Now it’s time to take a look inside the common North American wall socket, and how it got that way. Hubbell’s Plugs Separable Attachment Plug, US Patent 774,250.

As the old saying goes, the devil is in the details. For instance, electrical outlets that visutally stand out in your ...

Wondering why some outlets are hard to plug into? It’s likely because of tamper-resistant receptacles—here’s why they’re used ...

In older outlets and certain designs, spring-loaded detents or bumps inside the socket snap into those holes, helping the plug stay in place and improve contact. It keeps the plug from slipping ...

Worn-out contact points are often the cause of loose electrical outlets, and the reason plugs fall out of them. Here's how to fix.

Arduino Controlled Four Socket Outlet. 27 Comments . by: Brian Benchoff. October 31, 2011. Title: Copy. ... The relay board is meant to fit inside the blue box along with the four sockets, ...