocked_data.battery_aggregate = EnvoyBatteryAggregate(**item)
+    if item := json_fixture["data"].get("collar"):
+        mocked_data.collar = EnvoyCollar(**item)
+    if item := json_fixture["data"].get("c6cc"):
+        mocked_data.c6cc = EnvoyC6CC(**item)
 
 
 def _load_json_2_raw_data(mocked_data: EnvoyData, json_fixture: dict[str, Any]) -> None:
diff --git a/tests/components/enphase_envoy/fixtures/envoy_metered_batt_relay.json b/tests/components/enphase_envoy/fixtures/envoy_metered_batt_relay.json
index 73af5af0e5d..e8e0fd8ac85 100644
--- a/tests/components/enphase_envoy/fixtures/envoy_metered_batt_relay.json
+++ b/tests/components/enphase_envoy/fixtures/envoy_metered_batt_relay.json
@@ -407,6 +407,35 @@
         "type": "NONE"
       }
     },
+    "collar": {
+      "admin_state": 88,
+      "admin_state_str": "ENCMN_MDE_ON_GRID",
+      "firmware_loaded_date": 1752939759,
+      "firmware_version": "3.0.6-D0",
+      "installed_date": 1752939759,
+      "last_report_date": 1752939759,
+      "communicating": true,
+      "mid_state": "close",
+      "grid_state": "on_grid",
+      "part_number": "865-00400-r22",
+      "serial_number": "482520020939",
+      "temperature": 42,
+      "temperature_unit": "C",
+      "control_error": 0,
+      "collar_state": "Installed"
+    },
+    "c6cc": {
+      "admin_state": 82,
+      "admin_state_str": "ENCMN_C6_CC_READY",
+      "firmware_loaded_date": 1752945451,
+      "firmware_version": "0.1.20-D1",
+      "installed_date": 1752945451,
+      "last_report_date": 1752945451,
+      "communicating": true,
+      "part_number": "800-02403-r08",
+      "serial_number": "482523040549",
+      "dmir_version": "0.1.20-D1"
+    },
     "inverters": {
       "1": {
         "serial_number": "1",
diff --git a/tests/components/enphase_envoy/snapshots/test_binary_sensor.ambr b/tests/components/enphase_envoy/snapshots/test_binary_sensor.ambr
index bbf35621c6c..18e7a9c9008 100644
--- a/tests/components/enphase_envoy/snapshots/test_binary_sensor.ambr
+++ b/tests/components/enphase_envoy/snapshots/test_binary_sensor.ambr
@@ -96,6 +96,104 @@
     'state': 'on',
   })
 # ---
+# name: test_binary_sensor[envoy_metered_batt_relay][binary_sensor.c6_combiner_482523040549_communicating-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': set({
+    }),
+    '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.c6_combiner_482523040549_communicating',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'options': dict({
+    }),
+    'original_device_class': <BinarySensorDeviceClass.CONNECTIVITY: 'connectivity'>,
+    'original_icon': None,
+    'original_name': 'Communicating',
+    'platform': 'enphase_envoy',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'communicating',
+    'unique_id': '482523040549_communicating',
+    'unit_of_measurement': None,
+  })
+# ---
+# name: test_binary_sensor[envoy_metered_batt_relay][binary_sensor.c6_combiner_482523040549_communicating-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      'device_class': 'connectivity',
+      'friendly_name': 'C6 Combiner 482523040549 Communicating',
+    }),
+    'context': <ANY>,
+    'entity_id': 'binary_sensor.c6_combiner_482523040549_communicating',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': 'on',
+  })
+# ---
+# name: test_binary_sensor[envoy_metered_batt_relay][binary_sensor.collar_482520020939_communicating-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': set({
+    }),
+    '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.collar_482520020939_communicating',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'options': dict({
+    }),
+    'original_device_class': <BinarySensorDeviceClass.CONNECTIVITY: 'connectivity'>,
+    'original_icon': None,
+    'original_name': 'Communicating',
+    'platform': 'enphase_envoy',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'communicating',
+    'unique_id': '482520020939_communicating',
+    'unit_of_measurement': None,
+  })
+# ---
+# name: test_binary_sensor[envoy_metered_batt_relay][binary_sensor.collar_482520020939_communicating-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      'device_class': 'connectivity',
+      'friendly_name': 'Collar 482520020939 Communicating',
+    }),
+    'context': <ANY>,
+    'entity_id': 'binary_sensor.collar_482520020939_communicating',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': 'on',
+  })
+# ---
 # name: test_binary_sensor[envoy_metered_batt_relay][binary_sensor.encharge_123456_communicating-entry]
   EntityRegistryEntrySnapshot({
     'aliases': set({
diff --git a/tests/components/enphase_envoy/snapshots/test_sensor.ambr b/tests/components/enphase_envoy/snapshots/test_sensor.ambr
index 4a9563ce906..00cb30fce09 100644
--- a/tests/components/enphase_envoy/snapshots/test_sensor.ambr
+++ b/tests/components/enphase_envoy/snapshots/test_sensor.ambr
@@ -13947,6 +13947,253 @@
     'state': 'unknown',
   })
 # ---
+# name: test_sensor[envoy_metered_batt_relay][sensor.c6_combiner_482523040549_last_reported-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': set({
+    }),
+    'area_id': None,
+    'capabilities': None,
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'sensor',
+    'entity_category': None,
+    'entity_id': 'sensor.c6_combiner_482523040549_last_reported',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'options': dict({
+    }),
+    'original_device_class': <SensorDeviceClass.TIMESTAMP: 'timestamp'>,
+    'original_icon': None,
+    'original_name': 'Last reported',
