diff --git a/custom_components/solaredge_modbus_multi/hub.py b/custom_components/solaredge_modbus_multi/hub.py
index c15c13fd..a7a4cff3 100644
--- a/custom_components/solaredge_modbus_multi/hub.py
+++ b/custom_components/solaredge_modbus_multi/hub.py
@@ -421,6 +421,10 @@ async def async_refresh_modbus_data(self) -> bool:
                 self.disconnect()
                 raise DataUpdateFailed(f"Connection failed: {e}")
 
+            except asyncio.TimeoutError as e:
+                self.disconnect()
+                raise DataUpdateFailed(f"Modbus timeout: {e}")
+
         if not self._keep_modbus_open:
             self.disconnect()