There are many different types of switches that are intended to address different design requirements, deployment environments, and usage scenarios. I’m always amazed how one thing leads to another.

Toggle switches are triggered by a device in one of two or more positions. Household light switch wiring is an example of a toggle switch. The toggle switch is usually a two position switch. The ...

When you need to make very tiny measurements, even noise in closed relays can throw you off. [Marco] was able to observe this effect and wanted to build a switch that didn’t have this problem. He ...

Mechanical position and electrical circuitry meet in the no-nonsense limit switch. These cost-effective input devices excel in tough environments and are as simple to install as they are to maintain.