LONDON--(BUSINESS WIRE)--Technavio’s latest market research report on the global switchgear contractor and relay market provides an analysis of the most important trends expected to impact the market ...

A relay is just a switch. The purpose of any switch is to turn something on and off. A relay turns HVAC equipment on or off. It’s that easy. A relay is just a switch. The purpose of any switch is to ...

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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 ...

Some FedEx contractors are sorting packages and loading vans — work traditionally done by employees. According to contractors, these "relay stations" take pressure off FedEx's struggling main network.