Splicing Electrical Wires In A Wall

Splicing electrical wires that is the electrical connection or joining of two or more wires that conduct electricity in a building is a task that can be learned easily but if the splice is not made correctly the electrical system will be unreliable and unsafe risking fire or shock hazards.

Splicing electrical wires in a wall.

All electrical splices or wiring modifications must be contained in an approved electrical enclosure that is accessible. It is a safety hazard to completely bury a junction box in a wall. This video is one in a series of six video w. A junction box also known as a splice or switch box is an electrical enclosure inside your home that contains wiring.

A plastic connector called a wire nut is used to insulate and secure the splice. Use a wire nut size appropriate for the number and gauge of the wires you re using. The method demonstrated here is the correct way to splice electrical wires using ul approved wire connectors joined inside an approved electrical box. In this video i show you how to splice wires when your wires are too short for where you want to move an outlet.

These connectors can be the familiar twist on wire nuts or newer style push fit connectors. This can be a junction box that has a blank cover placed on it as long as it is accessible from either side of a wall or accessible within an attic crawl space or basement area. This is the method approved by the national electrical code nec. Wire splice connections must be housed inside a covered electrical box known as a junction box.

A splice is the joining of two or more wires by twisting them together. The most common types of approved connectors are twist on plastic caps commonly known by the brand name wire nuts and the relative newcomers push in connectors. By law wire splices connections between two or more electrical wires must be made with approved electrical connectors.