diff --git a/homeassistant/components/netgear/sensor.py b/homeassistant/components/netgear/sensor.py
index a350bfe9265..3c4e13748cf 100644
--- a/homeassistant/components/netgear/sensor.py
+++ b/homeassistant/components/netgear/sensor.py
@@ -58,7 +58,6 @@ SENSOR_TYPES = {
         key="signal",
         name="signal strength",
         native_unit_of_measurement=PERCENTAGE,
-        device_class=SensorDeviceClass.SIGNAL_STRENGTH,
         entity_category=EntityCategory.DIAGNOSTIC,
     ),
     "ssid": SensorEntityDescription(