diff --git a/netbox/dcim/forms/bulk_edit.py b/netbox/dcim/forms/bulk_edit.py
index cacf1f72b..671742f8e 100644
--- a/netbox/dcim/forms/bulk_edit.py
+++ b/netbox/dcim/forms/bulk_edit.py
@@ -291,6 +291,11 @@ class RackBulkEditForm(NetBoxModelBulkEditForm):
         required=False,
         label=_('Height (U)')
     )
+    exclude_from_utilization = forms.NullBooleanField(
+        required=False,
+        widget=BulkEditNullBooleanSelect,
+        label=_('Descending units')
+    )
     desc_units = forms.NullBooleanField(
         required=False,
         widget=BulkEditNullBooleanSelect,
@@ -344,7 +349,8 @@ class RackBulkEditForm(NetBoxModelBulkEditForm):
         (_('Rack'), ('status', 'role', 'tenant', 'serial', 'asset_tag', 'description')),
         (_('Location'), ('region', 'site_group', 'site', 'location')),
         (_('Hardware'), (
-            'type', 'width', 'u_height', 'desc_units', 'outer_width', 'outer_depth', 'outer_unit', 'mounting_depth',
+            'type', 'width', 'u_height', 'exclude_from_utilization', 'desc_units', 'outer_width', 'outer_depth',
+            'outer_unit', 'mounting_depth',
         )),
         (_('Weight'), ('weight', 'max_weight', 'weight_unit')),
     )
@@ -420,6 +426,11 @@ class DeviceTypeBulkEditForm(NetBoxModelBulkEditForm):
         widget=BulkEditNullBooleanSelect(),
         label=_('Is full depth')
     )
+    exclude_from_utilization = forms.NullBooleanField(
+        required=False,
+        widget=BulkEditNullBooleanSelect(),
+        label=_('Exclude from utilization')
+    )
     airflow = forms.ChoiceField(
         label=_('Airflow'),
         choices=add_blank_choice(DeviceAirflowChoices),
diff --git a/netbox/dcim/forms/bulk_import.py b/netbox/dcim/forms/bulk_import.py
index e41e875e4..d63873b59 100644
--- a/netbox/dcim/forms/bulk_import.py
+++ b/netbox/dcim/forms/bulk_import.py
@@ -335,8 +335,8 @@ class DeviceTypeImportForm(NetBoxModelImportForm):
     class Meta:
         model = DeviceType
         fields = [
-            'manufacturer', 'default_platform', 'model', 'slug', 'part_number', 'u_height', 'is_full_depth',
-            'subdevice_role', 'airflow', 'description', 'weight', 'weight_unit', 'comments', 'tags',
+            'manufacturer', 'default_platform', 'model', 'slug', 'part_number', 'u_height', 'exclude_from_utilization',
+            'is_full_depth', 'subdevice_role', 'airflow', 'description', 'weight', 'weight_unit', 'comments', 'tags',
         ]
 
 
diff --git a/netbox/dcim/forms/model_forms.py b/netbox/dcim/forms/model_forms.py
index 93e214598..3d626d201 100644
--- a/netbox/dcim/forms/model_forms.py
+++ b/netbox/dcim/forms/model_forms.py
@@ -302,7 +302,8 @@ class DeviceTypeForm(NetBoxModelForm):
     fieldsets = (
         (_('Device Type'), ('manufacturer', 'model', 'slug', 'default_platform', 'description', 'tags')),
         (_('Chassis'), (
-            'u_height', 'is_full_depth', 'part_number', 'subdevice_role', 'airflow', 'weight', 'weight_unit',
+            'u_height', 'exclude_from_utilization', 'is_full_depth', 'part_number', 'subdevice_role', 'airflow',
+            'weight', 'weight_unit',
         )),
         (_('Images'), ('front_image', 'rear_image')),
     )
@@ -310,9 +311,9 @@ class DeviceTypeForm(NetBoxModelForm):
     class Meta:
         model = DeviceType
         fields = [
-            'manufacturer', 'model', 'slug', 'default_platform', 'part_number', 'u_height', 'is_full_depth',
-            'subdevice_role', 'airflow', 'weight', 'weight_unit', 'front_image', 'rear_image', 'description',
-            'comments', 'tags',
+            'manufacturer', 'model', 'slug', 'default_platform', 'part_number', 'u_height', 'exclude_from_utilization',
+            'is_full_depth', 'subdevice_role', 'airflow', 'weight', 'weight_unit', 'front_image', 'rear_image',
+            'description', 'comments', 'tags',
         ]
         widgets = {
             'front_image': ClearableFileInput(attrs={
diff --git a/netbox/dcim/models/racks.py b/netbox/dcim/models/racks.py
index ef0dde4da..a946ca865 100644
--- a/netbox/dcim/models/racks.py
+++ b/netbox/dcim/models/racks.py
@@ -357,7 +357,7 @@ class Rack(ContactsMixin, ImageAttachmentsMixin, PrimaryModel, WeightMixin):
 
