Catalog > Internet of Things (IOT) Related Products > More Platforms 4 Channel Relay Module 4 Channel Relay Module HKD RELAY BOARD 4CH 5V Compatible with Arduino 5V/10A 4CH Relay Module with N/O and N/C Contacts and Opto Isolated I/P 54.53 ZAR inc for 1 Each 1 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview Relay modules suitable for switching of higher voltages and perfect for use with microcontrollers including Arduino, ARM, AVR and PIC. The relays used are rated up to 10A and have NO/NC contacts. Each channel has an LED indicator to show the relay is on. Specifications Channels : 4Connects directly to a microcontrollerLED Indicator for each channelSwitching Capacity : 10AMaximum Voltage : 250VAC / 30VDCTechnical InformationSwitching Capacity : 10AMaximum Voltage : 250VAC / 30VDC4-Channel Dimensions : 76 x 56 x 18mm (L x W x H)