diff --git a/pysma/definitions.py b/pysma/definitions.py
index 6801168..1295f3c 100644
--- a/pysma/definitions.py
+++ b/pysma/definitions.py
@@ -19,7 +19,14 @@
     l10n_translate=True,
     enabled=False,
 )
-
+#: Operating status
+operating_status = Sensor(
+    "6180_08412B00",
+    "operating_status",
+    path=JMESPATHS_TAG,
+    l10n_translate=True,
+    enabled=False,
+)
 # Status - Operation - Inverter
 #: General operating status
 inverter_condition = Sensor(
@@ -544,6 +551,7 @@
         inverter_power_limit,
         inverter_system_init,
         operating_status_general,
+        operating_status,
         power_l1,
         power_l2,
         power_l3,
diff --git a/tests/__init__.py b/tests/__init__.py
index aa3d93b..47a507c 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -4598,7 +4598,7 @@ def mock_aioresponse():
                 }
             }
         },
-        47,
+        48,
         id="STP 10.0 SE, no energy meter, no optimizers",
     ),
     pytest.param(
@@ -5631,7 +5631,7 @@ def mock_aioresponse():
                 }
             }
         },
-        68,
+        69,
         id="STP 6.0 SE, with energy meter, no optimizers",
     ),
     pytest.param(
@@ -6156,7 +6156,7 @@ def mock_aioresponse():
                 }
             }
         },
-        66,
+        67,
         id="STP 10.0 SE, with energy meter, no optimizers",
     ),
     pytest.param(