For two way switching you need to replace both switches.
Light switch no neutral wire uk.
Adjustable back led light u k.
Option 1 run a neutral wire if you want to use smart switches and don t have a neutral wire in your switch box you can hire an electrician to run a neutral wire between the light.
No neutral wire needed no hub direct swap for uk switches.
Two of the wires will be the current carrying wires that power the light.
A smart switch can simply tie into the white neutral wires to complete the circuit and get a source of power to keep the radios in the switch working at all times.
Fits standard uk 25mm back box.
You could also ask the electrician to rewire both the switch and light fixture but this is more complex and therefore costlier.
A switch box with no neutral loop will usually only have three wires see image below.
Classic design one way two way configurable.
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Uk wiring and no neutral for smart light switch installation by yammers wed feb 12 2020 11 49 am last post by ericmark thu feb 13 2020 10 57 pm.
They will usually be colored one black and one white potentially with black stripe.
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1 run a neutral wire.