Electrician's Supply is a term used to describe the materials and tools that electricians use in their work. It includes items such as WIRE, conduit, electrical boxes, switches, outlets, and other components. WIRE is an essential part of an electrician's supply, as it is used to connect different components and provide power to them. Conduit is also important, as it provides protection for the wires and helps to keep them organized. Electrical boxes, switches, and outlets are also necessary components of an electrician's supply, as they provide a way to control the flow of electricity. All of these items are essential for electricians to do their job safely and effectively.