Whether you're renovating a kitchen, wiring a new home, or working on a commercial buildout, the electrical outlet box plays a critical role in ensuring safe and code-compliant electrical installations. While it's easy to overlook, this small but essential enclosure does much of the heavy lifting when it comes to housing and protecting your wiring and devices. In this article, we’ll break down everything you need to know about electrical outlet boxes—including types, materials, code considerations, and why quality matters. What Is an Electrical Outlet Box? An electrical outlet box, sometimes called a junction box or device box, is an enclosure that houses electrical connections such as outlets, switches, or light fixtures. Its primary function is to protect wire connections and to provide a secure mounting point for electrical devices. Outlet boxes are required by the National Electrical Code (NEC) for virtually every wiring connection in a building. They keep wires...
