Where can I find the In-Wall Outlet's Serial Number? Adam Justice August 25, 2021 18:52 Updated The serial number is found on the back of the unit and labeled SN. Related articles My ConnectSense Device Won't Connect How do I re-add my In-Wall Outlet How do I receive firmware updates? Does the In Wall Outlet monitor current draw and power consumption? Comments 0 comments Please sign in to leave a comment.