KNACRO 4-Channel High-Level Solid State Relay modules Red Board DC 5V Solid State relays 240VAC/2A Output with resistive Fuse 240V/2A 50/60Hz High-Level Trigger

With power anti-reverse function, then the wrong power supply will not damage the module. Output with 240V/2A self returning fuse protection module security. It has four 3mm fixing bolt holes for easy installation. Genuine high-quality solid-state relay module, maximum load: AC 240V/2A. Module anti-interference ability, stable performance, trigger current is only 1mA.It has a power indicator light (red) and each channel relay status indicator (green). High-level control module, the module built-in current limiting resistor can be used directly positive voltage control, you can also use the microcontroller I/O control. Supply voltage: DC5V. Relay Maximum load: 240V/2A. Trigger current: 1mA. Quiescent Current: less than 10mA. All pull current: less than 70mA. Fixing bolt holes: 4 * 3mm. Size: 96 * 60 * 25mm (L * W * H). Weigth:38g/1.34oz. Module interface: 1.The control module terminal: a 10-wire interface, all interfaces are there terminals, user-friendly connection. DC+: positive external DC power supply. DC-: negative External DC power supply. X1-X4: Relay control interface, a high level relay. 2.Relay output: 16 line interface, all the terminals are the interface, user-friendly connection. NO1-NO4: normally open relay interfaces, relay before hanging, pull back with CM. CM1-CM4: Relay common interface.