In the US, the National Electric Code requires one, though if a flood light is manufactured with an attached junction box (very common), then no additional junction box is required unless you are placing mor than one light on the same circuit or switch. you have to protect outdoor lighting from water.
Do you need junction box for outdoor light?
If you’re wondering how you install a light fixture without an electrical box, the short answer is that you don’t. … You can’t install a light fixture without a junction box, but the fact that there’s no box at the spot where you want to install the light doesn’t mean you can’t install the light.
Are junction boxes necessary?
A junction box performs several essential functions: Encloses the wiring connections and protects them from physical damage. Provides a means for mounting the electrical device and securing the electrical cable(s) serving the device. Prevents accidental contact with live wires and terminals.
What kind of box do you use for outdoor lighting?
Outdoor Electrical Box
Weatherproof outdoor boxes are sealed enclosures designed for mounting to the surface of exterior walls, roof overhangs, decks, and other structures. They are used for installing outdoor receptacles (outlets) and light fixtures.
When would you use a junction box?
You’ll need a junction box if you can’t make the connections inside an existing electrical box. You should install the box with the opening facing out from the wall so all the wires inside are accessible. Like any electrical box, it should be installed so that the edge of the opening is flush with the wall.
Can you extend electrical wire without junction box?
Short answer: NO. Long answer: All splices must be in a junction box, and the junction box must be accessible.
Do you need a junction box to extend wiring?
You would use WIRES (or wiring) to extend wiring, not a junction box.
Are junction boxes bad?
Junction boxes are designed to protect your wiring connections from damage. Making electrical connections outside of a junction box will damage the wiring and increase the risk of heat and sparks.
What size breaker do I need for flood lights?
As long as you don’t put too many lights on the light circuit, you can usually control that circuit with a 15-amp breaker, as well as wire it with a 14-gauge wire. On the other hand, an outlet circuit controlled by a 20-amp breaker requires a 12-gauge wire.
What is electrical junction box?
A junction box is an enclosure that protects a connection (the junction) of two or more wires carrying electrical current. … When a junction box is used for every electrical connection in a building it is much easier to locate and repair any electrical problems that come up.
Can you wire a outside light to a plug?
There are two wiring options. One is to hardwire the lights to the switch itself. The other is to wire it to an exterior outlet with a transformer. The switch would turn on the outlet which would activate the transformer.