This article discusses many common misunderstandings about the function of the neutral wire and its relation to power problems. The subjects of dedicated lines, phase reversal, isolation transformers, ...

Leviton has added five new products to its Decora Smart lighting product line, including a new switch and a new dimmer that don’t depend on the presence of a neutral wire in the box you’ll install ...

Older homes sometimes lack a neutral wire (which is typically white) in every box where a light switch is installed. That can be big problem for smart switch upgrades, which almost universally require ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Liam McCabe I made no fewer than five mistakes trying to install a smart ...

The terms neutral, ground, grounded, and grounding often get confused — sometimes with tragic consequences. So what is the difference? Let’s start with the neutral conductor. It’s not just another ...

When clients call you because operating problems on pieces of their 120V equipment cause them to suspect their facility's power supply, you have to decide where to start your investigation. Don't ...

Posts from this author will be added to your daily email digest and your homepage feed. is an editor overseeing The Verge’s product reviews and service journalism programs. Dan has covered the ...