diff --git a/xos/synchronizer/steps/sync_onu_device.py b/xos/synchronizer/steps/sync_onu_device.py
new file mode 100644
index 0000000..579c13e
--- /dev/null
+++ b/xos/synchronizer/steps/sync_onu_device.py
@@ -0,0 +1,44 @@
+# Copyright 2017-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import os, sys
+sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+
+from helpers import Helpers
+
+import requests
+from multistructlog import create_logger
+from requests.auth import HTTPBasicAuth
+from synchronizers.new_base.modelaccessor import ONUDevice, model_accessor
+from synchronizers.new_base.syncstep import SyncStep
+from xosconfig import Config
+
+log = create_logger(Config().get("logging"))
+
+class SyncONUDevice(SyncStep):
+    provides = [ONUDevice]
+
+    observes = ONUDevice
+
+    def sync_record(self, o):
+
+        if o.admin_state == "DISABLED":
+            volt_service = o.pon_port.olt_device.volt_service
+            voltha = Helpers.get_voltha_info(volt_service)
+
+            log.info("Disabling device %s in voltha" % o.device_id)
+            request = requests.post("%s:%d/api/v1/devices/%s/disable" % (voltha['url'], voltha['port'], o.device_id))
+
+            if request.status_code != 200:
+                raise Exception("Failed to disable ONU device: %s" % request.text)
\ No newline at end of file