An electrical box, switch and plug-in device, that facilitates the prompt and safe installation and maintenance of the components within an electrical box. The box includes a wiring connector, molded or affixed to an internal wall of the electrical box, for receiving external incoming power, and connects with a movable male electrical wiring connector, that can be plugged into the back of an installed electrical switch or electrical plug-in device. The mail electrical wiring connector, mounted upon its wiring, can be shifted within the box, to align it for plug-in with the identified electrical devices. The wiring connector incorporates a series of slots, such that when the various electrical wiring is connected therewith, the bare wires are concealed and secured therein, to assure safety.