diff --git a/libnymea/hardware/electricity.h b/libnymea/hardware/electricity.h
new file mode 100644
index 00000000..6e423e30
--- /dev/null
+++ b/libnymea/hardware/electricity.h
@@ -0,0 +1,87 @@
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+*
+* Copyright 2013 - 2022, nymea GmbH
+* Contact: contact@nymea.io
+*
+* This file is part of nymea.
+* This project including source code and documentation is protected by
+* copyright law, and remains the property of nymea GmbH. All rights, including
+* reproduction, publication, editing and translation, are reserved. The use of
+* this project is subject to the terms of a license agreement to be concluded
+* with nymea GmbH in accordance with the terms of use of nymea GmbH, available
+* under https://nymea.io/license
+*
+* GNU Lesser General Public License Usage
+* Alternatively, this project may be redistributed and/or modified under the
+* terms of the GNU Lesser General Public License as published by the Free
+* Software Foundation; version 3. This project is distributed in the hope that
+* it will be useful, but WITHOUT ANY WARRANTY; without even the implied
+* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+* Lesser General Public License for more details.
+*
+* You should have received a copy of the GNU Lesser General Public License
+* along with this project. If not, see <https://www.gnu.org/licenses/>.
+*
+* For any further details and any questions please contact us under
+* contact@nymea.io or see our FAQ/Licensing Information on
+* https://nymea.io/license/faq
+*
+* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+#ifndef ELECTRICITY_H
+#define ELECTRICITY_H
+
+#include "libnymea.h"
+
+#include <QString>
+#include <qobjectdefs.h>
+
+class LIBNYMEA_EXPORT Electricity
+{
+    Q_GADGET
+public:
+    enum Phase {
+        PhaseNone = 0x00,
+        PhaseA = 0x01,
+        PhaseB = 0x02,
+        PhaseC = 0x04,
+        PhaseAll = 0x07,
+        PhaseUnknown = 0xff
+    };
+    Q_DECLARE_FLAGS(Phases, Phase)
+    Q_FLAG(Phases)
+
+    static Phases convertPhasesFromString(const QString &phasesString) {
+        Phases phases = PhaseUnknown;
+
+        if (phasesString.contains("A"))
+            phases |= PhaseA;
+
+        if (phasesString.contains("B"))
+            phases |= PhaseB;
+
+        if (phasesString.contains("C"))
+            phases |= PhaseC;
+
+        return phases;
+    };
+
+    static uint getPhaseCount(Phases phases) {
+        uint count = 0;
+
+        if (phases.testFlag(PhaseA))
+            count++;
+
+        if (phases.testFlag(PhaseB))
+            count++;
+
+        if (phases.testFlag(PhaseC))
+            count++;
+
+        return count;
+    }
+};
+
+Q_DECLARE_OPERATORS_FOR_FLAGS(Electricity::Phases)
+
+#endif // ELECTRICITY_H
diff --git a/libnymea/libnymea.pro b/libnymea/libnymea.pro
index 5be73135..414a969e 100644
--- a/libnymea/libnymea.pro
+++ b/libnymea/libnymea.pro
@@ -14,6 +14,7 @@ PKGCONFIG += nymea-zigbee nymea-mqtt nymea-gpio
 QMAKE_LFLAGS += -fPIC
 
 HEADERS += \
+    hardware/electricity.h \
     hardware/modbus/modbusrtuhardwareresource.h \
     hardware/modbus/modbusrtumaster.h \
     hardware/modbus/modbusrtureply.h \