diff --git a/homeassistant/components/tuya/const.py b/homeassistant/components/tuya/const.py
index 49a34db9064e..4a4a2505f8c6 100644
--- a/homeassistant/components/tuya/const.py
+++ b/homeassistant/components/tuya/const.py
@@ -574,6 +574,8 @@ class DeviceCategory(StrEnum):
     """Tank Level Sensor (undocumented)"""
     ZNNBQ = "znnbq"
     """VESKA-micro inverter (undocumented)"""
+    ZNJDQ = "znjdq"
+    """Circuit breaker (undocumented)"""
     ZWJCY = "zwjcy"
     """Soil sensor - plant monitor (undocumented)"""
     ZNJXS = "znjxs"
diff --git a/homeassistant/components/tuya/switch.py b/homeassistant/components/tuya/switch.py
index ac5654416bb6..4c6e0ec3b4fe 100644
--- a/homeassistant/components/tuya/switch.py
+++ b/homeassistant/components/tuya/switch.py
@@ -894,6 +894,19 @@ SWITCHES: dict[DeviceCategory, tuple[SwitchEntityDescription, ...]] = {
             translation_key="switch",
         ),
     ),
+    DeviceCategory.ZNJDQ: (
+        SwitchEntityDescription(
+            key=DPCode.SWITCH_1,
+            translation_key="indexed_switch",
+            translation_placeholders={"index": "1"},
+        ),
+        SwitchEntityDescription(
+            key=DPCode.CHILD_LOCK,
+            translation_key="child_lock",
+            icon="mdi:account-lock",
+            entity_category=EntityCategory.CONFIG,
+        ),
+    ),
     DeviceCategory.ZNJXS: (
         SwitchEntityDescription(
             key=DPCode.SWITCH,
diff --git a/tests/components/tuya/snapshots/test_init.ambr b/tests/components/tuya/snapshots/test_init.ambr
index 775c1434e126..94ee2b2996b3 100644
--- a/tests/components/tuya/snapshots/test_init.ambr
+++ b/tests/components/tuya/snapshots/test_init.ambr
@@ -5090,7 +5090,7 @@
     'labels': set({
     }),
     'manufacturer': 'Tuya',
-    'model': '63A Smart Circuit Breaker (unsupported)',
+    'model': '63A Smart Circuit Breaker',
     'model_id': 'au6dqazvkxqnpaak',
     'name': 'Smart Circuit Breaker',
     'name_by_user': None,
diff --git a/tests/components/tuya/snapshots/test_switch.ambr b/tests/components/tuya/snapshots/test_switch.ambr
index dd4813264bdd..c34d82e1886e 100644
--- a/tests/components/tuya/snapshots/test_switch.ambr
+++ b/tests/components/tuya/snapshots/test_switch.ambr
@@ -10130,6 +10130,107 @@
     'state': 'off',
   })
 # ---
+# name: test_platform_setup_and_discovery[switch.smart_circuit_breaker_child_lock-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': list([
+      None,
+    ]),
+    'area_id': None,
+    'capabilities': None,
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'switch',
+    'entity_category': <EntityCategory.CONFIG: 'config'>,
+    'entity_id': 'switch.smart_circuit_breaker_child_lock',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'object_id_base': 'Child lock',
+    'options': dict({
+    }),
+    'original_device_class': None,
+    'original_icon': 'mdi:account-lock',
+    'original_name': 'Child lock',
+    'platform': 'tuya',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'child_lock',
+    'unique_id': 'tuya.kaapnqxkvzaqd6uaqdjnzchild_lock',
+    'unit_of_measurement': None,
+  })
+# ---
+# name: test_platform_setup_and_discovery[switch.smart_circuit_breaker_child_lock-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      <EntityStateAttribute.FRIENDLY_NAME: 'friendly_name'>: 'Smart Circuit Breaker Child lock',
+      <EntityStateAttribute.ICON: 'icon'>: 'mdi:account-lock',
+    }),
+    'context': <ANY>,
+    'entity_id': 'switch.smart_circuit_breaker_child_lock',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': 'off',
+  })
+# ---
+# name: test_platform_setup_and_discovery[switch.smart_circuit_breaker_switch_1-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': list([
+      None,
+    ]),
+    'area_id': None,
+    'capabilities': None,
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'switch',
+    'entity_category': None,
+    'entity_id': 'switch.smart_circuit_breaker_switch_1',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'object_id_base': 'Switch 1',
+    'options': dict({
+    }),
+    'original_device_class': None,
+    'original_icon': None,
+    'original_name': 'Switch 1',
+    'platform': 'tuya',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'indexed_switch',
+    'unique_id': 'tuya.kaapnqxkvzaqd6uaqdjnzswitch_1',
+    'unit_of_measurement': None,
+  })
+# ---
+# name: test_platform_setup_and_discovery[switch.smart_circuit_breaker_switch_1-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      <EntityStateAttribute.FRIENDLY_NAME: 'friendly_name'>: 'Smart Circuit Breaker Switch 1',
+    }),
+    'context': <ANY>,
+    'entity_id': 'switch.smart_circuit_breaker_switch_1',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': 'on',
+  })
+# ---
 # name: test_platform_setup_and_discovery[switch.smart_kettle_start-entry]
   EntityRegistryEntrySnapshot({
     'aliases': list([