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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..

This is a 5V 4-Channel Relay interface board, be able to control various appliances and other equipment with large current. It can be controlled directly by Microcontroller (for Arduino, 8051, AVR, PI..

1-Channel relay module, with photoelectric isolationSMD optocoupler isolation, strong drive capability and stable performance.Power indicator (green), relay status indicator (red).The module Operating..

8 Channel Relay Module with Opto-Isolator Protection (5V DC)1.    This module uses a genuine quality relay normally open interface.2.    SMD optocoupler isolati..

5V 4 Channel Relay Module With Optocoupler LEDThis is a 5V 4-Channel Relay interface board, Be able to control various appliances, and other equipments with large current. It can be controlled directl..

4 Channel Solid State Relay Module 5VThis is 4-Channel Solid-State Relay Module, it is Arduino compatible. Solid-State Relay is some what similar to that of a mechanical relay & the difference is ..

4CH Channel 433Mhz Wireless Remote Control Switch 12V DC Specifications :Remote Control Distance100 meters (open/ideal) in theory, 10%-50% in reality(In open environment)EncodeFixed code, solderi..

ESP-01S WiFi Based Smart Relay Switch ModuleOperating Voltage: DC5VCommunication: WiFi (ESP8266 module)Serial Communication Parameters: 9600,8,1,0,0Transmission Distance: Maximum transmission distance..

16 Channel Relay Module with Opto-Isolator Protection 12V DCFeatures :1.    This module uses a genuine quality relay normally open interface.2.    SMD optocoupl..