8 Channel Relay Control Module - RS485 & RS232
This is an 8 Channel Relay Control Module which gives you the ability to use either RS485 or RS232 to interface with, allowing 2 command control o..
DF Robot Digital 16A Relay Module
A relay is an electrically operated switch, which has a control system (also known as the input circuit) and the controlled system (also known as the output circui..
Din Rail 4 Relay 5V Coil 30A Load
This 5V 4 Relay module is designed for current amplification and isolation protection of output loads. Applicable to PLC, microprocessor systems and time relays etc,..
Din Rail 8 Relay 24V Coil
This 24V 8 Channel Relay module is designed for current amplification and isolation protection of output loads. Applicable to PLC, microprocessor systems and time relays e..
Gravity: Digital 10A Relay Module
Introducing the Gravity Digital Relay Module – the latest addition to DFRobot’s Gravity series! This module is a little different to the other relays in our store..
Industrial T73 Series Dual Channel Relay Coil 220V Load 220V 10A
This 220V Dual Relay module is designed for current amplification and isolation protection of output loads. Applicable to PLC, micro..
Light Controlled Relay 12V Module
This module can be used for light detection, brightness detection by utilizing the photoresistor to trigger the 12V relay. The sensitivity of the photoresistor can..
LoRa 4 Channel Relay, 10A - 868MHz
This Lora relay helps to extend the Lora networks to control actuators/ lights/ motors, to create automatic applications such as farming, aquaculture, and pasture..
Magnetic Relay with Sensor
The Magnetic Relay with Sensor is a 5V DC relay that is triggered by the magnetic door switch. It has a trimpot to adjust the delay of the relay once the magnetic switch ..
Modbus RTU 1 Channel Relay
This is a one channel Modbus RTU relay module equipped with stable 8-bit MCU and RS485 level communication chip, adopting standard MODBUS RTU format RS485 communication p..
Pololu RC Switch + Relay
This Pololu RC Switch consists of a single-pole, double-throw (SPDT) power relay and a control circuit that measures incoming radio control (RC) signals, making it easy to con..
Solid State Relay - 4 Channel
Compared with the traditional mechanical relays, the Solid State Relay (SSR) has many advantages such as longer life, a much higher turn on/off speed and little or no noi..
Solid State Relay 240A - 6-220VDC
This high-performance single-phase Solid State Relay (SSR) is designed to handle demanding applications with ease. Boasting a robust load current capacity of 240A ..
Solid State Relay - 240VAC 2A- 2 Channel
This is a two channel relay module featuring 2x Omron G3MB-202P solid state relays. This module is capable of switching an AC voltages between 100 and 240V at ..
Solid State Relay 2A - 1 Channel
Compares with the traditional mechanical relay, the Solid State Relay (SSR) has many advantages: it has a longer life, with a much higher turn on/off speed and no noi..
SparkFun Qwiic Single Relay
Have you ever wanted to control something powerful or have you ever needed to turn on/off a high power device from your Arduino or another low powered microcontroller? The ..
USB Relay Board - 4 Way
The module has MICRO USB and serial port so that they can communicate with PC and other device conveniently.
The normal working voltage for modules is 5V and modules of ICSE014..
USB Relay Board - 8 Way
The module has MICRO USB and serial port so that they can communicate with PC and other device conveniently.
The normal working voltage for modules is 5V and modules of ICSE014..
Wave Pi Pico Industrial 8-Channel Relay Module
This is an industrial 8-channel relay module controlled via RS485 bus, utilizing Modbus RTU protocol. It features embedded protection circuits such as p..
Wifi Relay Board - 8 Channel
USR-WIFIIO-83 terminal controller is developed for the application in the field of smart home, Internet of Things, industrial control and so on. Remote monitoring and c..
4 Channel Relay Card + Remote 12V
Take one remote and give one to a friend, coworker or family member so you both can turn on/off up to 4 devices in your home wirelessly! Just connect 12V of power t..