diff --git a/homeassistant/components/system_bridge/binary_sensor.py b/homeassistant/components/system_bridge/binary_sensor.py
index 0140499a75a..883c74f2589 100644
--- a/homeassistant/components/system_bridge/binary_sensor.py
+++ b/homeassistant/components/system_bridge/binary_sensor.py
@@ -39,13 +39,11 @@ BASE_BINARY_SENSOR_TYPES: tuple[SystemBridgeBinarySensorEntityDescription, ...]
     SystemBridgeBinarySensorEntityDescription(
         key="camera_in_use",
         translation_key="camera_in_use",
-        icon="mdi:webcam",
         value_fn=camera_in_use,
     ),
     SystemBridgeBinarySensorEntityDescription(
         key="pending_reboot",
         translation_key="pending_reboot",
-        icon="mdi:restart",
         value_fn=lambda data: data.system.pending_reboot,
     ),
     SystemBridgeBinarySensorEntityDescription(
diff --git a/homeassistant/components/system_bridge/icons.json b/homeassistant/components/system_bridge/icons.json
index a03f77049a3..0be0a2d7c02 100644
--- a/homeassistant/components/system_bridge/icons.json
+++ b/homeassistant/components/system_bridge/icons.json
@@ -1,4 +1,60 @@
 {
+  "entity": {
+    "binary_sensor": {
+      "camera_in_use": {
+        "default": "mdi:webcam"
+      },
+      "pending_reboot": {
+        "default": "mdi:restart"
+      }
+    },
+    "media_player": {
+      "media": {
+        "default": "mdi:volume-high"
+      }
+    },
+    "sensor": {
+      "boot_time": {
+        "default": "mdi:av-timer"
+      },
+      "cpu_power_package": {
+        "default": "mdi:chip"
+      },
+      "cpu_speed": {
+        "default": "mdi:speedometer"
+      },
+      "displays_connected": {
+        "default": "mdi:monitor"
+      },
+      "kernel": {
+        "default": "mdi:devices"
+      },
+      "load": {
+        "default": "mdi:percent"
+      },
+      "memory_free": {
+        "default": "mdi:memory"
+      },
+      "memory_used": {
+        "default": "mdi:memory"
+      },
+      "os": {
+        "default": "mdi:devices"
+      },
+      "power_usage": {
+        "default": "mdi:power-plug"
+      },
+      "processes": {
+        "default": "mdi:counter"
+      },
+      "version": {
+        "default": "mdi:counter"
+      },
+      "version_latest": {
+        "default": "mdi:counter"
+      }
+    }
+  },
   "services": {
     "get_process_by_id": {
       "service": "mdi:console"
diff --git a/homeassistant/components/system_bridge/media_player.py b/homeassistant/components/system_bridge/media_player.py
index 6d3bbd21a05..2be2f06c1e7 100644
--- a/homeassistant/components/system_bridge/media_player.py
+++ b/homeassistant/components/system_bridge/media_player.py
@@ -57,7 +57,6 @@ MEDIA_PLAYER_DESCRIPTION: Final[MediaPlayerEntityDescription] = (
     MediaPlayerEntityDescription(
         key="media",
         translation_key="media",
-        icon="mdi:volume-high",
         device_class=MediaPlayerDeviceClass.RECEIVER,
     )
 )
diff --git a/homeassistant/components/system_bridge/sensor.py b/homeassistant/components/system_bridge/sensor.py
index 8ad3ede3960..f07c96fe8ca 100644
--- a/homeassistant/components/system_bridge/sensor.py
+++ b/homeassistant/components/system_bridge/sensor.py
@@ -233,7 +233,6 @@ BASE_SENSOR_TYPES: tuple[SystemBridgeSensorEntityDescription, ...] = (
         key="boot_time",
         translation_key="boot_time",
         device_class=SensorDeviceClass.TIMESTAMP,
-        icon="mdi:av-timer",
         value=lambda data: datetime.fromtimestamp(data.system.boot_time, tz=UTC),
     ),
     SystemBridgeSensorEntityDescription(
