Smart switches require a neutral wire for power, but many older homes do not have one available. You should never attempt ...

In North America at least, in the box where the service first enters the house, the equipment grounding conductors are connected to the neutral wire. In this case that box is the main breaker panel.

I always connect wires in the same order: green or bare equipment grounding conductor (EGC) first, neutral second and hot third. I disconnect wires in the opposite order: hot first, neutral second ...

ACA Conductor Accessories ACA Conductor Accessories is one of ... ACA also offers Alumoweld® and Copperweld® wire products used for guy wire, overhead ground wire, neutral messenger or ground grid ...