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Tag is 4 channel relay module with opto isolation

Relay&Relay Module

Relay&Relay Module 4 channel relay module with opto isolation, expansion boards high level trigger 5V/9V/12V/24V

Product description: 1 , the module complies with international safety standards, the control area and the load region isolation trench ; 2 , using double-sided FR-4 circuit board design , high-end chip production process ; 3 , part of the relay contacts using double-sided bold wiring , safe and ...Read More

4 channel relay module with opto isolation , high level trigger

Relay&Relay Module

Relay&Relay Module 4 channel relay module with opto isolation, expansion boards low level trigger 5V/9V/12V/24V

4 channel relay module with opto isolation, expansion board ,low level trigger 5V/9V/12V/24V Product description: 1 , the module complies with international safety standards, the control area and the load region isolation trench ; 2 , using double-sided FR-4 circuit board de...Read More

4 channel relay module with opto isolation,low level trigger

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