diff --git a/schrack/integrationpluginschrack.cpp b/schrack/integrationpluginschrack.cpp
index 9be9271..e140c19 100644
--- a/schrack/integrationpluginschrack.cpp
+++ b/schrack/integrationpluginschrack.cpp
@@ -1,6 +1,6 @@
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 *
-* Copyright 2013 - 2021, nymea GmbH
+* Copyright 2013 - 2023, nymea GmbH
 * Contact: contact@nymea.io
 *
 * This file is part of nymea.
@@ -31,6 +31,8 @@
 #include "integrationpluginschrack.h"
 #include "plugininfo.h"
 
+#include <hardware/electricity.h>
+
 #include "ciondiscovery.h"
 
 IntegrationPluginSchrack::IntegrationPluginSchrack()
@@ -219,6 +221,14 @@ void IntegrationPluginSchrack::setupThing(ThingSetupInfo *info)
     // To prevent running out of sync we'll "uncache" min/max values too.
     thing->setStateMinMaxValues(cionMaxChargingCurrentStateTypeId, 6, 32);
 
+    connect(thing, &Thing::settingChanged, this, [this, thing](const ParamTypeId &paramTypeId, const QVariant &value){
+        if (paramTypeId == cionSettingsPhasesParamTypeId) {
+            qCInfo(dcSchrack()) << "The connected phases setting has changed to" << value.toString();
+            updatePhaseCount(thing, value.toString());
+        }
+    });
+
+    updatePhaseCount(thing, thing->setting(cionSettingsPhasesParamTypeId).toString());
 }
 
 void IntegrationPluginSchrack::postSetupThing(Thing *thing)
@@ -332,3 +342,9 @@ void IntegrationPluginSchrack::waitForActionFinish(ThingActionInfo *info, Modbus
         }
     });
 }
+
+void IntegrationPluginSchrack::updatePhaseCount(Thing *thing, const QString &phases)
+{
+    thing->setStateValue(cionUsedPhasesStateTypeId, phases);
+    thing->setStateValue(cionPhaseCountStateTypeId, Electricity::getPhaseCount(Electricity::convertPhasesFromString(phases)));
+}
diff --git a/schrack/integrationpluginschrack.h b/schrack/integrationpluginschrack.h
index 0ec6053..1ee7f53 100644
--- a/schrack/integrationpluginschrack.h
+++ b/schrack/integrationpluginschrack.h
@@ -1,6 +1,6 @@
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 *
-* Copyright 2013 - 2021, nymea GmbH
+* Copyright 2013 - 2023, nymea GmbH
 * Contact: contact@nymea.io
 *
 * This file is part of nymea.
@@ -76,9 +76,10 @@ public:
 
 private:
     void waitForActionFinish(ThingActionInfo *info, ModbusRtuReply *reply, const StateTypeId &stateTypeId, const QVariant &value);
+    void updatePhaseCount(Thing *thing, const QString &phases);
+
 private:
     PluginTimer *m_refreshTimer = nullptr;
-
     QHash<Thing *, CionModbusRtuConnection *> m_cionConnections;
 };
 
diff --git a/schrack/integrationpluginschrack.json b/schrack/integrationpluginschrack.json
index 7210a3d..d99cad3 100644
--- a/schrack/integrationpluginschrack.json
+++ b/schrack/integrationpluginschrack.json
@@ -32,6 +32,16 @@
                             "readOnly": true
                         }
                     ],
+                    "settingsTypes": [
+                        {
+                            "id": "3b4f54d8-8dbf-4d72-837a-a444941e08a2",
+                            "name": "phases",
+                            "displayName": "Phases connected",
+                            "type": "QString",
+                            "allowedValues": ["A", "B", "C", "AB", "BC", "AC", "ABC"],
+                            "defaultValue": "A"
+                        }
+                    ],
                     "stateTypes": [
                         {
                             "id": "b7aa8e49-a6c0-4b48-b65e-47259686185f",
@@ -81,6 +91,23 @@
                             "type": "bool",
                             "defaultValue": false
                         },
+                        {
+                            "id": "0115466c-449c-4a9f-81a1-2f806a51e313",
+                            "name": "phaseCount",
+                            "displayName": "Active phases",
+                            "type": "uint",
+                            "minValue": 1,
+                            "maxValue": 3,
+                            "defaultValue": 1
+                        },
+                        {
+                            "id": "879345c0-2c18-4b18-964b-d87363dda382",
+                            "name": "usedPhases",
+                            "displayName": "Used phases",
+                            "type": "QString",
+                            "possibleValues": ["A", "B", "C", "AB", "BC", "AC", "ABC"],
+                            "defaultValue": "A"
+                        },
                         {
                             "id": "33780b19-4855-4b5c-bd84-cec8400309be",
                             "name": "currentVersion",