diff --git a/Shelly_Parser_MQTT/module.php b/Shelly_Parser_MQTT/module.php
index e794d2d..d6da48d 100644
--- a/Shelly_Parser_MQTT/module.php
+++ b/Shelly_Parser_MQTT/module.php
@@ -73,32 +73,41 @@ class Shelly_Parser_MQTT extends IPSModule
      * ---------------------------------------------------------*/
     public function RequestAction($Ident, $Value)
     {
-        // Output? z.B. BE_1_3_14_output_0
         if (str_contains($Ident, '_output_')) {
 
-            SetValue(IPS_GetObjectIDByIdent($Ident, $this->FindDeviceFolder($Ident)), $Value);
+            // Lokale Variable setzen
+            $varID = $this->FindVariableByIdent($Ident);
+            if ($varID) {
+                SetValue($varID, $Value);
+            }
 
-            // Device & Index extrahieren
+            // device + index ermitteln
             $parts = explode('_output_', $Ident);
             $deviceID = $parts[0];
             $index    = (int)$parts[1];
 
-            $topic = $deviceID . '/rpc/Switch.Set';
+            // GEN3 / GEN4 / PRO → Switch.Set muss im rpc-Root gesendet werden
+            $topic = $deviceID . '/rpc';
 
             $payload = json_encode([
-                'id' => $index,
-                'on' => (bool)$Value
+                "id"      => 1,
+                "src"     => "ips",
+                "method"  => "Switch.Set",
+                "params"  => [
+                    "id" => $index,
+                    "on" => (bool)$Value
+                ]
             ]);
 
             $this->Publish($topic, $payload);
+
+            IPS_LogMessage("Shelly_Parser_MQTT", "SEND → $topic : $payload");
             return;
         }
-
-        // andere Variablen (falls nötig)
-        throw new Exception("Unknown Ident $Ident");
     }
 
 
+
     /* ---------------------------------------------------------
      * RECEIVE MQTT DATA
      * ---------------------------------------------------------*/
@@ -295,7 +304,7 @@ class Shelly_Parser_MQTT extends IPSModule
 
         return $folderID;
     }
-    
+
         private function FindDeviceFolder(string $Ident): int
     {
         foreach (IPS_GetChildrenIDs($this->InstanceID) as $folder) {