Oumefar Relay Module 1 Channel Optocoupler Relay Module Board High or Low Trigger 5V/12V/24V (5V)

【CHIP OPTOCOUPLER ISOLATION】The relay module uses chip optocoupler isolation for powerful drive capability and stable performance , the trigger current is 5mA 【JUMPER SETTING】Each path of the relay module board can be triggered by a high or low level by a jumper setting , relay module with fault tolerant design , even if the control line breaks , the relay will not move 【LOW LEVEL TRIGGERS】The low level triggers the relay module's power indicator (green) and the 1 way relay status indicator (red) , the 1 channel relay module operates at 5V ,12V and 24V . 【USER FRIENDLY INTERFACE DESIGN】High or low trigger module user friendly interface design ,all interfaces can be directly connected through the terminal leads ,very convenient , optocoupler isolation four fixing bolt holes are provided 【QUALITY AFTER SALES SERVICE】We are devoted to providing good relay module board and good service for every customer .If you have any questions , please don't hesitate to contact us for a solution