diff --git a/homeassistant/components/switchbot_cloud/__init__.py b/homeassistant/components/switchbot_cloud/__init__.py
index 4573d04e2a0..2676323c99c 100644
--- a/homeassistant/components/switchbot_cloud/__init__.py
+++ b/homeassistant/components/switchbot_cloud/__init__.py
@@ -171,6 +171,7 @@ async def make_device_data(
         "K20+ Pro",
         "Robot Vacuum Cleaner K10+ Pro Combo",
         "Robot Vacuum Cleaner S10",
+        "Robot Vacuum Cleaner S20",
         "S20",
         "Robot Vacuum Cleaner K11 Plus",
     ]:
diff --git a/homeassistant/components/switchbot_cloud/vacuum.py b/homeassistant/components/switchbot_cloud/vacuum.py
index cc1f4c13e0b..a3514f1bee6 100644
--- a/homeassistant/components/switchbot_cloud/vacuum.py
+++ b/homeassistant/components/switchbot_cloud/vacuum.py
@@ -245,6 +245,9 @@ def _async_make_entity(
         return SwitchBotCloudVacuumV2(api, device, coordinator)
     if device.device_type == "Robot Vacuum Cleaner K10+ Pro Combo":
         return SwitchBotCloudVacuumK10PlusProCombo(api, device, coordinator)
-    if device.device_type in VacuumCleanerV3Commands.get_supported_devices():
+    if (
+        device.device_type in VacuumCleanerV3Commands.get_supported_devices()
+        or device.device_type == "Robot Vacuum Cleaner S20"
+    ):
         return SwitchBotCloudVacuumV3(api, device, coordinator)
     return SwitchBotCloudVacuum(api, device, coordinator)
diff --git a/tests/components/switchbot_cloud/test_vacuum.py b/tests/components/switchbot_cloud/test_vacuum.py
index daa52f4f183..86929c6c49f 100644
--- a/tests/components/switchbot_cloud/test_vacuum.py
+++ b/tests/components/switchbot_cloud/test_vacuum.py
@@ -476,7 +476,7 @@ async def test_s20_start(
         )
 
 
-async def test_s20set_fan_speed(
+async def test_s20_set_fan_speed(
     hass: HomeAssistant, mock_list_devices, mock_get_status
 ) -> None:
     """Test s20 set fan speed."""