Measurement Computing has announced the USB-SSR24, a USB-based device for monitoring and controlling solid-state relays. It offers 24 channels of isolated I/O through standard-size OAC5/ODC5/IAC5/IDC5 ...

If you’re looking for a quick and easy way to control a few devices from your computer, a cheap USB relay board might be the ideal solution. These are fairly simple gadgets, consisting of little more ...

The USB-ERB08 is a USB-based device that enables your PC or laptop to control 8 electromechanical relays. The electromechanical relays are Form C electromechanical relays with 6 Amp output ratings.

This file type includes high resolution graphics and schematics when applicable. According to the research firm IHS Inc., about 54 million relays and timers were purchased in 2013, a number projected ...