The Subbase Receptacle Module Will Upgrade A Non-Electrical Subbase To A Fully Electrical Subbase For All Residential and Commercial Applications. It Provides A Convenient Electrical Outlet For Powering The Ptac Unit and A Finishes Appearance By Hiding Access Power Cord. This Subbase Electrical Module Mounts Quickly and Easily In The Subbase and May Be Connected To A Disconnect Switch or Fuse Module(Sold Separately). The Electrical Subbase Modules Contains An Electrical Junction Box, Nema 7-30R Commercial Grade Straight Blade Receptacle Outlet, Plug Head Cover, Power Cord Conduit and Decorative Cover Plate.