Choose from many junction box sizes to find the one that best suits your project.
Light fixtures that do not require junction box.
Metal boxes are usually made of aluminum steel or cast iron.
Scott if the new exterior light fixture has a built in junction box or an enclosure where the wiring connections can be made and protected then you would not need to install a junction box.
Or if a fixture meets all of the criteria of a box but lacks a cable clamp don t use it without a box.
The electrical box or junction box is a code requirement that was established to prevent fires and other electrical accidents.
How to center a light fixture when the junction box is off center.
Whenever wires are spliced together in a circuit whether it s to hook up a switch or light fixture or simply to extend the length of a wire the splice connections must be inside a covered junction box.
People aren t always careful about placing electrical boxes especially when installing fixtures with wide bases.
Surface mounted boxes are your friend here.
It ll stick out slightly but it beats sparky splices lighting your studs up.
For example if you have a light fixture that doesn t need a box for mounting but the wiring connections are not protected by some kind of cover then you can t use the fixture without a junction box.
Light fixture wiring if the new light fixture has the wire leads hanging out of the housing and there is no provision for internally containing and.