7 x 20mm 3 x 25mm.
Electrical back box dimensions uk.
Dimensions 392 x 75mm fixing centres 382 5mm knockouts 35mm left 2g box.
Galvanised steel back boxes are commonly installed within hard or solid walls such as brick or stone.
Notes to the table above.
Delivery 7 days a week.
Check out sparks direct for our full range of electrical back boxes for switches and sockets in plastic or metal coatings.
They can be made from either metal or plastic.
The metal back boxes are used in solid walls such as stone brick and breeze block walls.
This means they usually require the wall to be chased and chiselled to provide the cut out.
The lugs on these back boxes are metal and normally fixed.
As you tighten the screws on the face plate it fits the face plate tight against the wall.
The national electrical code article 314 contains complete details and tables of electrical box sizes in dimensions and cubic inches and should be consulted for complete accuracy because the actual size of the box required in cubic inches depends on the number of wires that will be within that enclosure.
These are available on the site for our european customers who wish to use our audio video wall plates.
Essential for wiring installations.
A range of electrical back boxes uk size for use with our range of audio video wall plates.
Seriously 25mm back boxes for sockets are normally more than enough though a bit unclear when you say you can have 4 sets of cables in to a point why would you have that many on a conventional ring circuit or radial there are just 2 sets.
The cut out for these metal back boxes are normally chiselled out of the wall material.
Back boxes are the containers for the space behind electrical fittings such as power outlet sockets and light switches.
10 x 20mm 10 x 25mm bs 5733 2010 k14206 1 35mm for edgetm in line combination plate k14205 k14207 1 47mm for edge in line combination plate k14205 fitted with two earth terminals.
Wide selection of types and depths.
This section lists our extensive selection of back boxes of varying depths and sizes in metal or plastic.
Although cables may be joined inside back boxes due simply to their presence at convenient points in the wiring their main purpose is to accommodate switches and sockets.
We offer single and double gang back boxes in plastic for cavity wall installation and surface mount.