4 Channel Relay Module for Arduino Projects

Switch up to 4 contacts with this 5-12V relay.

SKU: TA0045

RRP $19.95
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4 Channel Relay Module for Arduino Projects

Switch up to 4 contacts with this 12V relay.

This 4 channel 12V relay module allows you to switch real world devices with your Arduino projects. It can switch up to 10A per channel. Includes back-EMF protection and LEDs so you can easily see the state of the outputs and even have optical isolation to protect your development boards. 


  • Status LEDs show channel status
  • Active High logic
  • Screw terminals for easy connection to relay contact.
  • SPDT Relays
  • Current Ratings:
    • 10A @ 250VAC
    • 10A @ 30VDC
  • Four mounting holes on each module


Click here to download instruction manaul

Instruction manaul


3 Month Warranty

SKU TA0045
Barcode # 9351634002818
Brand iduino
Shipping Weight 0.1000kg
Shipping Width 0.130m
Shipping Height 0.040m
Shipping Length 0.100m
Shipping Cubic 0.000520000m3
Unit Of Measure ea

relay board

By: on 21 November 2020
Works great. one thing too watch out for is that you need a 12v supply do drive the relays which was a bit confusing with the title 5-12V relay. Happy with it.

4 relay module for Arduino

By: on 8 February 2019
very easy to use, especially with very good instructions and example comes with it, highly recommend, this save lot of time to self design and build one which could take many days

4 Channel Relay Module

By: on 1 November 2018
Excellent product, well priced and great service from Aus Electronics Direct


By: on 7 July 2018
Works perfectly

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