About 1 Channel 12V Relay Module with Optocoupler
- Equipped with high-current relay 10A@250VAC / 10A@30VDC
- It can control both AC and DC appliances such as Solenoids, Motors, lights, fans, etc.
- High-quality screw terminals (Terminal Block) provided (C, NC, NO) for quick and easy connection
- A freewheeling diode to protect your microcontroller
- Input Signal Pin connected to Burg stick for easy accessibility
- LED status indicators to indicate the relay ON/OFF status
- Mounting holes provided
- Signal input with a high-level signal, the common and often start conduction;
- The relay can directly control all kinds of equipment and load;
- One often opened a normally closed contact;
- Blue KF301 terminal line more convenient.