How To Install A Gfci Outlet With 4 Wires

If you are replacing an existing gfci outlet with a new one we suggest that you read our page about replacing a gfci outlet.

How to install a gfci outlet with 4 wires. Closeup photos show how to install a gfci without getting line and load connections confused. Wiring a gfci receptacle is a little more complicated than hooking up a regular outlet but easily learned once explained. Disconnect the wires by clipping them close to the outlet. Turn off the power at the main circuit panel and remove the old outlet.

In the first diagram the single way switch and light bulb is connected to the load terminal of gfci. The feeder wires will be one set of black and white which bring power to box. Connect the black line hot wire to the brass screw marked line by inserting the wire into the back wire hole. If there are two sets of feeder wires you ll have to install two gfci devices.

Wiring for a switch and gfci receptacle in the same box is also shown. To wire a gfci circuit breaker see this link and wire a gfci switch combo at this link. Connect the feeder wires to the line terminals on the gfci. Wiring a gfci outlet and a light switch.

You can also learn about wiring gfci outlets in the following 7 steps. How to wire gfci combo switch and outlet gfci switch outlet wiring diagrams. If there is only 1 cable containing 2 3 wires connect the white line wire to the silver or white terminal and connect the black wire to the brass terminal which is the hot terminal. Installing a gfci outlet doesn t have to be confusing.

This way the switch and light bulb is gfci protected. As gfci receptacles cannot be used to replace a split receptacle where the two receptacles are supplied by separate branch. Unscrew the terminal screws of the new gfci outlet until they are difficult to turn. Wiring a gfci outlet with a light switch.

It s important to. To properly wire gfci or ground fault circuit interrupter receptacles turn off the power to the circuit you re working on and unscrew the cover plate on the outlet box.