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The two-gang box secures the outlets or switches in place. Two-gang electrical boxes are electrical boxes that allow you to fit two outlets or two light switches in them. The electrical boxes are made of either PVC or steel. The steel boxes have the advantage of being self grounding and do not require a grounding wire. Wiring Diagram for Multiple Outlets. This diagram shows the wiring for multiple receptacles in an arrangement that connects each individually to the source. All wires are spliced to a pigtail which is connected to each device separate from all the others in the row. This wiring allows for source voltage at each outlet independent of the others in the circuit. Multiple outlets To wire multiple outlets, follow the circuit diagrams posted in this article. Multiple Outlet In Serie Wiring Diagram For wiring in series, the terminal screws are the means for passing voltage from one receptacle to another. Any break or malfunction in one outlet will cause all the other outlets to fail. Your gang box looks like an octopus with wires emerging from it like the tentacles of the Kraken that sank the Black Pearl. How to wire three switches in a gang box seems a bit daunting just looking at it. You have only one power supply wire and three different fixtures to be wired to that power supply. Wiring a Grounded Duplex Receptacle Outlet. This is a standard 15 amp, 120 volt wall receptacle outlet wiring diagram. This is a polarized device. The long slot on the left is the neutral contact and the short slot is the hot contact. A grounded contact at the bottom, center is crescent shaped. Don't use this receptacle when no ground wire is available. GFCI Outlet Wiring to Protected a Light. This diagram illustrates the wiring for a circuit with 2 gfci receptacles followed by a light and switch. By connecting the switch to the load terminals on the last gfci, the switch and light are protected against ground faults as well. There are two ways to wire a double gang outlet, which is two duplex receptacles together in a double gang outlet box. This is also known as a quad receptacle. Wiring them on the same circuit requires jumper wires. The second way -- wiring them on separate circuits -- requires two live cables. Wiring a #2Gang Single Switch is a simple and easy way to do. In this video, you will be guided from installation to the actual wiring and testing. Schematic and Actual Wiring Diagram is also. To connect the receptacle with pigtails, each of the black, white, and ground wires in the two cables in the box are joined together with a short length of wire called a pigtail. Normally the pigtail will be a wire with the same color coding as the circuit wires a black pigtail is hot, a white pigtail is neutral, and a green or bare copper pigtail is the ground. Wiring a GFCI Outlet and a Light Switch in One Box. This diagram illustrates wiring a GFCI receptacle and light switch in the same outlet box, a common arrangement in a bathroom with limited space. The hot source is spliced with a pigtail to the LINE terminal on the receptacle and to on terminal on the light switch.