diff --git a/custom_components/solax_modbus/manifest.json b/custom_components/solax_modbus/manifest.json
index 764400e0..783147fc 100644
--- a/custom_components/solax_modbus/manifest.json
+++ b/custom_components/solax_modbus/manifest.json
@@ -10,5 +10,5 @@
   "iot_class": "local_polling",
   "issue_tracker": "https://github.com/wills106/homsassistant-solax-modbus/issues",
   "requirements": ["pymodbus>=3.6.8"],
-  "version": "2024.11.1"
+  "version": "2024.11.2"
 }
diff --git a/custom_components/solax_modbus/plugin_growatt.py b/custom_components/solax_modbus/plugin_growatt.py
index 77904e8a..dae70c92 100644
--- a/custom_components/solax_modbus/plugin_growatt.py
+++ b/custom_components/solax_modbus/plugin_growatt.py
@@ -556,6 +556,28 @@ def value_function_inverter_module(initval, descr, datadict):
     #  Normal select types
     #
     ###
+    GrowattModbusSelectEntityDescription(
+        name = "Inverter Switch",
+        key = "inverter_switch",
+        register = 0,
+        option_dict = {
+                0: "Inverter Off",
+                1: "Inverter On", },
+        allowedtypes = GEN | SPF,
+        icon = "mdi:dip-switch",
+    ),
+    GrowattModbusSelectEntityDescription(
+        name = "Inverter Switch",
+        key = "inverter_switch",
+        register = 0,
+        option_dict = {
+                0: "Inverter Off",
+                1: "Inverter On",
+                2: "BDC Off",
+                3: "BDC On", },
+        allowedtypes = GEN2 | GEN3 | GEN4,
+        icon = "mdi:dip-switch",
+    ),
     GrowattModbusSelectEntityDescription(
         name = "Select baud rate",
         key = "select_baud_rate",
@@ -1370,6 +1392,24 @@ def value_function_inverter_module(initval, descr, datadict):
 # ================================= Sennsor Declarations ============================================================
 
 SENSOR_TYPES: list[GrowattModbusSensorEntityDescription] = [
+    GrowattModbusSensorEntityDescription(
+        key = "inverter_switch",
+        register = 0,
+        scale = { 0: "Inverter Off",
+                  1: "Inverter On", },
+        allowedtypes = GEN | SPF,
+        internal = True,
+    ),
+    GrowattModbusSensorEntityDescription(
+        key = "inverter_switch",
+        register = 0,
+        scale = { 0: "Inverter Off",
+                  1: "Inverter On",
+                  2: "BDC Off",
+                  3: "BDC On", },
+        allowedtypes = GEN2 | GEN3 | GEN4,
+        internal = True,
+    ),
     GrowattModbusSensorEntityDescription(
         key = "active_power_limit",
         register = 3,
diff --git a/custom_components/solax_modbus/plugin_solax.py b/custom_components/solax_modbus/plugin_solax.py
index 1adba5c9..af26ae36 100644
--- a/custom_components/solax_modbus/plugin_solax.py
+++ b/custom_components/solax_modbus/plugin_solax.py
@@ -6101,14 +6101,14 @@ def value_function_battery_voltage_cell_difference(initval, descr, datadict):
         key = "firmware_dsp",
         register = 0x33D,
         allowedtypes = MIC | GEN,
-        blacklist=('MU802T',),
+        blacklist=('MC502T', 'MU802T',),
         internal = True,
     ),
     SolaXModbusSensorEntityDescription(
         key = "firmware_arm",
         register = 0x33E,
         allowedtypes = MIC | GEN,
-        blacklist=('MU802T',),
+        blacklist=('MC502T', 'MU802T',),
         internal = True,
     ),
     SolaXModbusSensorEntityDescription(
@@ -7690,6 +7690,9 @@ async def async_determineInverterType(self, hub, configdict):
         elif seriesnumber.startswith('MU803T'):
             invertertype = MIC | GEN | X3 # MIC X3
             self.inverter_model = "X3-MIC"
+        elif seriesnumber.startswith('MU902T'):
+            invertertype = MIC | GEN | X3 # MIC X3
+            self.inverter_model = "X3-MIC"
         elif seriesnumber.startswith('MC806T'):
             invertertype = MIC | GEN2 | X3 # MIC X3
             self.inverter_model = "X3-MIC"