PCB for 2-Channel Relay Module with Optocoupler Input

This is a PCB board designed for 2-channel relay module, with following features:Size-62x44mmInput signal type -Active highAll components are Through hole typeOptocoupler - EL817 OR PC817 4 PINUse 1K resistor for 5 voltage relay application (2.2k for 12V)LED size - 3mmTransistor - ULN2003Terminal block connector -XY128 or ZB128 for input and XY128 or ZB128 with 5mm pitch for out of relayRelay- Normal sugar cube relay

INR 41 · Out of stock