5V 12V 24V Low-level Trigger 1 Channel Relay Module Optocoupler Isolation PLC Control Drive Board
Aliexpress UK
4、High/low level trigger can be switched. 5、Available in three style for you. Made of the high quality miniature optocoupler, anti-interference ability, stable performance. High/low level trigger can be switched.
eBay
5V 12V 24V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM
Aliexpress UK
4、High/low level trigger can be switched. 5、Available in three style for you. Made of the high quality miniature optocoupler, anti-interference ability, stable performance. High/low level trigger can be switched.
eBay
1 Channel One Way 5V 12V Low Level Trigger Relay Module Microcontroller Development Expansion Board
Aliexpress UK
4、High/low level trigger can be switched. 5、Available in three style for you. Made of the high quality miniature optocoupler, anti-interference ability, stable performance. High/low level trigger can be switched.
eBay
5V 12V low level trigger 1 2 4 8 16 Channel Relay Module interface Board Shield For PIC AVR DSP ARM
Aliexpress UK
4、High/low level trigger can be switched. 5、Available in three style for you. Made of the high quality miniature optocoupler, anti-interference ability, stable performance. High/low level trigger can be switched.
eBay
1 Channel Relay Module Interface Board Shield For Arduino 5V/12V/24V Low Level Trigger One PIC AVR
Aliexpress UK
2, using SMD optocoupler isolation, driving ability, stable performance; trigger current 5mA;. 6, the power indicator (green), relay status indicator (red). 1, NO: normally open relay interface, the relay before the vacant after the pull shorted with COM.
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Javino 1-10Pcs 5V 12V 24V Low Level Trigger 1 Channel Relay Module Interface Board Shield for PIC
Aliexpress UK
When com is shorted to low, the corresponding relay is a low level trigger. When com is shorted to high, it is a high level trigger. Using double optocoupler isolation, strong drive capability, stable performance; trigger current 5mA;.
eBay
5V/12V Low Level Trigger One 1 Channel Relay Module Interface Board Shield PIC AVR DSP ARM MCU For
Aliexpress UK
4、High/low level trigger can be switched. 5、Available in three style for you. Made of the high quality miniature optocoupler, anti-interference ability, stable performance. High/low level trigger can be switched.
eBay
5V Low Level Trigger One Two Four Eight 1 2 4 8 Channel Relay Module Interface Board PIC AVR DSP ARM
Aliexpress UK
4、High/low level trigger can be switched. 5、Available in three style for you. Made of the high quality miniature optocoupler, anti-interference ability, stable performance. High/low level trigger can be switched.
eBay