diff --git a/homeassistant/components/fibaro/__init__.py b/homeassistant/components/fibaro/__init__.py
index 3661721810b..19f36742740 100644
--- a/homeassistant/components/fibaro/__init__.py
+++ b/homeassistant/components/fibaro/__init__.py
@@ -84,6 +84,7 @@ FIBARO_TYPEMAP = {
     "com.fibaro.thermostatDanfoss": Platform.CLIMATE,
     "com.fibaro.doorLock": Platform.LOCK,
     "com.fibaro.binarySensor": Platform.BINARY_SENSOR,
+    "com.fibaro.accelerometer": Platform.BINARY_SENSOR,
 }
 
 DEVICE_CONFIG_SCHEMA_ENTRY = vol.Schema(
diff --git a/homeassistant/components/fibaro/binary_sensor.py b/homeassistant/components/fibaro/binary_sensor.py
index 359869efc25..f9baa33c41f 100644
--- a/homeassistant/components/fibaro/binary_sensor.py
+++ b/homeassistant/components/fibaro/binary_sensor.py
@@ -1,6 +1,8 @@
 """Support for Fibaro binary sensors."""
 from __future__ import annotations
 
+from collections.abc import Mapping
+import json
 from typing import Any
 
 from homeassistant.components.binary_sensor import (
@@ -28,6 +30,11 @@ SENSOR_TYPES = {
     "com.fibaro.smokeSensor": ["Smoke", "mdi:smoking", BinarySensorDeviceClass.SMOKE],
     "com.fibaro.FGMS001": ["Motion", "mdi:run", BinarySensorDeviceClass.MOTION],
     "com.fibaro.heatDetector": ["Heat", "mdi:fire", BinarySensorDeviceClass.HEAT],
+    "com.fibaro.accelerometer": [
+        "Moving",
+        "mdi:axis-arrow",
+        BinarySensorDeviceClass.MOVING,
+    ],
 }
 
 
@@ -55,15 +62,50 @@ class FibaroBinarySensor(FibaroDevice, BinarySensorEntity):
         """Initialize the binary_sensor."""
         super().__init__(fibaro_device)
         self.entity_id = ENTITY_ID_FORMAT.format(self.ha_id)
-        stype = None
+        self._own_extra_state_attributes: Mapping[str, Any] = {}
+        self._fibaro_sensor_type = None
         if fibaro_device.type in SENSOR_TYPES:
-            stype = fibaro_device.type
+            self._fibaro_sensor_type = fibaro_device.type
         elif fibaro_device.baseType in SENSOR_TYPES:
-            stype = fibaro_device.baseType
-        if stype:
-            self._attr_device_class = SENSOR_TYPES[stype][2]
-            self._attr_icon = SENSOR_TYPES[stype][1]
+            self._fibaro_sensor_type = fibaro_device.baseType
+        if self._fibaro_sensor_type:
+            self._attr_device_class = SENSOR_TYPES[self._fibaro_sensor_type][2]
+            self._attr_icon = SENSOR_TYPES[self._fibaro_sensor_type][1]
+
+    @property
+    def extra_state_attributes(self) -> Mapping[str, Any] | None:
+        """Return the extra state attributes of the device."""
+        return super().extra_state_attributes | self._own_extra_state_attributes
 
     def update(self) -> None:
         """Get the latest data and update the state."""
-        self._attr_is_on = self.current_binary_state
+        if self._fibaro_sensor_type == "com.fibaro.accelerometer":
+            # Accelerator sensors have values for the three axis x, y and z
+            moving_values = self._get_moving_values()
+            self._attr_is_on = self._is_moving(moving_values)
+            self._own_extra_state_attributes = self._get_xyz_moving(moving_values)
+        else:
+            self._attr_is_on = self.current_binary_state
+
+    def _get_xyz_moving(self, moving_values: Mapping[str, Any]) -> Mapping[str, Any]:
+        """Return x y z values of the accelerator sensor value."""
+        attrs = {}
+        for axis_name in ("x", "y", "z"):
+            attrs[axis_name] = float(moving_values[axis_name])
+        return attrs
+
+    def _is_moving(self, moving_values: Mapping[str, Any]) -> bool:
+        """Return that a moving is detected when one axis reports a value."""
+        for axis_name in ("x", "y", "z"):
+            if float(moving_values[axis_name]) != 0:
+                return True
+        return False
+
+    def _get_moving_values(self) -> Mapping[str, Any]:
+        """Get the moving values of the accelerator sensor in a dict."""
+        value = self.fibaro_device.properties.value
+        if isinstance(value, str):
+            # HC2 returns dict as str
+            return json.loads(value)
+        # HC3 returns a real dict
+        return value