diff --git a/homeassistant/components/homekit_controller/const.py b/homeassistant/components/homekit_controller/const.py
index e5ef4b14448..32ce3c7a874 100644
--- a/homeassistant/components/homekit_controller/const.py
+++ b/homeassistant/components/homekit_controller/const.py
@@ -77,6 +77,7 @@ CHARACTERISTIC_PLATFORMS = {
     CharacteristicsTypes.VENDOR_EVE_ENERGY_WATT: "sensor",
     CharacteristicsTypes.VENDOR_EVE_DEGREE_AIR_PRESSURE: "sensor",
     CharacteristicsTypes.VENDOR_EVE_DEGREE_ELEVATION: "number",
+    CharacteristicsTypes.VENDOR_EVE_THERMO_VALVE_POSITION: "sensor",
     CharacteristicsTypes.VENDOR_HAA_SETUP: "button",
     CharacteristicsTypes.VENDOR_HAA_UPDATE: "button",
     CharacteristicsTypes.VENDOR_KOOGEEK_REALTIME_ENERGY: "sensor",
diff --git a/homeassistant/components/homekit_controller/sensor.py b/homeassistant/components/homekit_controller/sensor.py
index 5803b8aa839..0f481c5c7ee 100644
--- a/homeassistant/components/homekit_controller/sensor.py
+++ b/homeassistant/components/homekit_controller/sensor.py
@@ -337,6 +337,14 @@ SIMPLE_SENSOR: dict[str, HomeKitSensorEntityDescription] = {
         state_class=SensorStateClass.MEASUREMENT,
         native_unit_of_measurement=PERCENTAGE,
     ),
+    CharacteristicsTypes.VENDOR_EVE_THERMO_VALVE_POSITION: HomeKitSensorEntityDescription(
+        key=CharacteristicsTypes.VENDOR_EVE_THERMO_VALVE_POSITION,
+        name="Valve position",
+        icon="mdi:pipe-valve",
+        entity_category=EntityCategory.DIAGNOSTIC,
+        state_class=SensorStateClass.MEASUREMENT,
+        native_unit_of_measurement=PERCENTAGE,
+    ),
 }