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4 Channels 5V Relay Module

Original price was: $16.00.Current price is: $5.50.

This is a 5V 4-Channel Relay module, It can be controlled directly by a wide range of microcontrollers such as Arduino, AVR, PIC, ARM and MSP430. 4 relays are included in this module, with “NC” ports means “Normally connected to COM” and “NO” ports means “Normally open to COM”. This module also equipped with 4 LEDS to show the status of relays.

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Overview

This is a 5V 4-Channels Relay module, It can be controlled directly by a wide range of microcontrollers such as Arduino, AVR, PIC, ARM and MSP430.

4 relays are included in this module, with “NC” ports means “Normally connected to COM” and “NO” ports means “Normally open to COM”. This module also equipped with 4 LEDS to show the status of relays.

Features

  • 4 mechanical relays with status indicator LED
  • Both “NC” and “NO” ports for each relay

Documents

Please visit our wiki page for more info about this product. It will be appreciated if you can help us improve the documents by correcting the errors, adding more demo codes or tutorials.

Additional information

Weight 70 g
Operation Level

Digital 5V

Customer Reviews

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C
Customer
normally what?

In the context of relays, NC means normally closed, and NO means normally open.

Do you have any questions of the NO and NC? We already sent you an email about the details, please check your email.

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