diff --git a/homeassistant/components/kmtronic/switch.py b/homeassistant/components/kmtronic/switch.py
index 26cce2c736d..e941a2ffafa 100644
--- a/homeassistant/components/kmtronic/switch.py
+++ b/homeassistant/components/kmtronic/switch.py
@@ -1,11 +1,13 @@
 """KMtronic Switch integration."""
+import urllib.parse
+
 from homeassistant.components.switch import SwitchEntity
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.helpers.update_coordinator import CoordinatorEntity
 
-from .const import CONF_REVERSE, DATA_COORDINATOR, DATA_HUB, DOMAIN
+from .const import CONF_REVERSE, DATA_COORDINATOR, DATA_HUB, DOMAIN, MANUFACTURER
 
 
 async def async_setup_entry(
@@ -19,7 +21,7 @@ async def async_setup_entry(
 
     async_add_entities(
         [
-            KMtronicSwitch(coordinator, relay, reverse, entry.entry_id)
+            KMtronicSwitch(hub, coordinator, relay, reverse, entry.entry_id)
             for relay in hub.relays
         ]
     )
@@ -28,22 +30,22 @@ async def async_setup_entry(
 class KMtronicSwitch(CoordinatorEntity, SwitchEntity):
     """KMtronic Switch Entity."""
 
-    def __init__(self, coordinator, relay, reverse, config_entry_id):
+    def __init__(self, hub, coordinator, relay, reverse, config_entry_id):
         """Pass coordinator to CoordinatorEntity."""
         super().__init__(coordinator)
         self._relay = relay
-        self._config_entry_id = config_entry_id
         self._reverse = reverse
 
-    @property
-    def name(self) -> str:
-        """Return the name of the entity."""
-        return f"Relay{self._relay.id}"
+        hostname = urllib.parse.urlsplit(hub.host).hostname
+        self._attr_device_info = {
+            "identifiers": {(DOMAIN, config_entry_id)},
+            "name": f"Controller {hostname}",
+            "manufacturer": MANUFACTURER,
+            "configuration_url": hub.host,
+        }
 
-    @property
-    def unique_id(self) -> str:
-        """Return the unique ID of the entity."""
-        return f"{self._config_entry_id}_relay{self._relay.id}"
+        self._attr_name = f"Relay{relay.id}"
+        self._attr_unique_id = f"{config_entry_id}_relay{relay.id}"
 
     @property
     def is_on(self):