@@ -242,7 +241,6 @@ BASE_SENSOR_TYPES: tuple[SystemBridgeSensorEntityDescription, ...] = (
         native_unit_of_measurement=UnitOfPower.WATT,
         state_class=SensorStateClass.MEASUREMENT,
         suggested_display_precision=2,
-        icon="mdi:chip",
         value=lambda data: data.cpu.power,
     ),
     SystemBridgeSensorEntityDescription(
@@ -252,7 +250,6 @@ BASE_SENSOR_TYPES: tuple[SystemBridgeSensorEntityDescription, ...] = (
         native_unit_of_measurement=UnitOfFrequency.GIGAHERTZ,
         device_class=SensorDeviceClass.FREQUENCY,
         suggested_display_precision=2,
-        icon="mdi:speedometer",
         value=cpu_speed,
     ),
     SystemBridgeSensorEntityDescription(
@@ -278,7 +275,6 @@ BASE_SENSOR_TYPES: tuple[SystemBridgeSensorEntityDescription, ...] = (
     SystemBridgeSensorEntityDescription(
         key="kernel",
         translation_key="kernel",
-        icon="mdi:devices",
         value=lambda data: data.system.platform,
     ),
     SystemBridgeSensorEntityDescription(
@@ -288,7 +284,6 @@ BASE_SENSOR_TYPES: tuple[SystemBridgeSensorEntityDescription, ...] = (
         native_unit_of_measurement=UnitOfInformation.GIGABYTES,
         device_class=SensorDeviceClass.DATA_SIZE,
         suggested_display_precision=2,
-        icon="mdi:memory",
         value=memory_free,
     ),
     SystemBridgeSensorEntityDescription(
@@ -307,20 +302,17 @@ BASE_SENSOR_TYPES: tuple[SystemBridgeSensorEntityDescription, ...] = (
         native_unit_of_measurement=UnitOfInformation.GIGABYTES,
         device_class=SensorDeviceClass.DATA_SIZE,
         suggested_display_precision=2,
-        icon="mdi:memory",
         value=memory_used,
     ),
     SystemBridgeSensorEntityDescription(
         key="os",
         translation_key="os",
-        icon="mdi:devices",
         value=lambda data: f"{data.system.platform} {data.system.platform_version}",
     ),
     SystemBridgeSensorEntityDescription(
         key="processes_count",
         translation_key="processes",
         state_class=SensorStateClass.MEASUREMENT,
-        icon="mdi:counter",
         value=lambda data: len(data.processes),
     ),
     SystemBridgeSensorEntityDescription(
@@ -329,7 +321,6 @@ BASE_SENSOR_TYPES: tuple[SystemBridgeSensorEntityDescription, ...] = (
         state_class=SensorStateClass.MEASUREMENT,
         native_unit_of_measurement=PERCENTAGE,
         suggested_display_precision=1,
-        icon="mdi:percent",
         value=lambda data: data.cpu.usage,
     ),
     SystemBridgeSensorEntityDescription(
@@ -339,19 +330,16 @@ BASE_SENSOR_TYPES: tuple[SystemBridgeSensorEntityDescription, ...] = (
         device_class=SensorDeviceClass.POWER,
         native_unit_of_measurement=UnitOfPower.WATT,
         suggested_display_precision=2,
-        icon="mdi:power-plug",
         value=lambda data: data.system.power_usage,
     ),
     SystemBridgeSensorEntityDescription(
         key="version",
         translation_key="version",
-        icon="mdi:counter",
         value=lambda data: data.system.version,
     ),
     SystemBridgeSensorEntityDescription(
         key="version_latest",
         translation_key="version_latest",
-        icon="mdi:counter",
         value=lambda data: data.system.version_latest,
     ),
 )
@@ -429,7 +417,6 @@ async def async_setup_entry(
                 key="displays_connected",
                 translation_key="displays_connected",
                 state_class=SensorStateClass.MEASUREMENT,
-                icon="mdi:monitor",
                 value=lambda data: len(data.displays) if data.displays else None,
             ),
             entry.data[CONF_PORT],