For some reason, dual horn relay wiring harness kits are difficult to find lately. The Eastern Beaver dual horn relay harness (review) that I’ve used before is no longer being made, unfortunately. But ...

The 1-Wire Net, or MicroLAN (by Maxim-Dallas), is a simple way to connect slow devices (such as sensors, relay drivers, switches, and so on) using simple components. These components contain the ...

Automotive wiring. Years ago it was a mystery to many and a task that would strike fear in the hearts of hot rodders. Today that fear has subsided thanks to the advent of high-quality wiring kits from ...

Fujitsu's low-profile power relay series is designed for safety, rated from 1.5 to 110V, and is available with either standard (530mW and 550mW) or high (400mW) sensitivity. The DPST/DPDT 5A PCB power ...

Last column, I wrote about various applications where fire alarm relays could be used to integrate a commercial fire alarm system with other electrical systems at a customer’s site to provide them ...