Home > Relay Module > Function Relay Module > RS485 Modbus-RTU 12V 4Bit Relay Module 4-Channel Switch Controller for Arduino

RS485 Modbus-RTU 12V 4Bit Relay Module 4-Channel Switch Controller for Arduino

5 9
Contact us for wholesale price
- OR - - OR - Add to Wish List
  It is a 4 bit ModbusRTU relay module.It supports RS485 communication interface and TTL communication interface,4 input and output.
  1>.Modbus serial communication
  2>.Relay switching output
  3>.Convenient AT command control
  1>.Product Name:4 Bit ModbusRTU Relay Module
  2>.Working Voltage:DC 12V
  3>.Working Current:1A
  4>.Work Temperature:-25℃~85℃
  5>.Work Humidity:5%~95%RH
4.Modbus RTU Instruction:
  1>.Baud rate:9600 8 NONE 1
  2>.Hex Send,Hex Receive
   1pcs 4 Bit ModbusRTU Relay Module
There are currently no product reviews.

ICStation doesn't accept any form of pay on delivery. Items used to be shipped after payment. Below are the payment methods we can accept at the moment:

1) Paypal Payment

PayPal is a secure and trusted payment processing service that allows you to shop online. PayPal can be used at icstation.com to purchase items by Credit Card (Visa, MasterCard, Discover, and American Express), Debit Card , or E-check (i.e. using your regular Bank Account). 

We are PayPal Verified 


2)  Bank Transfer / Wire Transfer / T/T


Bank Transfer / Wire Transfer / T/T payment methods are accepted for orders which the total price is up to US$300. The bank will charge about US$50 for the transfer fee if we do the payment in these ways. Feel free to contact us for bank payment details if you need pay via bank.

For other payment method, please contact us at orders@icstation-team.com for more details.

Your Recent History