diff --git a/initializers/device_types.yml b/initializers/device_types.yml
new file mode 100644
index 0000000..b41e31d
--- /dev/null
+++ b/initializers/device_types.yml
@@ -0,0 +1,15 @@
+# - manufacturer: Intel
+#   model: Model 1
+#   slug: model-1
+#   u_height: 2
+# - manufacturer: Intel
+#   model: Model 2
+#   slug: model-2
+# - manufacturer: Intel
+#   model: Model 3
+#   slug: model-3
+#   is_full_depth: false
+#   u_height: 0
+# - manufacturer: NoName
+#   model: Other
+#   slug: other
diff --git a/startup_scripts/43_device_types.py b/startup_scripts/43_device_types.py
new file mode 100644
index 0000000..99ac44d
--- /dev/null
+++ b/startup_scripts/43_device_types.py
@@ -0,0 +1,27 @@
+from dcim.models import DeviceType, Manufacturer
+from extras.models import CustomField, CustomFieldValue
+from ruamel.yaml import YAML
+
+with open('/opt/netbox/initializers/device_types.yml', 'r') as stream:
+  yaml = YAML(typ='safe')
+  device_types = yaml.load(stream)
+
+  if device_types is not None:
+    for device_type_params in device_types:
+      custom_fields = device_type_params.pop('custom_fields', None)
+
+      manufacturer = Manufacturer.objects.get(name=device_type_params.pop('manufacturer'))
+      device_type_params['manufacturer'] = manufacturer
+
+      device_type, created = DeviceType.objects.get_or_create(**device_type_params)
+
+      if created:
+        if custom_fields is not None:
+          for cf_name, cf_value in custom_fields.items():
+            custom_field = CustomField.objects.get(name=cf_name)
+            custom_field_value = CustomFieldValue.objects.create(field=custom_field, obj=device_type, value=cf_value)
+
+            device_type.custom_field_values.add(custom_field_value)
+
+        print("Created device type", device_type.manufacturer, device_type.model)
+