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

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 ..

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Part No: RE-BT-SWITCH
Product Status : Active

R149.00 (Inc Tax: R171.35)

8 Channel Relay Control Module - RS485 & RS232

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..

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Part No: R413D08
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R118.00 (Inc Tax: R135.70)

Crowtail-Relay

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..

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Part No: CT0008RE
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R40.00 (Inc Tax: R46.00)

DF Robot 5A Relay Module

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..

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Part No: DFR0017
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R45.00 (Inc Tax: R51.75)

DF Robot Digital 16A Relay Module

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..

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Part No: DFR0251
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R145.00 (Inc Tax: R166.75)

Din Rail 4 Relay 5V Coil 30A Load

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,..

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Part No: FY-NT904C-D5
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R295.00 (Inc Tax: R339.25)

Din Rail 8 Relay 24V Coil

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..

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Part No: FY-NT738C-D24
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R375.00 (Inc Tax: R431.25)

Easy Mini PLC IO Controller

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..

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Part No: 412-DC-R
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R1,350.00 (Inc Tax: R1,552.50)

Gravity: Digital 10A Relay Module

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..

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Part No: DFR0473
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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

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..

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Part No: FY-NT732C-A220
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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

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..

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Part No: FY-NT731C-A220
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R85.00 (Inc Tax: R97.75)

Light Controlled Relay 12V Module

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..

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Part No: XH-M131
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R53.00 (Inc Tax: R60.95)

Modbus RTU 1 Channel Relay

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..

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Part No: MOD-RTU-REL
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R115.00 (Inc Tax: R132.25)

Particle Relay Shield for Photon

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..

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Part No: AF3051
Product Status : Active

R745.00 (Inc Tax: R856.75)

Pololu RC Switch + Relay

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..

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Part No: 2804
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R425.00 (Inc Tax: R488.75)

Relay 2 Channel - Opto Isolated

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..

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Part No: RELAY-2CH-5V
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R39.00 (Inc Tax: R44.85)

Relay 5V - Load 250V 10A

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 ..

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Part No: TK10-1P
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R38.00 (Inc Tax: R43.70)

Relay 8 Way - Opto Isolated

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 ..

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Part No: RELAY-8CH-5V
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R118.00 (Inc Tax: R135.70)

Relay Module 1 Relay - 5V 30A

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..

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Part No: 6970622931775
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R79.00 (Inc Tax: R90.85)

Relay Module 2 Relay - 5V 30A

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..

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Part No: 6970622931782
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R129.00 (Inc Tax: R148.35)

Relay Single Channel 5V Logic

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..

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Part No: KS0011
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R32.00 (Inc Tax: R36.80)

RS485 Relay Module - 4 Way

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..

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Part No: RS485-RELAY4
Product Status : Active

R128.00 (Inc Tax: R147.20)

SeeedStudio 4 Channel Relay - Grove

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..

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Part No: 103020133
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R218.00 (Inc Tax: R250.70)

Solid State Relay - 4 Channel

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..

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Part No: SSR-04
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R125.00 (Inc Tax: R143.75)

Solid State Relay 240A - 6-220VDC

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..

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Part No: RHSSR-240DD
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R265.00 (Inc Tax: R304.75)

Solid State Relay 240VAC 2A - 2 Channel

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..

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Part No: SSR-02
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R68.00 (Inc Tax: R78.20)

Sparkfun Beefcake Relay Board

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..

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Part No: KIT-13815
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R150.00 (Inc Tax: R172.50)

SparkFun Qwiic Quad Relay

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..

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Part No: COM-16566
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R658.00 (Inc Tax: R756.70)

SparkFun Qwiic Single Relay

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..

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Part No: COM-15093
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R275.00 (Inc Tax: R316.25)

USB Relay Board - 4 Way

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..

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Part No: USB-REL4
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R198.00 (Inc Tax: R227.70)

USB Relay Board - 8 Way

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..

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Part No: USB-RES8
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R299.00 (Inc Tax: R343.85)

Wave 8 Channel Industrial Relay - RS485 MODBUS

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..

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Part No: W17658
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R622.00 (Inc Tax: R715.30)

Wifi Relay Board - 8 Channel

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..

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Part No: USR-WIFI0-83
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R1,399.00 (Inc Tax: R1,608.85)

4 Channel Relay  Card + Remote 12V

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..

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Part No: 4CHAN-REM
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R192.00 (Inc Tax: R220.80)

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