This is a 5V 4-Channel Relay interface board, be able to control various appliances, and other equipment’s with large current. It can be controlled directly by Micro-controller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic).
Operating Voltage: 5V DC, Channel: 4 channel, Relay Output Max.: AC250V 10A or DC 30V 10A, Input: Active Low,

This is a 5V 8-Channel Relay interface board, be able to control various appliances, and other equipment’s with large current. It can be controlled directly by Micro-controller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic).
Operating Voltage: 5V DC, Channel: 8 channel, Relay Output Max.: AC250V 10A or DC 30V 10A.

Relay Board allows you to control larger loads and devices like AC or DC motors, fans, light bulbs etc.

Specifications:
   • Reverse polarity and Back emf protection.
   • Screw terminals for relay connections.
   • Relay Board has an LED to indicate when relay is operated.
   • Signal input for direct connection to Microcontroller, Arduino or any TTL output pins.
   • Test Button for (without signal) Relay and load testing.
   • Use 5V, 6V, 9V, 12V, 18V and 24V 5Pin relay.

3 Channel Relay Board allows you to control larger loads and devices like AC or DC motors, fans, light bulbs etc.

Specifications:
   • Reverse polarity protection.
   • Screw terminals for relay connections.
   • Each Relay has an LED to indicate when relay is operated.
   • Signal input for direct connection to Microcontroller, Arduino or any TTL output pins.
   • Use 5V, 6V, 9V, 12V, 18V and 24V 5Pin relay.

This is a 5V 1-Channel Relay interface board, be able to control various appliances, and other equipment’s with large current. It can be controlled directly by Micro-controller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic).
Operating Voltage: 5V DC, Channel: 1 channel, Relay Output Max.: AC250V 10A or DC 30V 10A.