It depends on one thing: whether the sconce will be connected to your 120V AC lighting circuit.

If it will be wired to a 120V circuit — yes, you need a junction box.

In the United States and Canada, a wall light connected to your building’s 120V AC wiring has to be mounted at a listed outlet box, and every wire splice has to be made inside that box. Our sconces are built for this: the backplate covers a standard round or octagonal wall box, and the fixture’s leads connect to the supply inside it.

Making the connections loose inside the canopy instead is not a compliant substitute. Some fixtures are listed and marked with an integral wiring compartment permitted to serve as the box — ours are not.

Code editions and local amendments vary, and your local inspector has the final say, so have a licensed electrician confirm what applies where you are — the NEC in the United States, the Canadian Electrical Code in Canada.

(Lighting in North America runs on 120V AC. The 240V supply in a US or Canadian home feeds large appliances — ranges, dryers, air conditioning, EV chargers — not lighting circuits. If you have seen 240V mentioned in connection with our fittings, that will be our Australian 230V range on our other website, which is a different product.)

If it will never be wired to a circuit — no, you don’t.

If the sconce is only ever going to hold a self-contained bulb — a rechargeable or battery E26 bulb, for instance — then there is no circuit, no supply cable and no splice. Nothing is being connected to your building’s wiring, so the rules that require a junction box do not come into it. You are hanging a decorative metal fitting on a wall.

In that case, mount it as you would a shelf bracket or a heavy picture:

• Fix into a stud where you can.
• Where you can’t, use drywall anchors rated well above the fixture’s weight. Our disc sconce is 1.6 lb, so standard anchors are more than adequate.
• Leave the fixture’s own supply leads disconnected and tucked inside the canopy, or cap them. They should not be connected to anything.
• Use a bulb with an E26 base, which is what our North American sockets take. We don’t sell rechargeable bulbs ourselves, so you’ll need to source one — check the base is E26 and that the bulb’s dimensions suit the shade.

The case in between is the one to be careful about. Running a cable to the fitting but making the connections in the canopy rather than in a box is where people get into trouble. If the sconce is going to be connected to 120V power in any way, treat it as the first case above and use a box.

Why would anyone want to skip the junction box?

Usually because there’s no circuit at the spot they want light: a rented apartment, a chimney breast, a hallway with no wiring, or a wall they’d rather not open up. A rechargeable E26 bulb in a properly mounted sconce solves that without any electrical work at all, and the fitting looks exactly the same as a wired one.

Is this electrical advice?

No. It’s general guidance to help you plan. Anything involving your building’s wiring should be confirmed and carried out by a licensed electrician, who will also know the code edition and any local amendments that apply in your area.