4-Channel Relay Module with Acrylic Case

brand: SainSmart SKU: 101-70-C18 Variants ID: 45102611220


  • 5V 4/8/16-Channel Relay interface board, and each one needs 15-20mA Driver Current
  • Equiped Equipped with high-current relay, AC250V 10A ; DC30V 10A
  • Standard interface that can be controlled directly by microcontroller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic active low)
  • Opto-isolated inputs
  • Indication LED’s for Relay output status


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This is a Relay interface board, Be able to control various appliances, and other equipments equipment with large current. It can be controlled directly by Micro-controller (Raspberry Pi, Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic).

The case is protective case of SainSmart relay module , It is made by high grade acryl, which provides excellent protection, with fashion appearance. This is unique design for relay module with pin lekage, which provides easy connection to other components.


1x Relay Module

1x Acrylic case