In this post we are reviewing the ESP-01 Wi-Fi Relay Module. It is one of the cheapest smart switches you can purchase currently for making smart home, internet of things, and other wireless do it ...

Posted in hardware, Parts Tagged driver board, efficiency, hardware, improvements, pcb, relay, switch ← Hackaday Links: September 6, 2020 Watch Winder Keeps Your Timepieces Ticking → ...

Welcome to my quick review of an inexpensive 2-channel 5V relay module controlled via RS485 bus utilizing Modbus RTU protocol. As claimed by some online sellers, this easy-to-get Modbus RTU 2-Channel ...

Built upon Zigbee 3.0, the Relay Module T2 not only supports Matter-over-bridge, but also is compatible with major platforms such as Apple Home, Amazon Alexa, and Google Home 3.

IDEC Corporation announces the release of its new HR5S safety relay module. This latest addition to IDEC’s family of safety devices gives designers and OEMs more options to provide better end user ...

The relay repeater module accepts single contact closure inputs from logic solver trip outputs including the company's STA Safety Trip Alarm and the SPA2 Programmable Limit Alarm Trip. With three ...