diff --git a/homeassistant/components/netgear/sensor.py b/homeassistant/components/netgear/sensor.py
index a350bfe92656fca20aabdff594576eeee75d90af..3c4e13748cfda7b8d2e43702d72c7633a9b879fe 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(