This 4-channel relay interface board can control various appliances and other equipments with high current. It can be controlled directly by any micro-controller.
- standard interface that can be controlled directly by any microcontroller
- opto-isolated inputs
- indicator LEDs for relay output status
- control input current (in1 to in4): 15 - 20 mA
- control input voltage: 5 - 12 VDC
- relay output: 250 VAC 10 A; 30 VDC 10 A (non-inductive)