16 Channel Relay Module Two Way Isolated Type Optocoupler 16 Channel Relay Module Interface Board High/Low Level DC 5/12/24V 3 Types Optional(DC12V)

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POWER REVERSE CONNECTION -- With power supply reverse connection function to prevent damaging the module. The module uses genuine high-quality relay, rated load of normally open interface: AC 250V/10A, DC 30V/10A. POWER REVERSE CONNECTION -- With power supply reverse connection function to prevent damaging the module. The module uses genuine high-quality relay, rated load of normally open interface: AC 250V/10A, DC 30V/10A. STRONG ANTI-INTERFERENCE -- Using small-sized two-way isolated optocoupler, with strong anti-interference ability and current is only 5mA. Power indicator (red), relay status indicator (blue). CAN SELECT CONTROL LEVEL -- Users can select the control level of the relay, which can be high level pull-in or low level pull-in. With reasonable layout and can be widely used in a variety pf pulverized coal control. USER FRIENDLY INTERFACE -- User-friendly interface design, all interfaces can be directly connected by the wiring terminals, very convenient. Designed with 4 3mm fixed bolt holes for easy mounting.