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   comp.sys.raspberry-pi      Raspberry Pi computers & related hardwar      26,136 messages   

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   Message 25,268 of 26,136   
   Joe Beanfish to Adrian   
   Re: USB controlled mains switch   
   21 Jan 25 14:00:25   
   
   From: joebeanfish@nospam.duh   
      
   On Sat, 18 Jan 2025 23:07:50 +0000, Adrian wrote:   
      
   > I'm looking for a USB controlled mains switch (230V AC) that I can   
   > connect to a PI to turn a mains power supply on and off.   
   >   
   > I've done a bit of digging around on the net, and the options seem to   
   > fall into two categories, either a relay device which means having to   
   > rewire the device (which I'd rather avoid), priced around 30Euros or one   
   > that sits in line (between the device and the supply).  The latter   
   > appears to be in excess of 100Euros, which is considerably more than I   
   > want to pay.   
   >   
   > Any suggestions on where to look ?  I'm not interested in a wireless   
   > solution, as it is likely to be used in places where signals are not   
   > reliable.   
   >   
   > Thanks   
   >   
   > Adrian   
      
   No need to rewire the end device to use a relay controller. Just wire up   
   a simple intermediate between the relay and the controlled device. i.e.   
   add a plug and outlet to the relay. Or buy a pre-built one:   
      
   Low voltage controlled (about $40)   
   https://dlidirect.com/products/iot-power-relay   
      
   Ethernet controlled (about $80)   
   https://www.amazon.com/ezOutlet5-Internet-WiFi-Reboot-Switch/dp/B0861NX6H2/   
      
   --- SoupGate-DOS v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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