diff --git a/homeassistant/components/devolo_home_network/__init__.py b/homeassistant/components/devolo_home_network/__init__.py
index 137eee62b22..08d0e340b16 100644
--- a/homeassistant/components/devolo_home_network/__init__.py
+++ b/homeassistant/components/devolo_home_network/__init__.py
@@ -69,7 +69,10 @@ async def async_setup_entry(  # noqa: C901
         )
     except DeviceNotFound as err:
         raise ConfigEntryNotReady(
-            f"Unable to connect to {entry.data[CONF_IP_ADDRESS]}"
+            f"Unable to connect to {entry.data[CONF_IP_ADDRESS]}",
+            translation_domain=DOMAIN,
+            translation_key="connection_failed",
+            translation_placeholders={"ip_address": entry.data[CONF_IP_ADDRESS]},
         ) from err
 
     hass.data[DOMAIN][entry.entry_id] = {"device": device}
@@ -101,7 +104,9 @@ async def async_setup_entry(  # noqa: C901
         except DeviceUnavailable as err:
             raise UpdateFailed(err) from err
         except DevicePasswordProtected as err:
-            raise ConfigEntryAuthFailed(err) from err
+            raise ConfigEntryAuthFailed(
+                err, translation_domain=DOMAIN, translation_key="password_wrong"
+            ) from err
 
     async def async_update_led_status() -> bool:
         """Fetch data from API endpoint."""
diff --git a/homeassistant/components/devolo_home_network/button.py b/homeassistant/components/devolo_home_network/button.py
index e9210b7ccc1..13e688c6fc5 100644
--- a/homeassistant/components/devolo_home_network/button.py
+++ b/homeassistant/components/devolo_home_network/button.py
@@ -117,9 +117,15 @@ class DevoloButtonEntity(DevoloEntity, ButtonEntity):
         except DevicePasswordProtected as ex:
             self.entry.async_start_reauth(self.hass)
             raise HomeAssistantError(
-                f"Device {self.entry.title} require re-authenticatication to set or change the password"
+                f"Device {self.entry.title} require re-authenticatication to set or change the password",
+                translation_domain=DOMAIN,
+                translation_key="password_protected",
+                translation_placeholders={"title": self.entry.title},
             ) from ex
         except DeviceUnavailable as ex:
             raise HomeAssistantError(
-                f"Device {self.entry.title} did not respond"
+                f"Device {self.entry.title} did not respond",
+                translation_domain=DOMAIN,
+                translation_key="no_response",
+                translation_placeholders={"title": self.entry.title},
             ) from ex
diff --git a/homeassistant/components/devolo_home_network/strings.json b/homeassistant/components/devolo_home_network/strings.json
index 1362417c125..9d86b127d77 100644
--- a/homeassistant/components/devolo_home_network/strings.json
+++ b/homeassistant/components/devolo_home_network/strings.json
@@ -78,5 +78,19 @@
         "name": "Enable LEDs"
       }
     }
+  },
+  "exceptions": {
+    "connection_failed": {
+      "message": "Unable to connect to {ip_address}"
+    },
+    "no_response": {
+      "message": "Device {title} did not respond"
+    },
+    "password_protected": {
+      "message": "Device {title} requires re-authenticatication to set or change the password"
+    },
+    "password_wrong": {
+      "message": "The used password is wrong"
+    }
   }
 }
diff --git a/homeassistant/components/devolo_home_network/switch.py b/homeassistant/components/devolo_home_network/switch.py
index ffb6ae8098a..950b362d7f5 100644
--- a/homeassistant/components/devolo_home_network/switch.py
+++ b/homeassistant/components/devolo_home_network/switch.py
@@ -109,7 +109,10 @@ class DevoloSwitchEntity(DevoloCoordinatorEntity[_DataT], SwitchEntity):
         except DevicePasswordProtected as ex:
             self.entry.async_start_reauth(self.hass)
             raise HomeAssistantError(
-                f"Device {self.entry.title} require re-authenticatication to set or change the password"
+                f"Device {self.entry.title} require re-authenticatication to set or change the password",
+                translation_domain=DOMAIN,
+                translation_key="password_protected",
+                translation_placeholders={"title": self.entry.title},
             ) from ex
         except DeviceUnavailable:
             pass  # The coordinator will handle this
@@ -122,7 +125,10 @@ class DevoloSwitchEntity(DevoloCoordinatorEntity[_DataT], SwitchEntity):
         except DevicePasswordProtected as ex:
             self.entry.async_start_reauth(self.hass)
             raise HomeAssistantError(
-                f"Device {self.entry.title} require re-authenticatication to set or change the password"
+                f"Device {self.entry.title} require re-authenticatication to set or change the password",
+                translation_domain=DOMAIN,
+                translation_key="password_protected",
+                translation_placeholders={"title": self.entry.title},
             ) from ex
         except DeviceUnavailable:
             pass  # The coordinator will handle this
diff --git a/homeassistant/components/devolo_home_network/update.py b/homeassistant/components/devolo_home_network/update.py
index f94cf13ef5c..0793254c761 100644
--- a/homeassistant/components/devolo_home_network/update.py
+++ b/homeassistant/components/devolo_home_network/update.py
@@ -117,9 +117,15 @@ class DevoloUpdateEntity(DevoloCoordinatorEntity, UpdateEntity):
         except DevicePasswordProtected as ex:
             self.entry.async_start_reauth(self.hass)
             raise HomeAssistantError(
-                f"Device {self.entry.title} require re-authentication to set or change the password"
+                f"Device {self.entry.title} require re-authenticatication to set or change the password",
+                translation_domain=DOMAIN,
+                translation_key="password_protected",
+                translation_placeholders={"title": self.entry.title},
             ) from ex
         except DeviceUnavailable as ex:
             raise HomeAssistantError(
-                f"Device {self.entry.title} did not respond"
+                f"Device {self.entry.title} did not respond",
+                translation_domain=DOMAIN,
+                translation_key="no_response",
+                translation_placeholders={"title": self.entry.title},
             ) from ex