diff --git a/homeassistant/components/onewire/switch.py b/homeassistant/components/onewire/switch.py
index ed7b0df73a101..228c8f9d78bf3 100644
--- a/homeassistant/components/onewire/switch.py
+++ b/homeassistant/components/onewire/switch.py
@@ -19,6 +19,14 @@
 
 DEVICE_SWITCHES: dict[str, list[DeviceComponentDescription]] = {
     # Family : { owfs path }
+    "05": [
+        {
+            "path": "PIO",
+            "name": "PIO",
+            "type": SWITCH_TYPE_PIO,
+            "default_disabled": True,
+        },
+    ],
     "12": [
         {
             "path": "PIO.A",
diff --git a/tests/components/onewire/const.py b/tests/components/onewire/const.py
index 57d54e0dcc3a0..1eb2b4b390aa1 100644
--- a/tests/components/onewire/const.py
+++ b/tests/components/onewire/const.py
@@ -31,6 +31,28 @@
         ],
         SENSOR_DOMAIN: [],
     },
+    "05.111111111111": {
+        "inject_reads": [
+            b"DS2405",  # read device type
+        ],
+        "device_info": {
+            "identifiers": {(DOMAIN, "05.111111111111")},
+            "manufacturer": "Maxim Integrated",
+            "model": "DS2405",
+            "name": "05.111111111111",
+        },
+        SWITCH_DOMAIN: [
+            {
+                "entity_id": "switch.05_111111111111_pio",
+                "unique_id": "/05.111111111111/PIO",
+                "injected_value": b"    1",
+                "result": STATE_ON,
+                "unit": None,
+                "class": None,
+                "disabled": True,
+            },
+        ],
+    },
     "10.111111111111": {
         "inject_reads": [
             b"DS18S20",  # read device type