Remote Control Board Serial Port Relay Module 12V 2 Channel DB9 Female RS232 Remote Control Board

Remote Control Board Serial Port Relay Module 12V 2 Channel DB9 Female RS232 Remote Control Board Description

12V Power Supply: Operates from a stable 12V input, suitable for common industrial and DIY control systems.
2 Channel Relay Output: Two independent relay channels for controlling different loads such as lights, motors, pumps or other electrical equipment.
DB9 Female/Male RS232 Interface: Built-in DB9 female and DB9 male connectors for flexible connection to computers, PLCs or other RS232 serial devices without additional adapters.
UART Remote Control: Supports standard RS232 UART communication protocol, enabling remote control and switching via serial commands.
Serial Port Relay Module: Converts serial port control signals into relay switching actions, perfect for automation projects and remote I/O expansion.

Due to different batches, there may be differences in product appearance and printed text, which will not affect use
Color: As Shown
Material: PCBA

Package Contents:
1x Remote Control Board

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.