diff --git a/homeassistant/components/gogogate2/config_flow.py b/homeassistant/components/gogogate2/config_flow.py
index d3df62c3b6e..e71046f7974 100644
--- a/homeassistant/components/gogogate2/config_flow.py
+++ b/homeassistant/components/gogogate2/config_flow.py
@@ -39,7 +39,9 @@ class Gogogate2FlowHandler(ConfigFlow, domain=DOMAIN):
         self, discovery_info: zeroconf.ZeroconfServiceInfo
     ) -> data_entry_flow.FlowResult:
         """Handle homekit discovery."""
-        await self.async_set_unique_id(discovery_info[zeroconf.ATTR_PROPERTIES]["id"])
+        await self.async_set_unique_id(
+            discovery_info[zeroconf.ATTR_PROPERTIES][zeroconf.ATTR_PROPERTIES_ID]
+        )
         return await self._async_discovery_handler(discovery_info[zeroconf.ATTR_HOST])
 
     async def async_step_dhcp(
diff --git a/homeassistant/components/homekit_controller/config_flow.py b/homeassistant/components/homekit_controller/config_flow.py
index 905aec83fe2..557fc3894c7 100644
--- a/homeassistant/components/homekit_controller/config_flow.py
+++ b/homeassistant/components/homekit_controller/config_flow.py
@@ -167,7 +167,7 @@ class HomekitControllerFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
                     properties={
                         "md": record["md"],
                         "pv": record["pv"],
-                        "id": unique_id,
+                        zeroconf.ATTR_PROPERTIES_ID: unique_id,
                         "c#": record["c#"],
                         "s#": record["s#"],
                         "ff": record["ff"],
@@ -212,7 +212,7 @@ class HomekitControllerFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
             for (key, value) in discovery_info[zeroconf.ATTR_PROPERTIES].items()
         }
 
-        if "id" not in properties:
+        if zeroconf.ATTR_PROPERTIES_ID not in properties:
             # This can happen if the TXT record is received after the PTR record
             # we will wait for the next update in this case
             _LOGGER.debug(
@@ -223,7 +223,7 @@ class HomekitControllerFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
 
         # The hkid is a unique random number that looks like a pairing code.
         # It changes if a device is factory reset.
-        hkid = properties["id"]
+        hkid = properties[zeroconf.ATTR_PROPERTIES_ID]
         model = properties["md"]
         name = discovery_info[zeroconf.ATTR_NAME].replace("._hap._tcp.local.", "")
         status_flags = int(properties["sf"])
diff --git a/homeassistant/components/zeroconf/__init__.py b/homeassistant/components/zeroconf/__init__.py
index 01b289f6d18..8735dc47b83 100644
--- a/homeassistant/components/zeroconf/__init__.py
+++ b/homeassistant/components/zeroconf/__init__.py
@@ -68,6 +68,9 @@ ATTR_PORT: Final = "port"
 ATTR_PROPERTIES: Final = "properties"
 ATTR_TYPE: Final = "type"
 
+# Attributes for ZeroconfServiceInfo[ATTR_PROPERTIES]
+ATTR_PROPERTIES_ID: Final = "id"
+
 
