diff --git a/homeassistant/components/iaqualink/binary_sensor.py b/homeassistant/components/iaqualink/binary_sensor.py
index 26d446541e6..4694c5af86f 100644
--- a/homeassistant/components/iaqualink/binary_sensor.py
+++ b/homeassistant/components/iaqualink/binary_sensor.py
@@ -1,7 +1,7 @@
 """Support for Aqualink temperature sensors."""
 from homeassistant.components.binary_sensor import (
-    DEVICE_CLASS_COLD,
     DOMAIN,
+    BinarySensorDeviceClass,
     BinarySensorEntity,
 )
 from homeassistant.config_entries import ConfigEntry
@@ -40,5 +40,5 @@ class HassAqualinkBinarySensor(AqualinkEntity, BinarySensorEntity):
     def device_class(self) -> str:
         """Return the class of the binary sensor."""
         if self.name == "Freeze Protection":
-            return DEVICE_CLASS_COLD
+            return BinarySensorDeviceClass.COLD
         return None
diff --git a/homeassistant/components/iaqualink/sensor.py b/homeassistant/components/iaqualink/sensor.py
index 61e4560c3be..7724fbf28ee 100644
--- a/homeassistant/components/iaqualink/sensor.py
+++ b/homeassistant/components/iaqualink/sensor.py
@@ -1,9 +1,9 @@
 """Support for Aqualink temperature sensors."""
 from __future__ import annotations
 
-from homeassistant.components.sensor import DOMAIN, SensorEntity
+from homeassistant.components.sensor import DOMAIN, SensorDeviceClass, SensorEntity
 from homeassistant.config_entries import ConfigEntry
-from homeassistant.const import DEVICE_CLASS_TEMPERATURE, TEMP_CELSIUS, TEMP_FAHRENHEIT
+from homeassistant.const import TEMP_CELSIUS, TEMP_FAHRENHEIT
 from homeassistant.core import HomeAssistant
 
 from . import AqualinkEntity
@@ -55,5 +55,5 @@ class HassAqualinkSensor(AqualinkEntity, SensorEntity):
     def device_class(self) -> str | None:
         """Return the class of the sensor."""
         if self.dev.name.endswith("_temp"):
-            return DEVICE_CLASS_TEMPERATURE
+            return SensorDeviceClass.TEMPERATURE
         return None