diff --git a/homeassistant/components/iaqualink/__init__.py b/homeassistant/components/iaqualink/__init__.py
index 68a8a093c09..88c7e97a814 100644
--- a/homeassistant/components/iaqualink/__init__.py
+++ b/homeassistant/components/iaqualink/__init__.py
@@ -24,6 +24,7 @@ from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import CONF_PASSWORD, CONF_USERNAME, Platform
 from homeassistant.core import HomeAssistant
 from homeassistant.exceptions import ConfigEntryNotReady
+from homeassistant.helpers import device_registry as dr
 from homeassistant.helpers.dispatcher import async_dispatcher_send
 from homeassistant.helpers.event import async_track_time_interval
 from homeassistant.helpers.httpx_client import get_async_client
@@ -104,6 +105,15 @@ async def async_setup_entry(hass: HomeAssistant, entry: AqualinkConfigEntry) ->
                 f"Error while attempting to retrieve devices list: {svc_exception}"
             ) from svc_exception
 
+        device_registry = dr.async_get(hass)
+        device_registry.async_get_or_create(
+            config_entry_id=entry.entry_id,
+            name=system.name,
+            identifiers={(DOMAIN, system.serial)},
+            manufacturer="Jandy",
+            serial_number=system.serial,
+        )
+
         for dev in devices.values():
             if isinstance(dev, AqualinkThermostat):
                 runtime_data.thermostats += [dev]
diff --git a/homeassistant/components/iaqualink/entity.py b/homeassistant/components/iaqualink/entity.py
index 0b3751e5fbc..c0f44946b77 100644
--- a/homeassistant/components/iaqualink/entity.py
+++ b/homeassistant/components/iaqualink/entity.py
@@ -29,6 +29,7 @@ class AqualinkEntity[AqualinkDeviceT: AqualinkDevice](Entity):
         self._attr_unique_id = f"{dev.system.serial}_{dev.name}"
         self._attr_device_info = DeviceInfo(
             identifiers={(DOMAIN, self._attr_unique_id)},
+            via_device=(DOMAIN, dev.system.serial),
             manufacturer=dev.manufacturer,
             model=dev.model,
             name=dev.label,
diff --git a/tests/components/iaqualink/conftest.py b/tests/components/iaqualink/conftest.py
index c7e7373f4c2..37e89e4fe52 100644
--- a/tests/components/iaqualink/conftest.py
+++ b/tests/components/iaqualink/conftest.py
@@ -43,6 +43,7 @@ def get_aqualink_system(aqualink, cls=None, data=None):
         data = {}
 
     num = random.randint(0, 99999)
+    data["name"] = "Pool"
     data["serial_number"] = f"SN{num:05}"
 
     return cls(aqualink=aqualink, data=data)