+    'platform': 'enphase_envoy',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'last_reported',
+    'unique_id': '482523040549_last_reported',
+    'unit_of_measurement': None,
+  })
+# ---
+# name: test_sensor[envoy_metered_batt_relay][sensor.c6_combiner_482523040549_last_reported-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      'device_class': 'timestamp',
+      'friendly_name': 'C6 Combiner 482523040549 Last reported',
+    }),
+    'context': <ANY>,
+    'entity_id': 'sensor.c6_combiner_482523040549_last_reported',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': '2025-07-19T17:17:31+00:00',
+  })
+# ---
+# name: test_sensor[envoy_metered_batt_relay][sensor.collar_482520020939_grid_status-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': set({
+    }),
+    'area_id': None,
+    'capabilities': None,
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'sensor',
+    'entity_category': None,
+    'entity_id': 'sensor.collar_482520020939_grid_status',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'options': dict({
+    }),
+    'original_device_class': None,
+    'original_icon': None,
+    'original_name': 'Grid status',
+    'platform': 'enphase_envoy',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'grid_status',
+    'unique_id': '482520020939_grid_state',
+    'unit_of_measurement': None,
+  })
+# ---
+# name: test_sensor[envoy_metered_batt_relay][sensor.collar_482520020939_grid_status-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      'friendly_name': 'Collar 482520020939 Grid status',
+    }),
+    'context': <ANY>,
+    'entity_id': 'sensor.collar_482520020939_grid_status',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': 'on_grid',
+  })
+# ---
+# name: test_sensor[envoy_metered_batt_relay][sensor.collar_482520020939_last_reported-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': set({
+    }),
+    'area_id': None,
+    'capabilities': None,
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'sensor',
+    'entity_category': None,
+    'entity_id': 'sensor.collar_482520020939_last_reported',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'options': dict({
+    }),
+    'original_device_class': <SensorDeviceClass.TIMESTAMP: 'timestamp'>,
+    'original_icon': None,
+    'original_name': 'Last reported',
+    'platform': 'enphase_envoy',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'last_reported',
+    'unique_id': '482520020939_last_reported',
+    'unit_of_measurement': None,
+  })
+# ---
+# name: test_sensor[envoy_metered_batt_relay][sensor.collar_482520020939_last_reported-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      'device_class': 'timestamp',
+      'friendly_name': 'Collar 482520020939 Last reported',
+    }),
+    'context': <ANY>,
+    'entity_id': 'sensor.collar_482520020939_last_reported',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': '2025-07-19T15:42:39+00:00',
+  })
+# ---
+# name: test_sensor[envoy_metered_batt_relay][sensor.collar_482520020939_mid_state-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': set({
+    }),
+    'area_id': None,
+    'capabilities': None,
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'sensor',
+    'entity_category': None,
+    'entity_id': 'sensor.collar_482520020939_mid_state',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'options': dict({
+    }),
+    'original_device_class': None,
+    'original_icon': None,
+    'original_name': 'MID state',
+    'platform': 'enphase_envoy',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'mid_state',
+    'unique_id': '482520020939_mid_state',
+    'unit_of_measurement': None,
+  })
+# ---
+# name: test_sensor[envoy_metered_batt_relay][sensor.collar_482520020939_mid_state-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      'friendly_name': 'Collar 482520020939 MID state',
+    }),
+    'context': <ANY>,
+    'entity_id': 'sensor.collar_482520020939_mid_state',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': 'close',
+  })
+# ---
+# name: test_sensor[envoy_metered_batt_relay][sensor.collar_482520020939_temperature-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': set({
+    }),
+    'area_id': None,
+    'capabilities': None,
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'sensor',
+    'entity_category': None,
+    'entity_id': 'sensor.collar_482520020939_temperature',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'options': dict({
+      'sensor': dict({
+        'suggested_display_precision': 1,
+      }),
+    }),
+    'original_device_class': <SensorDeviceClass.TEMPERATURE: 'temperature'>,
+    'original_icon': None,
+    'original_name': 'Temperature',
+    'platform': 'enphase_envoy',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': None,
+    'unique_id': '482520020939_temperature',
+    'unit_of_measurement': <UnitOfTemperature.CELSIUS: '°C'>,
+  })
+# ---
+# name: test_sensor[envoy_metered_batt_relay][sensor.collar_482520020939_temperature-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      'device_class': 'temperature',
+      'friendly_name': 'Collar 482520020939 Temperature',
+      'unit_of_measurement': <UnitOfTemperature.CELSIUS: '°C'>,
+    }),
+    'context': <ANY>,
+    'entity_id': 'sensor.collar_482520020939_temperature',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': '42',
+  })
+# ---
 # name: test_sensor[envoy_metered_batt_relay][sensor.encharge_123456_apparent_power-entry]
   EntityRegistryEntrySnapshot({
     'aliases': set({