diff --git a/homeassistant/components/apsystems/__init__.py b/homeassistant/components/apsystems/__init__.py
index 372ce52e049..c437f5584db 100644
--- a/homeassistant/components/apsystems/__init__.py
+++ b/homeassistant/components/apsystems/__init__.py
@@ -38,6 +38,7 @@ async def async_setup_entry(hass: HomeAssistant, entry: ApSystemsConfigEntry) ->
         ip_address=entry.data[CONF_IP_ADDRESS],
         port=entry.data.get(CONF_PORT, DEFAULT_PORT),
         timeout=8,
+        enable_debounce=True,
     )
     coordinator = ApSystemsDataCoordinator(hass, api)
     await coordinator.async_config_entry_first_refresh()
diff --git a/homeassistant/components/apsystems/manifest.json b/homeassistant/components/apsystems/manifest.json
index 9376d21ba28..a58530b05e2 100644
--- a/homeassistant/components/apsystems/manifest.json
+++ b/homeassistant/components/apsystems/manifest.json
@@ -6,5 +6,5 @@
   "documentation": "https://www.home-assistant.io/integrations/apsystems",
   "integration_type": "device",
   "iot_class": "local_polling",
-  "requirements": ["apsystems-ez1==2.2.1"]
+  "requirements": ["apsystems-ez1==2.4.0"]
 }
diff --git a/homeassistant/components/apsystems/switch.py b/homeassistant/components/apsystems/switch.py
index 93a21ec9f05..73914845445 100644
--- a/homeassistant/components/apsystems/switch.py
+++ b/homeassistant/components/apsystems/switch.py
@@ -5,6 +5,7 @@ from __future__ import annotations
 from typing import Any
 
 from aiohttp.client_exceptions import ClientConnectionError
+from APsystemsEZ1 import InverterReturnedError
 
 from homeassistant.components.switch import SwitchDeviceClass, SwitchEntity
 from homeassistant.core import HomeAssistant
@@ -40,7 +41,7 @@ class ApSystemsInverterSwitch(ApSystemsEntity, SwitchEntity):
         """Update switch status and availability."""
         try:
             status = await self._api.get_device_power_status()
-        except (TimeoutError, ClientConnectionError):
+        except (TimeoutError, ClientConnectionError, InverterReturnedError):
             self._attr_available = False
         else:
             self._attr_available = True
diff --git a/requirements_all.txt b/requirements_all.txt
index 9164882565f..6fb869e68a7 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -474,7 +474,7 @@ apprise==1.9.0
 aprslib==0.7.2
 
 # homeassistant.components.apsystems
-apsystems-ez1==2.2.1
+apsystems-ez1==2.4.0
 
 # homeassistant.components.aqualogic
 aqualogic==2.6
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 2540db8e09c..470aed8a4bf 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -447,7 +447,7 @@ apprise==1.9.0
 aprslib==0.7.2
 
 # homeassistant.components.apsystems
-apsystems-ez1==2.2.1
+apsystems-ez1==2.4.0
 
 # homeassistant.components.aranet
 aranet4==2.4.0