Relays
A relay is used wherever a small low power device or power supply needs to switch on a much larger one, usually completely isolated from the signals power source, or at a much higher voltage than the signal could provide.
12V Relay Bluetooth Switch
12V Relay Bluetooth Switch This is a 12V relay that you can switch using the built-in JDY-30 bluetooth slave module. By using a bluetooth terminal app on your phone, you can wireless open or close ..
R149.00 (Inc Tax: R171.35)
8 Channel Relay Control Module - RS485 & RS232
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..
R118.00 (Inc Tax: R135.70)
Crowtail-Relay
Crowtail-Relay The Relay is the most common used module in actual applications such as home automation, and sometimes you need to control large current such as the air conditioning/water heater. That..
R40.00 (Inc Tax: R46.00)
DF Robot 5A Relay Module
DF Robot 5A 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 circuit), usual..
R45.00 (Inc Tax: R51.75)
DF Robot Digital 16A Relay Module
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..
R145.00 (Inc Tax: R166.75)
Din Rail 4 Relay 5V Coil 30A Load
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,..
R295.00 (Inc Tax: R339.25)
Din Rail 8 Relay 24V Coil
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..
R375.00 (Inc Tax: R431.25)
Easy Mini PLC IO Controller
Easy Mini PLC IO Controller The Easy 412-DC-R Mini PLC IO Controller is an electronic control relay with built-in logic, timer, counter and time switch functions. This is a control and input device r..
R1,350.00 (Inc Tax: R1,552.50)
Gravity: Digital 10A Relay Module
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..
R98.00 (Inc Tax: R112.70)
Industrial T73 Series Dual Channel Relay Coil 220V Load 220V 10A
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..
R98.00 (Inc Tax: R112.70)
Industrial T73 Series Single Channel Relay Coil 220V Load 220V 10A
Industrial T73 Series Single Channel Relay Coil 220V Load 220V 10A Relay Modules are designed for current amplification and isolation protection of output loads. Applicable to PLC, microprocessor..
R85.00 (Inc Tax: R97.75)
Light Controlled Relay 12V Module
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..
R53.00 (Inc Tax: R60.95)
Modbus RTU 1 Channel Relay
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..
R115.00 (Inc Tax: R132.25)
Particle Relay Shield for Photon
Particle Relay Shield for Photon The Relay Shield allows you to take over the world, one electric appliance at a time. Want to control a lamp, fan, coffee machine, aquarium pumps or garden sprinkle..
R745.00 (Inc Tax: R856.75)
Pololu RC Switch + Relay
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 co..
R425.00 (Inc Tax: R488.75)
Relay 2 Channel - Opto Isolated
Relay 2 Channel - Opto Isolated These are optically isolated relay modules having 5 Volt cube Relays. The relays are driven by a Opto-coupler which provides isolation between your Micro-controller, A..
R39.00 (Inc Tax: R44.85)
Relay 5V - Load 250V 10A
Relay 5V - Load 250V 10A The Single Channel Relay Module is a convenient board which can be used to control high voltage, high current load such as motor, solenoid valves, lamps and AC load. It is ..
R38.00 (Inc Tax: R43.70)
Relay 8 Way - Opto Isolated
Relay 8 Way - Opto Isolated If you want to switch up to 8 high current / high voltage loads from a microcontroller, this 5V relay board can do it. It contains 8 x 5V relays rated at 10A/250V AC (DC ..
R118.00 (Inc Tax: R135.70)
Relay Module 1 Relay - 5V 30A
Relay Module 1 Relay - 5V 30A This is 1 channel Relay module, can able to control various appliances, and other equipment with a BIG current for 30A (250VAC/30VDC).It can be controlled directly by mi..
R79.00 (Inc Tax: R90.85)
Relay Module 2 Relay - 5V 30A
Relay Module 2 Relay - 5V 30A This is 2 channels Relay module, which is able to control various appliances, and other equipment with a BIG current for 30A (250VAC/30VDC). It can be controlled directl..
R129.00 (Inc Tax: R148.35)
Relay Single Channel 5V Logic
Relay Single Channel 5V Logic This single relay module can be used in interactive projects. It is active HIGH level. This module uses SONGLE 5V high-quality relay. The relay can also be used to con..
R32.00 (Inc Tax: R36.80)
RS485 Relay Module - 4 Way
RS485 Relay Module - 4 Way The Arduino Relay module allows a wide range of microcontroller such as Arduino, AVR, PIC, ARM with digital outputs to control larger loads and devices like AC or DC Moto..
R128.00 (Inc Tax: R147.20)
SeeedStudio 4 Channel Relay - Grove
SeeedStudio 4 Channel Relay - Grove The Single Pole Double Throw SPDT relay is quite useful in certain applications because it has one common terminal and 2 contacts which are great for selecting b..
R218.00 (Inc Tax: R250.70)
Solid State Relay - 4 Channel
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 no..
R125.00 (Inc Tax: R143.75)
Solid State Relay 240A - 6-220VDC
Solid State Relay 240A - 6-220VDC This single phase solid state relay has a robust dielectric strength of up to 4000V and advanced features like photo isolation and zero-cross polarization, it ensu..
R265.00 (Inc Tax: R304.75)
Solid State Relay 240VAC 2A - 2 Channel
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..
R68.00 (Inc Tax: R78.20)
Sparkfun Beefcake Relay Board
Sparkfun Beefcake Relay Board The SparkFun Beefcake Relay Control Kit contains all the parts you need to get your high-power load under control. Only minimal assembly is required! The heart of th..
R150.00 (Inc Tax: R172.50)
SparkFun Qwiic Quad Relay
SparkFun Qwiic Quad Relay The SparkFun Qwiic Quad Relay is a unique power accessory board that has been designed for switching not one but four high powered devices from your Arduino or another low p..
R658.00 (Inc Tax: R756.70)
SparkFun Qwiic Single Relay
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..
R275.00 (Inc Tax: R316.25)
USB Relay Board - 4 Way
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 ICSE0..
R198.00 (Inc Tax: R227.70)
USB Relay Board - 8 Way
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 ICSE0..
R299.00 (Inc Tax: R343.85)
Wave 8 Channel Industrial Relay - RS485 MODBUS
Wave 8 Channel Industrial Relay - RS485 MODBUS This is an industrial 8-ch relay module controlled via RS485 bus, utilizing Modbus RTU protocol. It features embedded protection circuits such as powe..
R622.00 (Inc Tax: R715.30)
Wifi Relay Board - 8 Channel
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..
R1,399.00 (Inc Tax: R1,608.85)
4 Channel Relay Card + Remote 12V
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..
R192.00 (Inc Tax: R220.80)