diff --git a/homeassistant/components/smartthings/binary_sensor.py b/homeassistant/components/smartthings/binary_sensor.py
index ee68db49929..56cdf803a00 100644
--- a/homeassistant/components/smartthings/binary_sensor.py
+++ b/homeassistant/components/smartthings/binary_sensor.py
@@ -132,7 +132,7 @@ CAPABILITY_TO_SENSORS: dict[
             key=Attribute.SWITCH,
             device_class=BinarySensorDeviceClass.POWER,
             is_on_key="on",
-            category={Category.DRYER, Category.WASHER},
+            category={Category.DRYER, Category.MICROWAVE, Category.WASHER},
         )
     },
     Capability.TAMPER_ALERT: {
diff --git a/tests/components/smartthings/snapshots/test_binary_sensor.ambr b/tests/components/smartthings/snapshots/test_binary_sensor.ambr
index 62ecfcfff47..0a0071ff636 100644
--- a/tests/components/smartthings/snapshots/test_binary_sensor.ambr
+++ b/tests/components/smartthings/snapshots/test_binary_sensor.ambr
@@ -238,6 +238,54 @@
     'state': 'off',
   })
 # ---
+# name: test_all_entities[da_ks_microwave_0101x][binary_sensor.microwave_power-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': set({
+    }),
+    'area_id': None,
+    'capabilities': None,
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'binary_sensor',
+    'entity_category': None,
+    'entity_id': 'binary_sensor.microwave_power',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'options': dict({
+    }),
+    'original_device_class': <BinarySensorDeviceClass.POWER: 'power'>,
+    'original_icon': None,
+    'original_name': 'Power',
+    'platform': 'smartthings',
+    'previous_unique_id': None,
+    'supported_features': 0,
+    'translation_key': None,
+    'unique_id': '2bad3237-4886-e699-1b90-4a51a3d55c8a.switch',
+    'unit_of_measurement': None,
+  })
+# ---
+# name: test_all_entities[da_ks_microwave_0101x][binary_sensor.microwave_power-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      'device_class': 'power',
+      'friendly_name': 'Microwave Power',
+    }),
+    'context': <ANY>,
+    'entity_id': 'binary_sensor.microwave_power',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': 'off',
+  })
+# ---
 # name: test_all_entities[da_ks_microwave_0101x][binary_sensor.microwave_remote_control-entry]
   EntityRegistryEntrySnapshot({
     'aliases': set({