Microcontroller-based products sometimes require rotary switches. As many microcontrollers have an onboard ADC, it is easy to replace the rotary switch with a low cost potentiometer, when a rotary ...

[Marco] was able to observe this effect and wanted to build a switch that didn’t have this problem. He found a technical paper that used rotary switches operated by stepper motors instead of relays.

A new locking lever switch allows the toggle to be locked in any of three positions to prevent unintentional actuation. Optimized for rugged environments, the 100 series K panel-mounted switch is ...