diff --git a/homeassistant/components/huawei_lte/binary_sensor.py b/homeassistant/components/huawei_lte/binary_sensor.py
index b053e801c95..9a5f148d138 100644
--- a/homeassistant/components/huawei_lte/binary_sensor.py
+++ b/homeassistant/components/huawei_lte/binary_sensor.py
@@ -81,11 +81,14 @@ class HuaweiLteBaseBinarySensor(HuaweiLteBaseEntity, BinarySensorEntity):
         try:
             value = self.router.data[self.key][self.item]
         except KeyError:
+            value = None
             _LOGGER.debug("%s[%s] not in data", self.key, self.item)
+        if value is None:
+            self._raw_state = value
             self._available = False
-            return
-        self._available = True
-        self._raw_state = str(value)
+        else:
+            self._raw_state = str(value)
+            self._available = True
 
 
 CONNECTION_STATE_ATTRIBUTES = {
diff --git a/homeassistant/components/huawei_lte/sensor.py b/homeassistant/components/huawei_lte/sensor.py
index 56bb6dbcdf9..3815ac831b5 100644
--- a/homeassistant/components/huawei_lte/sensor.py
+++ b/homeassistant/components/huawei_lte/sensor.py
@@ -434,12 +434,11 @@ class HuaweiLteSensor(HuaweiLteBaseEntity):
             value = self.router.data[self.key][self.item]
         except KeyError:
             _LOGGER.debug("%s[%s] not in data", self.key, self.item)
-            self._available = False
-            return
-        self._available = True
+            value = None
 
         formatter = self.meta.formatter
         if not callable(formatter):
             formatter = format_default
 
         self._state, self._unit = formatter(value)
+        self._available = value is not None