8-ch Relay and 8-ch Isolated Digital Input USB Module

Product Features

  • Suitable for DIN-rail mounting
  • One lockable USB cable for secure connection included
  • Compatible with 1.1/2.0
  • Portable
  • Bus-powered
  • LED indicators to show activated relays
  • High-voltage isolation on input channels (2,500 VDC)
  • High ESD protection (2,000 VDC)
  • 8 relay output channels and 8 isolated digital input channels
  • 8 Form C type relay output channels
  • Wide input range (5 ~ 30 VDC)
  • Interrupt handling capability

The USB-4761 is a relay actuator and isolated digital input module for USB bus. It provides 8 optically-isolated digital inputs with isolation protection of 2,500 VDC for collecting digital inputs in noisy environments and 8 relay actuators for serving as on/off control devices or small power switches. For easy monitoring, each relay is equipped with one red LED to show its on/off status. The USB-4761’s eight optically-isolated digital input channels are ideal for digital input in noisy environments or with floating potentials. Rugged Protection.


  • Datasheet for USB-4761

Ordering info

Available Models

Model No.Model Description
USB-47618-ch Relay and 8-ch Isolated Digital Input USB Module
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