 CONFIG_SCHEMA = vol.Schema(
     {
diff --git a/tests/components/gogogate2/test_config_flow.py b/tests/components/gogogate2/test_config_flow.py
index 202e7840456..a70959cfd09 100644
--- a/tests/components/gogogate2/test_config_flow.py
+++ b/tests/components/gogogate2/test_config_flow.py
@@ -108,7 +108,7 @@ async def test_form_homekit_unique_id_already_setup(hass):
         DOMAIN,
         context={"source": config_entries.SOURCE_HOMEKIT},
         data=zeroconf.ZeroconfServiceInfo(
-            host="1.2.3.4", properties={"id": MOCK_MAC_ADDR}
+            host="1.2.3.4", properties={zeroconf.ATTR_PROPERTIES_ID: MOCK_MAC_ADDR}
         ),
     )
     assert result["type"] == RESULT_TYPE_FORM
@@ -130,7 +130,7 @@ async def test_form_homekit_unique_id_already_setup(hass):
         DOMAIN,
         context={"source": config_entries.SOURCE_HOMEKIT},
         data=zeroconf.ZeroconfServiceInfo(
-            host="1.2.3.4", properties={"id": MOCK_MAC_ADDR}
+            host="1.2.3.4", properties={zeroconf.ATTR_PROPERTIES_ID: MOCK_MAC_ADDR}
         ),
     )
     assert result["type"] == RESULT_TYPE_ABORT
@@ -149,7 +149,7 @@ async def test_form_homekit_ip_address_already_setup(hass):
         DOMAIN,
         context={"source": config_entries.SOURCE_HOMEKIT},
         data=zeroconf.ZeroconfServiceInfo(
-            host="1.2.3.4", properties={"id": MOCK_MAC_ADDR}
+            host="1.2.3.4", properties={zeroconf.ATTR_PROPERTIES_ID: MOCK_MAC_ADDR}
         ),
     )
     assert result["type"] == RESULT_TYPE_ABORT
@@ -162,7 +162,7 @@ async def test_form_homekit_ip_address(hass):
         DOMAIN,
         context={"source": config_entries.SOURCE_HOMEKIT},
         data=zeroconf.ZeroconfServiceInfo(
-            host="1.2.3.4", properties={"id": MOCK_MAC_ADDR}
+            host="1.2.3.4", properties={zeroconf.ATTR_PROPERTIES_ID: MOCK_MAC_ADDR}
         ),
     )
     assert result["type"] == RESULT_TYPE_FORM
@@ -237,7 +237,7 @@ async def test_discovered_by_homekit_and_dhcp(hass):
         DOMAIN,
         context={"source": config_entries.SOURCE_HOMEKIT},
         data=zeroconf.ZeroconfServiceInfo(
-            host="1.2.3.4", properties={"id": MOCK_MAC_ADDR}
+            host="1.2.3.4", properties={zeroconf.ATTR_PROPERTIES_ID: MOCK_MAC_ADDR}
         ),
     )
     assert result["type"] == RESULT_TYPE_FORM
diff --git a/tests/components/homekit_controller/test_config_flow.py b/tests/components/homekit_controller/test_config_flow.py
index 7ed4b7e5422..c375dc3dd4d 100644
--- a/tests/components/homekit_controller/test_config_flow.py
+++ b/tests/components/homekit_controller/test_config_flow.py
@@ -148,7 +148,7 @@ def get_device_discovery_info(
         properties={
             "md": record["md"],
             "pv": record["pv"],
-            "id": device.device_id,
+            zeroconf.ATTR_PROPERTIES_ID: device.device_id,
             "c#": record["c#"],
             "s#": record["s#"],
             "ff": record["ff"],
@@ -273,7 +273,7 @@ async def test_id_missing(hass, controller):
     discovery_info = get_device_discovery_info(device)
 
     # Remove id from device
-    del discovery_info["properties"]["id"]
+    del discovery_info[zeroconf.ATTR_PROPERTIES][zeroconf.ATTR_PROPERTIES_ID]
 
     # Device is discovered
     result = await hass.config_entries.flow.async_init(
@@ -289,7 +289,9 @@ async def test_discovery_ignored_model(hass, controller):
     """Already paired."""
     device = setup_mock_accessory(controller)
     discovery_info = get_device_discovery_info(device)
-    discovery_info[zeroconf.ATTR_PROPERTIES]["id"] = "AA:BB:CC:DD:EE:FF"
+    discovery_info[zeroconf.ATTR_PROPERTIES][
+        zeroconf.ATTR_PROPERTIES_ID
+    ] = "AA:BB:CC:DD:EE:FF"
     discovery_info[zeroconf.ATTR_PROPERTIES]["md"] = "HHKBridge1,1"
 
     # Device is discovered
@@ -317,7 +319,9 @@ async def test_discovery_ignored_hk_bridge(hass, controller):
         connections={(device_registry.CONNECTION_NETWORK_MAC, formatted_mac)},
     )
 
-    discovery_info[zeroconf.ATTR_PROPERTIES]["id"] = "AA:BB:CC:DD:EE:FF"
+    discovery_info[zeroconf.ATTR_PROPERTIES][
+        zeroconf.ATTR_PROPERTIES_ID
+    ] = "AA:BB:CC:DD:EE:FF"
 
     # Device is discovered
     result = await hass.config_entries.flow.async_init(
@@ -344,7 +348,9 @@ async def test_discovery_does_not_ignore_non_homekit(hass, controller):
         connections={(device_registry.CONNECTION_NETWORK_MAC, formatted_mac)},
     )
 
-    discovery_info[zeroconf.ATTR_PROPERTIES]["id"] = "AA:BB:CC:DD:EE:FF"
+    discovery_info[zeroconf.ATTR_PROPERTIES][
+        zeroconf.ATTR_PROPERTIES_ID
+    ] = "AA:BB:CC:DD:EE:FF"
 
     # Device is discovered
     result = await hass.config_entries.flow.async_init(
@@ -486,7 +492,9 @@ async def test_discovery_already_configured_update_csharp(hass, controller):
     # Set device as already paired
     discovery_info[zeroconf.ATTR_PROPERTIES]["sf"] = 0x00
     discovery_info[zeroconf.ATTR_PROPERTIES]["c#"] = 99999
-    discovery_info[zeroconf.ATTR_PROPERTIES]["id"] = "AA:BB:CC:DD:EE:FF"
+    discovery_info[zeroconf.ATTR_PROPERTIES][
+        zeroconf.ATTR_PROPERTIES_ID
+    ] = "AA:BB:CC:DD:EE:FF"
 
     # Device is discovered
     result = await hass.config_entries.flow.async_init(