diff --git a/homeassistant/components/toon/const.py b/homeassistant/components/toon/const.py
index a5f57f95cd4..c814134f767 100644
--- a/homeassistant/components/toon/const.py
+++ b/homeassistant/components/toon/const.py
@@ -5,11 +5,7 @@ from homeassistant.components.binary_sensor import (
     DEVICE_CLASS_CONNECTIVITY,
     DEVICE_CLASS_PROBLEM,
 )
-from homeassistant.components.sensor import (
-    DEVICE_CLASS_ENERGY,
-    DEVICE_CLASS_POWER,
-    DEVICE_CLASS_TEMPERATURE,
-)
+from homeassistant.components.sensor import DEVICE_CLASS_POWER, DEVICE_CLASS_TEMPERATURE
 from homeassistant.const import (
     ATTR_DEVICE_CLASS,
     ATTR_ICON,
@@ -196,7 +192,7 @@ SENSOR_ENTITIES = {
         ATTR_SECTION: "power_usage",
         ATTR_MEASUREMENT: "day_average",
         ATTR_UNIT_OF_MEASUREMENT: ENERGY_KILO_WATT_HOUR,
-        ATTR_DEVICE_CLASS: DEVICE_CLASS_ENERGY,
+        ATTR_DEVICE_CLASS: None,
         ATTR_ICON: "mdi:power-plug",
         ATTR_DEFAULT_ENABLED: False,
     },
@@ -214,7 +210,7 @@ SENSOR_ENTITIES = {
         ATTR_SECTION: "power_usage",
         ATTR_MEASUREMENT: "day_usage",
         ATTR_UNIT_OF_MEASUREMENT: ENERGY_KILO_WATT_HOUR,
-        ATTR_DEVICE_CLASS: DEVICE_CLASS_ENERGY,
+        ATTR_DEVICE_CLASS: None,
         ATTR_ICON: "mdi:power-plug",
         ATTR_DEFAULT_ENABLED: True,
     },
@@ -223,7 +219,7 @@ SENSOR_ENTITIES = {
         ATTR_SECTION: "power_usage",
         ATTR_MEASUREMENT: "meter_high",
         ATTR_UNIT_OF_MEASUREMENT: ENERGY_KILO_WATT_HOUR,
-        ATTR_DEVICE_CLASS: DEVICE_CLASS_ENERGY,
+        ATTR_DEVICE_CLASS: None,
         ATTR_ICON: "mdi:power-plug",
         ATTR_DEFAULT_ENABLED: False,
     },
@@ -232,7 +228,7 @@ SENSOR_ENTITIES = {
         ATTR_SECTION: "power_usage",
         ATTR_MEASUREMENT: "meter_low",
         ATTR_UNIT_OF_MEASUREMENT: ENERGY_KILO_WATT_HOUR,
-        ATTR_DEVICE_CLASS: DEVICE_CLASS_ENERGY,
+        ATTR_DEVICE_CLASS: None,
         ATTR_ICON: "mdi:power-plug",
         ATTR_DEFAULT_ENABLED: False,
     },
@@ -250,7 +246,7 @@ SENSOR_ENTITIES = {
         ATTR_SECTION: "power_usage",
         ATTR_MEASUREMENT: "meter_produced_high",
         ATTR_UNIT_OF_MEASUREMENT: ENERGY_KILO_WATT_HOUR,
-        ATTR_DEVICE_CLASS: DEVICE_CLASS_ENERGY,
+        ATTR_DEVICE_CLASS: None,
         ATTR_ICON: "mdi:power-plug",
         ATTR_DEFAULT_ENABLED: False,
     },
@@ -259,7 +255,7 @@ SENSOR_ENTITIES = {
         ATTR_SECTION: "power_usage",
         ATTR_MEASUREMENT: "meter_produced_low",
         ATTR_UNIT_OF_MEASUREMENT: ENERGY_KILO_WATT_HOUR,
-        ATTR_DEVICE_CLASS: DEVICE_CLASS_ENERGY,
+        ATTR_DEVICE_CLASS: None,
         ATTR_ICON: "mdi:power-plug",
         ATTR_DEFAULT_ENABLED: False,
     },
@@ -295,7 +291,7 @@ SENSOR_ENTITIES = {
         ATTR_SECTION: "power_usage",
         ATTR_MEASUREMENT: "day_produced_solar",
         ATTR_UNIT_OF_MEASUREMENT: ENERGY_KILO_WATT_HOUR,
-        ATTR_DEVICE_CLASS: DEVICE_CLASS_ENERGY,
+        ATTR_DEVICE_CLASS: None,
         ATTR_ICON: "mdi:solar-power",
         ATTR_DEFAULT_ENABLED: True,
     },
@@ -304,7 +300,7 @@ SENSOR_ENTITIES = {
         ATTR_SECTION: "power_usage",
         ATTR_MEASUREMENT: "day_to_grid_usage",
         ATTR_UNIT_OF_MEASUREMENT: ENERGY_KILO_WATT_HOUR,
-        ATTR_DEVICE_CLASS: DEVICE_CLASS_ENERGY,
+        ATTR_DEVICE_CLASS: None,
         ATTR_ICON: "mdi:solar-power",
         ATTR_DEFAULT_ENABLED: False,
     },
@@ -313,7 +309,7 @@ SENSOR_ENTITIES = {
         ATTR_SECTION: "power_usage",
         ATTR_MEASUREMENT: "day_from_grid_usage",
         ATTR_UNIT_OF_MEASUREMENT: ENERGY_KILO_WATT_HOUR,
-        ATTR_DEVICE_CLASS: DEVICE_CLASS_ENERGY,
+        ATTR_DEVICE_CLASS: None,
         ATTR_ICON: "mdi:power-plug",
         ATTR_DEFAULT_ENABLED: False,
     },