diff --git a/homeassistant/components/switchbot/config_flow.py b/homeassistant/components/switchbot/config_flow.py
index eba40d46058..2d4e61bada5 100644
--- a/homeassistant/components/switchbot/config_flow.py
+++ b/homeassistant/components/switchbot/config_flow.py
@@ -112,7 +112,7 @@ class SwitchbotConfigFlow(ConfigFlow, domain=DOMAIN):
         unconfigured_devices = {
             device["mac_address"]: f"{device['mac_address']} {device['modelName']}"
             for device in self._discovered_devices.values()
-            if device["modelName"] in SUPPORTED_MODEL_TYPES
+            if device.get("modelName") in SUPPORTED_MODEL_TYPES
             and device["mac_address"] not in configured_devices
         }
 
diff --git a/tests/components/switchbot/conftest.py b/tests/components/switchbot/conftest.py
index 8e90547a18f..52e5fd4fa15 100644
--- a/tests/components/switchbot/conftest.py
+++ b/tests/components/switchbot/conftest.py
@@ -41,6 +41,12 @@ class MocGetSwitchbotDevices:
                 "model": "c",
                 "modelName": "WoCurtain",
             },
+            "ffffff19ffff": {
+                "mac_address": "ff:ff:ff:19:ff:ff",
+                "Flags": "06",
+                "Manufacturer": "5900ffffff19ffff",
+                "Complete 128b Services": "cba20d00-224d-11e6-9fb8-0002a5d5c51b",
+            },
         }
         self._curtain_all_services_data = {
             "mac_address": "e7:89:43:90:90:90",