USB-RLY16L - 8 x 16A latching relay

Powered and Controlled from the USB bus.

Similar to the USB-RLY16 module above, the USB-RLY16L uses latching relays and is completely powered from a standard USB bus. No separate power supply is needed. Latching relays stay in their last position when power is removed.

Relays - 8 
Power - Powered from standard USB bus 
Control interface - USB 
Relay current - Up to 16Amp @24vdc or 250vac 
Connections - Screw Terminals for Position 0, Position 1 and Common contacts.

Excl. VAT: £51.99 Incl. VAT: £62.39
  • Buy 5 for £47.26 (£56.71 incl. tax) each and save 10%
  • Buy 25 for £42.97 (£51.56 incl. tax) each and save 18%
  • Buy 100 for £39.06 (£46.87 incl. tax) each and save 25%

Product data and examples


Full USB-RLY16L Documentation 

Linux with Mono and Xbuild (C#) - Simple example of switching the relays

Xcode - Simple example of switching the relays

Microsoft Windows

Visual C# Express - Simple example of switching the relays
Visual Basic Express - Simple example of switching the relays


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