diff --git a/custom_components/foxess_modbus/entities/entity_descriptions.py b/custom_components/foxess_modbus/entities/entity_descriptions.py
index 6208b99..fed90d0 100644
--- a/custom_components/foxess_modbus/entities/entity_descriptions.py
+++ b/custom_components/foxess_modbus/entities/entity_descriptions.py
@@ -1911,6 +1911,7 @@ def _inner(
         batvolt: list[ModbusAddressesSpec],
         bat_current: list[ModbusAddressesSpec],
         battery_soc: list[ModbusAddressesSpec],
+        battery_soh: list[ModbusAddressesSpec],
         battery_temp: list[ModbusAddressesSpec],
         bms_cell_temp_high: list[ModbusAddressesSpec],
         bms_cell_temp_low: list[ModbusAddressesSpec],
@@ -1954,6 +1955,17 @@ def _inner(
             signed=False,
             validate=[Range(0, 100)],
         )
+        yield ModbusBatterySensorDescription(
+            key=f"battery_soh{key_suffix}",
+            addresses=battery_soh,
+            bms_connect_state_address=bms_connect_state_address,
+            name=f"Battery{name_infix} SoH",
+            device_class=SensorDeviceClass.BATTERY,
+            state_class=SensorStateClass.MEASUREMENT,
+            native_unit_of_measurement="%",
+            signed=False,
+            validate=[Range(0, 100)],
+        )
         yield ModbusBatterySensorDescription(
             key=f"battery_temp{key_suffix}",
             addresses=battery_temp,
@@ -2040,6 +2052,11 @@ def _inner(
             ModbusAddressesSpec(holding=[31024], models=Inv.H1_G1 | Inv.H1_LAN | Inv.H1_G2 | Inv.KH_119),
             ModbusAddressesSpec(holding=[31038], models=Inv.H3_SET),
         ],
+        battery_soh=[
+            ModbusAddressesSpec(input=[11104], models=Inv.KH_PRE119),
+            ModbusAddressesSpec(holding=[37624], models=Inv.H1_G2 | Inv.KH_119),
+            ModbusAddressesSpec(holding=[31090], models=Inv.H3_SET),
+        ],
         battery_temp=[
             ModbusAddressesSpec(input=[11038], models=Inv.H1_G1 | Inv.KH_PRE119),
             ModbusAddressesSpec(holding=[31023], models=Inv.H1_G1 | Inv.H1_LAN | Inv.H1_G2 | Inv.KH_119),
@@ -2068,6 +2085,7 @@ def _inner(
         batvolt=[ModbusAddressesSpec(holding=[37609], models=Inv.H3_PRO)],
         bat_current=[ModbusAddressesSpec(holding=[37610], models=Inv.H3_PRO)],
         battery_soc=[ModbusAddressesSpec(holding=[37612], models=Inv.H3_PRO)],
+        battery_soh=[ModbusAddressesSpec(holding=[37624], models=Inv.H3_PRO)],
         battery_temp=[ModbusAddressesSpec(holding=[37611], models=Inv.H3_PRO)],
         bms_cell_temp_high=[ModbusAddressesSpec(holding=[37617], models=Inv.H3_PRO)],
         bms_cell_temp_low=[ModbusAddressesSpec(holding=[37618], models=Inv.H3_PRO)],
@@ -2081,6 +2099,7 @@ def _inner(
         batvolt=[ModbusAddressesSpec(holding=[38307], models=Inv.H3_PRO)],
         bat_current=[ModbusAddressesSpec(holding=[38308], models=Inv.H3_PRO)],
         battery_soc=[ModbusAddressesSpec(holding=[38310], models=Inv.H3_PRO)],
+        battery_soh=[ModbusAddressesSpec(holding=[38322], models=Inv.H3_PRO)],
         battery_temp=[ModbusAddressesSpec(holding=[38309], models=Inv.H3_PRO)],
         bms_cell_temp_high=[ModbusAddressesSpec(holding=[38315], models=Inv.H3_PRO)],
         bms_cell_temp_low=[ModbusAddressesSpec(holding=[38316], models=Inv.H3_PRO)],
diff --git a/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.AIO_H3].json b/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.AIO_H3].json
index f1fcc17..b1cddbe 100644
--- a/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.AIO_H3].json
+++ b/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.AIO_H3].json
@@ -109,6 +109,18 @@
     "signed": false,
     "type": "sensor"
   },
+  {
+    "addresses": {
+      "holding": [
+        31090
+      ]
+    },
+    "key": "battery_soh",
+    "name": "Battery SoH",
+    "scale": null,
+    "signed": false,
+    "type": "sensor"
+  },
   {
     "addresses": {
       "holding": [
