These are 1/2/4/8/16 Channel 12V Relay interface boards, able to control various appliances, and other equipment with large current.
They can be controlled directly by Microcontroller(Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic).
12V 1/2/4/8/16 -Channel Relay interface board, and each one needs 15-20mA Driver Current
Equipped with high-current relay, AC250V 10A ; DC30V 10A
Standard interface that can be controlled directly by microcontroller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic).
Indication LED’s for Relay output status (On selected boards).
Module with relay control, AC voltage maximum 250 V, AC current maximum 10 A, DC voltage maximum 30 V, DC current maximum 10 A.
The 8550 transistor drive, drive ability.
Working voltage 12V.
Has the fixed bolt hole and easy installation.
Power indicator (green), Two ways of relay status indicator light (red)
Module interface specifications (6 wire).
VCC external 12V.
GND external GND.
1N1-1N2 interchange relay control interface by single chip IO