diff --git a/fhem/CHANGED b/fhem/CHANGED
index b765d4161..826020ea0 100644
--- a/fhem/CHANGED
+++ b/fhem/CHANGED
@@ -1,5 +1,6 @@
 # Add changes at the top of the list. Keep it in ASCII, and 80-char wide.
 # Do not insert empty lines here, update check depends on it.
+  - changed: 37_harmony: added set inactive/active commands
   - bugfix: 31_Nello: syntax error
   - feature: fhemweb_iconRadio.js: add a user defined class to svg icons by
              prefix class<classname>@, improved matching for a numeric sequence
diff --git a/fhem/FHEM/37_harmony.pm b/fhem/FHEM/37_harmony.pm
index 413317ff3..39e0af178 100644
--- a/fhem/FHEM/37_harmony.pm
+++ b/fhem/FHEM/37_harmony.pm
@@ -508,8 +508,8 @@ harmony_Set($$@)
     return undef;
 
   } elsif( $cmd eq "reconnect" ) {
-    delete $hash->{helper}{UserAuthToken} if( $param eq "all" );
-    delete $hash->{identity} if( $param eq "all" );
+    delete $hash->{helper}{UserAuthToken} if( $param && $param eq "all" );
+    delete $hash->{identity} if( $param && $param eq "all" );
     harmony_connect($hash);
 
     return undef;
@@ -537,6 +537,19 @@ harmony_Set($$@)
 
     return undef;
 
+  } elsif( $cmd eq "active" ) {
+    return "can't activate disabled hub." if(AttrVal($name, "disable", undef));
+
+    $hash->{ConnectionState} = "Disconnected";
+    readingsSingleUpdate( $hash, "state", $hash->{ConnectionState}, 1 );
+    harmony_connect($hash);
+    return undef;
+
+  } elsif( $cmd eq "inactive" ) {
+    harmony_disconnect($hash);
+    readingsSingleUpdate($hash, "state", "inactive", 1);
+    return undef;
+
   } elsif( $cmd eq "xxx" ) {
     #harmony_sendIq($hash, "<oa xmlns='connect.logitech.com' mime='vnd.logtech.setup/vnd.logitech.firmware?check' token=''>format=json</oa>");
     #harmony_sendIq($hash, "<oa xmlns='connect.logitech.com' mime='vnd.logtech.setup/vnd.logitech.firmware?status' token=''>format=json</oa>");
@@ -607,7 +620,7 @@ harmony_Set($$@)
 
   $list .= " channel" if( defined($hash->{currentActivityID}) && $hash->{currentActivityID} != -1 );
 
-  $list .= " command getConfig:noArg getCurrentActivity:noArg off:noArg reconnect:noArg sleeptimer sync:noArg text cursor:up,down,left,right,pageUp,pageDown,home,end special:previousTrack,nextTrack,stop,playPause,volumeUp,volumeDown,mute";
+  $list .= " command active:noArg inactive:noArg getConfig:noArg getCurrentActivity:noArg off:noArg reconnect:noArg sleeptimer sync:noArg text cursor:up,down,left,right,pageUp,pageDown,home,end special:previousTrack,nextTrack,stop,playPause,volumeUp,volumeDown,mute";
 
   $list .= " update:noArg" if( $hash->{hubUpdate} );
 
@@ -1222,7 +1235,7 @@ harmony_connect($)
   my ($hash) = @_;
   my $name = $hash->{NAME};
 
-  return if( AttrVal($hash->{NAME}, "disable", 0) );
+  return if( IsDisabled($name) );
 
   harmony_disconnect($hash);
 
@@ -1407,7 +1420,7 @@ harmony_autocreate($;$)
 
   #foreach my $d (keys %defs) {
   #  next if($defs{$d}{TYPE} ne "autocreate");
-  #  return undef if(AttrVal($defs{$d}{NAME},"disable",undef));
+  #  return undef if( IsDisabled($defs{$d}{NAME} ) );
   #}
 
   my $autocreated = 0;
@@ -1884,6 +1897,15 @@ harmony_decrypt($)
       of these devices will be updatet with the power state defined in these activites.</li>
     <li>update<br>
       triggers a firmware update. only available if a new firmware is available.</li>
+    <li>inactive<br>
+      inactivates the current device. note the slight difference to the 
+      disable attribute: using set inactive the state is automatically saved
+      to the statefile on shutdown, there is no explicit save necesary.<br>
+      this command is intended to be used by scripts to temporarily
+      deactivate the harmony device.<br>
+      the concurrent setting of the disable attribute is not recommended.</li>
+    <li>active<br>
+      activates the current device (see inactive).</li>
   </ul>
   The command, hidDevice, text, cursor and special commmands are also available for the autocreated devices. The &lt;id&gt;|&ltname&gt; paramter hast to be omitted.<br><br>