diff --git a/src-lib/libopenzwave/libopenzwave.pyx b/src-lib/libopenzwave/libopenzwave.pyx
index 2753a7d5..487646d7 100644
--- a/src-lib/libopenzwave/libopenzwave.pyx
+++ b/src-lib/libopenzwave/libopenzwave.pyx
@@ -4950,3 +4950,25 @@ sceneGetValues_
 
         '''
         return self.manager.ActivateScene(sceneid)
+
+    def sendRawData(self, homeId, nodeId, logText, msgType, sendSecure, content):
+        '''
+.. _sendRawData:
+
+Send a custom message to a node.
+
+:param homeId: The ID of the network.
+:type homeId: int
+:param nodeId: The ID of the target node.
+:type nodeId: int
+:param logText: The text to prefix the resulting log message.
+:type logText: str
+:param msgType: The type of the message.
+:type msgType: int
+:param sendSecure: Indicates whether the packet should be encrypted (if the CC accepts it).
+:type sendSecure: bool
+:param content: The message content.
+:type content: bytes
+        '''
+        return self.manager.SendRawData(homeId, nodeId, logText, msgType, sendSecure, content, len(content))
+
diff --git a/src-lib/libopenzwave/manager.pxd b/src-lib/libopenzwave/manager.pxd
index 93f7203f..7634fe0a 100644
--- a/src-lib/libopenzwave/manager.pxd
+++ b/src-lib/libopenzwave/manager.pxd
@@ -246,6 +246,7 @@ cdef extern from "Manager.h" namespace "OpenZWave":
         void SetSceneLabel( uint8_t sceneId, string value )
         bool SceneExists( uint8_t sceneId )
         bool ActivateScene( uint8_t sceneId )
+        void SendRawData( uint32_t _homeId, uint8_t _nodeId, string _logText, uint8_t _msgType, bool _sendSecure, uint8_t* _content, uint8_t _length )
 
 cdef extern from "Manager.h" namespace "OpenZWave::Manager":
     Manager* Create()