2Pcs DC 12V 2-Channel Optocoupler Isolation Relay Module High/Low Level Trigg...

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2Pcs DC 12V 2-Channel Optocoupler Isolation Relay Module High/Low Level Trigger Relay Switch
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Key Features
NO(Normally open) maximum load: AC 250V/10A, DC 30V/10A. Equipped with power indicator light (green) and relay status indicator light (red).
This 2-channel relay module uses DC12V relay and SMD opto-isolator, supporting high / low level trigger, widely apply to control various AC / DC appliances, and other devices with large current.
Adopting patch optocoupler isolation, strong driving ability, and stable performance; Trigger current 5mA. The module can be triggered at high or low levels through jumper settings, also it can be controlled directly by 12V logic signals from microcontroller.
Fault tolerant design, even if the control line is broken, the relay will act.
The wiring terminals are directly connected, making it convenient to use. There are 4 fixed bolt holes (with a diameter of 3.1mm) for easy installation.
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