Black Sockets

Matt black and black nickel are not the same finish

Both read as black on a plan and behave quite differently on a wall. Matt black is a flat, non-reflective powder finish that stays black in every light and disappears against a dark painted wall. Black nickel is a plated metal finish with a soft sheen, closer to gunmetal, that picks up whatever light is in the room and reads charcoal rather than true black in daylight. If you are matching existing switches, look at them under the lamp you actually use in that room rather than in a bright showroom. Matt black is the safer match for painted joinery and dark plaster; black nickel sits better beside brushed or polished metal taps, handles and lighting.

Single or double

A single socket takes one plug and a double takes two, and the double is the sensible default almost everywhere. Kitchens and home offices run out of sockets faster than any other room, and a double costs little more than a single to fit because it uses the same wiring. Singles still earn their place where space is tight, beside a window reveal, in a narrow return between units or where a single appliance has a fixed home. The range covers both across the finishes, so you can run doubles through a room and drop to a single where the wall will not take one.

Sockets with USB charging

A socket with built-in USB frees the plug sockets for everything else, which is why they have become standard beside a bed, a desk and a kitchen worktop. The choice worth making is the port type. USB-A is the older rectangular port and still fits most cables people already own. USB-C is smaller, reversible and carries more power, which is what a recent phone, tablet or laptop expects. Fittings with one of each are the pragmatic answer while both are in the house. Check the stated output on the product page: a port that charges a phone overnight is not necessarily one that will keep a tablet going while you use it.

Screwless and flat plate

Plate style changes the look more than the finish does. A screwless plate hides its fixings behind a clip-on front, giving an unbroken face with no screw heads, and is the cleaner choice on a plain wall where the socket is visible. A flat plate sits close to the wall with a slim edge and visible screws, which suits a period room or a wall where you want the fitting to read as hardware rather than disappear. Screwless plates usually need a deeper back box than the plate they replace, so check the depth before you order a whole house.

Switched, unswitched and double pole

A switched socket lets you isolate an appliance without pulling the plug, which matters for anything that draws power on standby. Double pole means the switch breaks both the live and the neutral rather than the live alone, so the appliance is fully isolated. It is the safer arrangement and the one most kitchen and bathroom work is specified to. Unswitched sockets are used behind built-in appliances and inside cupboards, where the isolation is handled elsewhere by a fused spur or a grid switch.

Fitting and looking after a black plate

Replacing a socket is electrical work and the wiring side belongs to a qualified electrician, but two things are worth knowing before you order. The existing back box has to be deep enough for the new plate, and a metal plate needs its own earth connection back to the box. On the finish itself, matt black shows fingerprints and dust more than white does, and it does not like abrasive cleaners. A dry microfibre cloth keeps it flat and even; anything solvent-based will polish patches of it to a shine you cannot undo.