diff --git a/homeassistant/components/zha/core/device.py b/homeassistant/components/zha/core/device.py
index 54c1bbe49a8..94eb16fc417 100644
--- a/homeassistant/components/zha/core/device.py
+++ b/homeassistant/components/zha/core/device.py
@@ -87,7 +87,7 @@ class ZHADevice(LogMixin):
         self._available_signal = "{}_{}_{}".format(
             self.name, self.ieee, SIGNAL_AVAILABLE
         )
-        self._checkins_missed_count = 2
+        self._checkins_missed_count = 0
         self._unsub = async_dispatcher_connect(
             self.hass, self._available_signal, self.async_initialize
         )
@@ -284,8 +284,12 @@ class ZHADevice(LogMixin):
                         )
                         if not self._channels.pools:
                             return
-                        pool = self._channels.pools[0]
-                        basic_ch = pool.all_channels[f"{pool.id}:0"]
+                        try:
+                            pool = self._channels.pools[0]
+                            basic_ch = pool.all_channels[f"{pool.id}:0x0000"]
+                        except KeyError:
+                            self.debug("%s %s does not have a mandatory basic cluster")
+                            return
                         self.hass.async_create_task(
                             basic_ch.get_attribute_value(
                                 ATTR_MANUFACTURER, from_cache=False
diff --git a/tests/components/zha/test_device.py b/tests/components/zha/test_device.py
new file mode 100644
index 00000000000..3ac22b136fb
--- /dev/null
+++ b/tests/components/zha/test_device.py
@@ -0,0 +1,146 @@
+"""Test zha device switch."""
+from datetime import timedelta
+import time
+from unittest import mock
+
+import asynctest
+import pytest
+import zigpy.zcl.clusters.general as general
+
+import homeassistant.components.zha.core.device as zha_core_device
+import homeassistant.core as ha
+import homeassistant.util.dt as dt_util
+
+from .common import async_enable_traffic
+
+
+@pytest.fixture
+def zigpy_device(zigpy_device_mock):
+    """Device tracker zigpy device."""
+
+    def _dev(with_basic_channel: bool = True):
+        in_clusters = [general.OnOff.cluster_id]
+        if with_basic_channel:
+            in_clusters.append(general.Basic.cluster_id)
+
+        endpoints = {
+            3: {"in_clusters": in_clusters, "out_clusters": [], "device_type": 0}
+        }
+        return zigpy_device_mock(endpoints)
+
+    return _dev
+
+
+@pytest.fixture
+def device_with_basic_channel(zigpy_device):
+    """Return a zha device with a basic channel present."""
+    return zigpy_device(with_basic_channel=True)
+
+
+@pytest.fixture
+def device_without_basic_channel(zigpy_device):
+    """Return a zha device with a basic channel present."""
+    return zigpy_device(with_basic_channel=False)
+
+
+def _send_time_changed(hass, seconds):
+    """Send a time changed event."""
+    now = dt_util.utcnow() + timedelta(seconds)
+    hass.bus.async_fire(ha.EVENT_TIME_CHANGED, {ha.ATTR_NOW: now})
+
+
+@asynctest.patch(
+    "homeassistant.components.zha.core.channels.general.BasicChannel.async_initialize",
+    new=mock.MagicMock(),
+)
+async def test_check_available_success(
+    hass, device_with_basic_channel, zha_device_restored
+):
+    """Check device availability success on 1st try."""
+
+    # pylint: disable=protected-access
+    zha_device = await zha_device_restored(device_with_basic_channel)
+    await async_enable_traffic(hass, [zha_device])
+    basic_ch = device_with_basic_channel.endpoints[3].basic
+
+    basic_ch.read_attributes.reset_mock()
+    device_with_basic_channel.last_seen = None
+    assert zha_device.available is True
+    _send_time_changed(hass, 61)
+    await hass.async_block_till_done()
+    assert zha_device.available is False
+    assert basic_ch.read_attributes.await_count == 0
+
+    device_with_basic_channel.last_seen = (
+        time.time() - zha_core_device._KEEP_ALIVE_INTERVAL - 2
+    )
+    _seens = [time.time(), device_with_basic_channel.last_seen]
+
+    def _update_last_seen(*args, **kwargs):
+        device_with_basic_channel.last_seen = _seens.pop()
+
+    basic_ch.read_attributes.side_effect = _update_last_seen
+
+    # successfully ping zigpy device, but zha_device is not yet available
+    _send_time_changed(hass, 61)
+    await hass.async_block_till_done()
+    assert basic_ch.read_attributes.await_count == 1
+    assert basic_ch.read_attributes.await_args[0][0] == ["manufacturer"]
+    assert zha_device.available is False
+
+    # There was traffic from the device: pings, but not yet available
+    _send_time_changed(hass, 61)
+    await hass.async_block_till_done()
+    assert basic_ch.read_attributes.await_count == 2
+    assert basic_ch.read_attributes.await_args[0][0] == ["manufacturer"]
+    assert zha_device.available is False
+
+    # There was traffic from the device: don't try to ping, marked as available
+    _send_time_changed(hass, 61)
+    await hass.async_block_till_done()
+    assert basic_ch.read_attributes.await_count == 2
+    assert basic_ch.read_attributes.await_args[0][0] == ["manufacturer"]
+    assert zha_device.available is True
+
+
+@asynctest.patch(
+    "homeassistant.components.zha.core.channels.general.BasicChannel.async_initialize",
+    new=mock.MagicMock(),
+)
+async def test_check_available_unsuccessful(
+    hass, device_with_basic_channel, zha_device_restored
+):
+    """Check device availability all tries fail."""
+
+    # pylint: disable=protected-access
+    zha_device = await zha_device_restored(device_with_basic_channel)
+    await async_enable_traffic(hass, [zha_device])
+    basic_ch = device_with_basic_channel.endpoints[3].basic
+
+    assert zha_device.available is True
+    assert basic_ch.read_attributes.await_count == 0
+
+    device_with_basic_channel.last_seen = (
+        time.time() - zha_core_device._KEEP_ALIVE_INTERVAL - 2
+    )
+
+    # unsuccessfuly ping zigpy device, but zha_device is still available
+    _send_time_changed(hass, 61)
+    await hass.async_block_till_done()
+    assert basic_ch.read_attributes.await_count == 1
+    assert basic_ch.read_attributes.await_args[0][0] == ["manufacturer"]
+    assert zha_device.available is True
+
+    # still no traffic, but zha_device is still available
+    _send_time_changed(hass, 61)
+    await hass.async_block_till_done()
+    assert basic_ch.read_attributes.await_count == 2
+    assert basic_ch.read_attributes.await_args[0][0] == ["manufacturer"]
+    assert zha_device.available is True
+
+    # not even trying to update, device is unavailble
+    _send_time_changed(hass, 61)
+    await hass.async_block_till_done()
+    assert basic_ch.read_attributes.await_count == 2
+    assert basic_ch.read_attributes.await_args[0][0] == ["manufacturer"]
+    assert zha_device.available is False