         return [u for u in elevation.values()]
 
-    def get_available_units(self, u_height=1, rack_face=None, exclude=None):
+    def get_available_units(self, u_height=1, rack_face=None, exclude=None, exclude_from_utilization=False):
         """
         Return a list of units within the rack available to accommodate a device of a given U height (default 1).
         Optionally exclude one or more devices when calculating empty units (needed when moving a device from one
@@ -369,6 +369,9 @@ class Rack(ContactsMixin, ImageAttachmentsMixin, PrimaryModel, WeightMixin):
         """
         # Gather all devices which consume U space within the rack
         devices = self.devices.prefetch_related('device_type').filter(position__gte=1)
+        if exclude_from_utilization:
+            devices = devices.exclude(device_type__exclude_from_utilization=True)
+
         if exclude is not None:
             devices = devices.exclude(pk__in=exclude)
 
@@ -453,7 +456,7 @@ class Rack(ContactsMixin, ImageAttachmentsMixin, PrimaryModel, WeightMixin):
         """
         # Determine unoccupied units
         total_units = len(list(self.units))
-        available_units = self.get_available_units(u_height=0.5)
+        available_units = self.get_available_units(u_height=0.5, exclude_from_utilization=True)
 
         # Remove reserved units
         for ru in self.get_reserved_units():
diff --git a/netbox/dcim/tables/devicetypes.py b/netbox/dcim/tables/devicetypes.py
index 7d8884fc1..fad238c6e 100644
--- a/netbox/dcim/tables/devicetypes.py
+++ b/netbox/dcim/tables/devicetypes.py
@@ -98,6 +98,7 @@ class DeviceTypeTable(NetBoxTable):
         verbose_name=_('U Height'),
         template_code='{{ value|floatformat }}'
     )
+    exclude_from_utilization = columns.BooleanColumn()
     weight = columns.TemplateColumn(
         verbose_name=_('Weight'),
         template_code=WEIGHT,
@@ -142,9 +143,9 @@ class DeviceTypeTable(NetBoxTable):
     class Meta(NetBoxTable.Meta):
         model = models.DeviceType
         fields = (
-            'pk', 'id', 'model', 'manufacturer', 'default_platform', 'slug', 'part_number', 'u_height', 'is_full_depth',
-            'subdevice_role', 'airflow', 'weight', 'description', 'comments', 'instance_count', 'tags', 'created',
-            'last_updated',
+            'pk', 'id', 'model', 'manufacturer', 'default_platform', 'slug', 'part_number', 'u_height',
+            'exclude_from_utilization', 'is_full_depth', 'subdevice_role', 'airflow', 'weight',
+            'description', 'comments', 'instance_count', 'tags', 'created', 'last_updated',
         )
         default_columns = (
             'pk', 'model', 'manufacturer', 'part_number', 'u_height', 'is_full_depth', 'instance_count',
diff --git a/netbox/templates/dcim/devicetype.html b/netbox/templates/dcim/devicetype.html
index 419ab7f00..35b089664 100644
--- a/netbox/templates/dcim/devicetype.html
+++ b/netbox/templates/dcim/devicetype.html
@@ -40,6 +40,10 @@
                             <td>{% trans "Height (U" %})</td>
                             <td>{{ object.u_height|floatformat }}</td>
                         </tr>
+                        <tr>
+                            <td>{% trans "Exclude From Utilization" %})</td>
+                            <td>{% checkmark object.exclude_from_utilization %}</td>
+                        </tr>
                         <tr>
                             <td>{% trans "Full Depth" %}</td>
                             <td>{% checkmark object.is_full_depth %}</td>