Relay Module 1 Channel Power Switch with Optocoupler One Way Trigger Expansion Board 30A YYG 2(5VDC)

High Performance: High performance miniature optocoupler, strong anti-interference ability and stable performance. High And Low Level: The optically isolated relay module can switch between high and low level triggers. Scope Of Application: This DC5V one way relay module can be widely used for Domestic appliance, office machine, audio, home equipment, etc. Standard Terminal: Adopt 9.5mm black fence type terminal block, standard 30A binding post, stable and reliable, high quality. Ideal Replacement: Wonderful replacement for the old and damaged parts, fine workmanship, helps you improve the working efficiency.