With Optocoupler Isolation 4 way Module single chip Microcomputer Expansion Control Board 5V relay output

With optocoupler isolation 4 way module single chip microcomputer expansion board control board 5V relay output

With Optocoupler Isolation 4 way module Single chip Microcomputer Expansion Board Control board 5V relay Output

With Optocoupler Isolation 4 way Module Single chip Microcomputer Expansion Control Board 5V relay Output

With optocoupler isolation, 4-way relay module, single chip microcomputer, expansion board, control board, 5V relay output

With optocoupler isolation 4-way relay module MCU Expansion board Control board 5V relay output for PLC control

with Optocoupler Isolation 4-Way Relay Module Single Chip Microcomputer Expansion Board Control Board 5V 12V 24V

1-Way 5V Relay Module with Optocoupler Isolation Relay Single Chip Microcomputer Expansion Board High Level Trigger

With optocoupler isolation 4-way relay module MCU Expansion board Control board 5V relay output

XL9535-K1V5 1 2 4 Channel Way Expansion Relay Module 5V Power Supply IIC I2C communication Optocoupler Isolation Board

Four or eight relay expansion board 5V with optocoupler isolation, supporting AVR / 51 / PIC Single Chip Microcomputer

4 Channel High/Low Level Trigger Relay Module 5V12V24V,Home Intelligent Control Module,With Optocoupler Isolation Output Board

4-way 5V relay module with optocoupler isolation support high and low level trigger expansion board development board

4 Channel High/Low Level Trigger Relay Module 5V12V24V,Home Intelligent Control Module,With Optocoupler Isolation Output Board

1 24V relay module with optocoupler isolation relay single-chip expansion board high-level trigger

DC 5V 12V 4 8 Channel Relay Module with Optocoupler Isolation High Level Trigger Relay Output 4 8 Way Relay Module For Arduino

DC 5V 12V 4 8 Channel Relay Module with Optocoupler Isolation High Level Trigger Relay Output 4 8 Way Relay Module For Arduino

6 Channel 5V12V24V High/Low Level Trigger Relay Module Home Intelligent Control Module,With Optocoupler Isolation Output Board

DC 5V 12V 4 8 Channel Relay Module with Optocoupler Isolation High Level Trigger Relay Output 4 8 Way Relay Module For Arduino

6 Channel 5V12V24V High/Low Level Trigger Relay Module Home Intelligent Control Module,With Optocoupler Isolation Output Board

1/2/4/8-way 5V12V24V relay module with optocoupler isolation supports high-level trigger expansion board

High/Low Level Trigger Relay Module,1/2/4/6/8 Channel,5V12V24V,Home Intelligent Control Module,With Optocoupler Isolation Output

1/2/4/8CH 5V12V24V Relay Module with Optocoupler Isolation Supports High and Low Level Trigger Expansion Board

1 channel 5V relay module with optocoupler isolation relay expansion board microcontroller low level trigger RY004

8-Channel Relay Module /Relay Expansion Board /with Optocoupler Isolation Control Panel

Level Trigger Relay Module 1/2/4/6/8 Channel 5V12V24V Home Intelligent Control Module With Optocoupler Isolation Output

Ziqqucu 1 way SCR solid state relay switch module optocoupler isolation MOS transistor output

1 Channel DC3-24V Optocoupler Isolation Module Relay Board Adaptive SCR Solid State Relay Switch Module MOS Transistor Output

1 Way SCR Solid State Relay Switch Module Optocoupler Isolation MOS Transistor Output Isolation Switch Module

1 Way 6V 12V 24V SCR Solid State Relay Module DC3-24V 40A Optocoupler Isolation MOS Transistor Output Switch Module

GOM01 1 channel solid state relay module high level trigger / 48V 1A optocoupler isolation output / level voltage conversion