Modbus RTU 4 Channel Relay Module 4CH Input Optocoupler Isolation RS485 MCU For Arduino

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SKU: BG-1400923

$15.85

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Description:

4 channel relay output (one normally open and one normally closed)

STM8S103F3 MCU

4 channel optocoupler isolation

4 Relays Close LED Indicators

Round DC interface and terminal DC interface. Convenient power wiring (supply voltage 12V)

4 channel input interface

RS485 communication interface.

A power indicator

A User LED Lamp

Reset button

Package Included:

1 x Modbus RTU 4 channel Relay Module

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