diff --git a/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.H1_G2].json b/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.H1_G2].json
index 32de430..c05ab30 100644
--- a/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.H1_G2].json
+++ b/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.H1_G2].json
@@ -97,6 +97,18 @@
     "signed": false,
     "type": "sensor"
   },
+  {
+    "addresses": {
+      "holding": [
+        37624
+      ]
+    },
+    "key": "battery_soh",
+    "name": "Battery SoH",
+    "scale": null,
+    "signed": false,
+    "type": "sensor"
+  },
   {
     "addresses": {
       "holding": [
diff --git a/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.H3].json b/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.H3].json
index f1fcc17..b1cddbe 100644
--- a/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.H3].json
+++ b/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.H3].json
@@ -109,6 +109,18 @@
     "signed": false,
     "type": "sensor"
   },
+  {
+    "addresses": {
+      "holding": [
+        31090
+      ]
+    },
+    "key": "battery_soh",
+    "name": "Battery SoH",
+    "scale": null,
+    "signed": false,
+    "type": "sensor"
+  },
   {
     "addresses": {
       "holding": [
diff --git a/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.H3_PRO].json b/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.H3_PRO].json
index 7a862ca..8070c35 100644
--- a/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.H3_PRO].json
+++ b/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.H3_PRO].json
@@ -177,6 +177,30 @@
     "signed": false,
     "type": "sensor"
   },
+  {
+    "addresses": {
+      "holding": [
+        37624
+      ]
+    },
+    "key": "battery_soh_1",
+    "name": "Battery 1 SoH",
+    "scale": null,
+    "signed": false,
+    "type": "sensor"
+  },
+  {
+    "addresses": {
+      "holding": [
+        38322
+      ]
+    },
+    "key": "battery_soh_2",
+    "name": "Battery 2 SoH",
+    "scale": null,
+    "signed": false,
+    "type": "sensor"
+  },
   {
     "addresses": {
       "holding": [
diff --git a/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.KH_119].json b/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.KH_119].json
index fa32b63..3ebc8af 100644
--- a/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.KH_119].json
+++ b/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.KH_119].json
@@ -97,6 +97,18 @@
     "signed": false,
     "type": "sensor"
   },
+  {
+    "addresses": {
+      "holding": [
+        37624
+      ]
+    },
+    "key": "battery_soh",
+    "name": "Battery SoH",
+    "scale": null,
+    "signed": false,
+    "type": "sensor"
+  },
   {
     "addresses": {
       "holding": [
diff --git a/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.KH_PRE119].json b/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.KH_PRE119].json
index 85f14ed..da7f8c3 100644
--- a/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.KH_PRE119].json
+++ b/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.KH_PRE119].json
@@ -109,6 +109,18 @@
     "signed": false,
     "type": "sensor"
   },
+  {
+    "addresses": {
+      "input": [
+        11104
+      ]
+    },
+    "key": "battery_soh",
+    "name": "Battery SoH",
+    "scale": null,
+    "signed": false,
+    "type": "sensor"
+  },
   {
     "addresses": {
       "input": [
diff --git a/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.KUARA_H3].json b/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.KUARA_H3].json
index f1fcc17..b1cddbe 100644
--- a/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.KUARA_H3].json
+++ b/tests/__snapshots__/test_entity_descriptions/test_entity_descriptions_for_model[Inv.KUARA_H3].json
@@ -109,6 +109,18 @@
     "signed": false,
     "type": "sensor"
   },
+  {
+    "addresses": {
+      "holding": [
+        31090
+      ]
+    },
+    "key": "battery_soh",
+    "name": "Battery SoH",
+    "scale": null,
+    "signed": false,
+    "type": "sensor"
+  },
   {
     "addresses": {
       "holding": [