1/2/4/6/8 Channel 5V12V24V Relay Module, Optocoupler Isolation, High and Low Level Trigger, Microcontroller

1/2/4/6/8 channel relay module, 5V12V24V, with optocoupler isolation relay module output high/low level trigger electronic DIY

2-Channel Electromagnetic Relay Control Board Module 3.3V5V12V24V High and Low Level Trigger Dual Optocoupler Isolation

4/8 Channel 5V12V24V Relay Module with Optocoupler Isolation Support High and Low Level Trigger Development Board

1/2 Channel 5V12V24V Relay Module with Optocoupler Isolation Support High and Low Level Trigger Development Board

4/8 Channel 5V12V24V Relay Module with Optocoupler Isolation Support High and Low Level Trigger Development Board

50 pieces 1 2 4 6 8-way 5V12V24V relay module with optocoupler isolation low-level trigger development board

1/2/4/8 way 5V12V24V relay module optocoupler isolation/support high and low level trigger

2-way relay module with optocoupler isolation support high and low level trigger expansion board 5V12V24V

5V 12V 24V 2 Channel Relay Module 30A with Optocoupler Isolation High and Low Level Trigger for Smart Home PLC with Guide Rail

5V 12V 24V 2 Channel Relay Module 30A with Optocoupler Isolation High and Low Level Trigger for Smart Home PLC with Guide Rail

1~50Pcs 1-way Relay Module 5V12V24V with Optocoupler Isolation Support 30A250V High and Low Level Trigger High Current

4-way 5V12V24V relay module with optocoupler isolation high and low level trigger relay expansion board

1 Way Relay Module with Optocoupler Isolation Support High and Low Level Trigger Expansion Board Development Board 5V12V24V

1-way relay module with optocoupler isolation supports high and low level trigger expansion board development board 5V12V24V

4-way 5V12V24V Relay Module Optocoupler Isolation High and Low Level Trigger Four-way Relay Module / Switch

8-way with optocoupler isolation relay module supports high and low level trigger 5V12V24V development board DIY

DC 5V12V24V relay module with optocoupler isolation to support high and low level trigger development

1 relay module with optocoupler isolation, support high and low level trigger expansion board development board 5V12V24V

30PCS/ lot 4-way Electromagnetic Relay Module Low Level Trigger Optocoupler Isolation Plc Driver Control Panel 5v12v24v

10PCS New 2-way relay module with optocoupler isolation, supports high and low level trigger 5V two-way XTW-2

1~20Pcs 8-way Relay Module 5V 12V with Optocoupler Isolation Support AVR/51/PIC Microcontroller

30A 2-way Relay Module 5V12V24V Two-way Optocoupler Isolation Relay Module 4-30V Trigger

30A 2-way Relay Module 5V12V24V Two-way Optocoupler Isolation Relay Module 4-30V Trigger

30A 2-way Relay Module 5V12V24V Two-way Optocoupler Isolation Relay Module 4-30V Trigger

16-way Relay Module Optocoupler Isolated High and Low Level Trigger PLC Control Board 5v12v24v Relay

2-way relay module optocoupler isolation 3v5v12v24v optional PCL microcontroller control board

Delay time relay module 5V12V24V Timed programmable optocoupler isolation pulse cycle power off trigger

Delay time relay module 5V12V24V timing programmable optocoupler isolation pulse cycle power-off trigger

Delay time relay module 5V12V24V timing programmable optocoupler isolation pulse cycle power-off trigger

5 pieces Delay time relay module 5V12V24V timing programmable optocoupler isolation pulse cycle power-off trigger

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