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Today's Deals
Best Arduino Relay Breadboard of 2026
Last updated on 09/01/2026
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1
AZDelivery 2 Channel Relay Module DC 5V with Optocoupler Low-Level Trigger Relay Shield Board Compatible with Arduino and Raspberry Pi Including E-Book!
AZDelivery
Why we love it
Perfect for DIY projects.
Controls high current devices.
Includes helpful setup E-Book.
Main Highlights
✅ This microcontroller compatible board with two relays for max. 50V AC / 5A or 30V DC / 5A each is perfect for all different DIY projects and 100% compatible with many applications.
✅ This 5V 2-channel relay module with optocouplers is perfect for controlling up to 2 devices with higher current.
✅ The optocouplers are used to transmit the signals between the two galvanically isolated circuits - e.g. your connected device with higher current.
✅ There is also an LED indicator attached to the module to show the relay output status. Each channel of the module is additionally connected to an LED, which indicates the switching status of the relay. Due to the practical drill holes, the module can be safely installed.
✅ This product includes an E-Book that provides useful information on how to begin your project, it helps with a quick setup and saves time on the configuration process. We provide an array of application examples, full installation guides and libraries.
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9.7
Exceptional
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9.7
Exceptional
AZDelivery
AZDelivery 2 Channel Relay Module DC 5V with Optocoupler Low-Level Trigger Relay Shield Board Compatible with Arduino and Raspberry Pi Including E-Book!
Check Price
Show More
Why we love it
Perfect for DIY projects.
Controls high current devices.
Includes helpful setup E-Book.
Main Highlights
✅ This microcontroller compatible board with two relays for max. 50V AC / 5A or 30V DC / 5A each is perfect for all different DIY projects and 100% compatible with many applications.
✅ This 5V 2-channel relay module with optocouplers is perfect for controlling up to 2 devices with higher current.
✅ The optocouplers are used to transmit the signals between the two galvanically isolated circuits - e.g. your connected device with higher current.
✅ There is also an LED indicator attached to the module to show the relay output status. Each channel of the module is additionally connected to an LED, which indicates the switching status of the relay. Due to the practical drill holes, the module can be safely installed.
✅ This product includes an E-Book that provides useful information on how to begin your project, it helps with a quick setup and saves time on the configuration process. We provide an array of application examples, full installation guides and libraries.
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Value for Money
2
SUNFOUNDER Electronics Fun Kit with 1602 LCD Module, Breadboard, LED, Resistor for Arduino UNO Mega Gold Raspberry Pi
SUNFOUNDER
Why we love it
Comprehensive Arduino/Raspberry Pi kit.
Tutorials accelerate learning process.
Excellent compact storage provided.
Main Highlights
Starter Kit for Arduino or Raspberry Pi - Our starter kit contains over 300 components you need to get started in Arduino or Raspberry Pi programming
Most Expensive Component Kit - Package includes 400 point mockup, 1602 LCD display, servo motors, link wires, DuPont wires, color LCD display and resistors, capacitors, relay, USB cable, horns etc.
21 Lessons on offer - An improved fun electronic kit contains over 20 interesting lessons that will give you a dynamic and creative learning experience
Detailed Instructions - With the detailed PDF tutorial on the CD, you can learn how to code and program faster and easier with all components
GREAT PACKAGING - A nice compact storage container to store all the components of the kit without losing them
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9.6
Superb
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9.6
Superb
SUNFOUNDER
SUNFOUNDER Electronics Fun Kit with 1602 LCD Module, Breadboard, LED, Resistor for Arduino UNO Mega Gold Raspberry Pi
Check Price
Show More
Why we love it
Comprehensive Arduino/Raspberry Pi kit.
Tutorials accelerate learning process.
Excellent compact storage provided.
Main Highlights
Starter Kit for Arduino or Raspberry Pi - Our starter kit contains over 300 components you need to get started in Arduino or Raspberry Pi programming
Most Expensive Component Kit - Package includes 400 point mockup, 1602 LCD display, servo motors, link wires, DuPont wires, color LCD display and resistors, capacitors, relay, USB cable, horns etc.
21 Lessons on offer - An improved fun electronic kit contains over 20 interesting lessons that will give you a dynamic and creative learning experience
Detailed Instructions - With the detailed PDF tutorial on the CD, you can learn how to code and program faster and easier with all components
GREAT PACKAGING - A nice compact storage container to store all the components of the kit without losing them
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3
WayinTop Electronics Component Fun Kit w/E-Book, Upgraded Electronic Starter Kit with Breadboard Jumper Wires Kit, PCB Soldering Kit, LEDs & Resisitor Kit for Arduino/for Raspberry pi/ESP
WayinTop
Why we love it
Ideal for DIY electronic projects.
Designed for electronics enthusiasts.
Includes reusable quality components.
Main Highlights
【The Most Complete Electronic Starter Kit】The components of our starter kit are the most complete combination of Open-Source Electronics, which can support most DIY electronic projects such as for arduino, for raspberry pi, ESP32, ESP8266 and so on. Very easy to get started!
【Born for Electronics Enthusiasts】This kit is specifically designed for entry-level DIY electronics enthusiasts. Through the kit, you can learn electronic components, program design, circuit design, PCB soldering, electronic project etc.
【Meet Your Various Needs】This kit includes breadboard, power supply, PCB board, and various circuit cables to meet the needs of electronic circuit learning and circuit board design.
【High Quality & Reusable】The electronic components are made of high quality and reusable. The quantity of our various models is enough for your use. After learning, you can directly use these electronic components to make DIY projects.
【Reliable Technical Support】We have prepared a detailed tutorial for this kit, all necessary files such as the software and some code examples. You can contact us on Amazon to get the PDF or downloaded from this link: https://github.com/WayinTop/WayinTop-Electronic-Component-Fun-Kit-Tutorial/tree/master
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9.6
Superb
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9.6
Superb
WayinTop
WayinTop Electronics Component Fun Kit w/E-Book, Upgraded Electronic Starter Kit with Breadboard Jumper Wires Kit, PCB Soldering Kit, LEDs & Resisitor Kit for Arduino/for Raspberry pi/ESP
Check Price
Show More
Why we love it
Ideal for DIY electronic projects.
Designed for electronics enthusiasts.
Includes reusable quality components.
Main Highlights
【The Most Complete Electronic Starter Kit】The components of our starter kit are the most complete combination of Open-Source Electronics, which can support most DIY electronic projects such as for arduino, for raspberry pi, ESP32, ESP8266 and so on. Very easy to get started!
【Born for Electronics Enthusiasts】This kit is specifically designed for entry-level DIY electronics enthusiasts. Through the kit, you can learn electronic components, program design, circuit design, PCB soldering, electronic project etc.
【Meet Your Various Needs】This kit includes breadboard, power supply, PCB board, and various circuit cables to meet the needs of electronic circuit learning and circuit board design.
【High Quality & Reusable】The electronic components are made of high quality and reusable. The quantity of our various models is enough for your use. After learning, you can directly use these electronic components to make DIY projects.
【Reliable Technical Support】We have prepared a detailed tutorial for this kit, all necessary files such as the software and some code examples. You can contact us on Amazon to get the PDF or downloaded from this link: https://github.com/WayinTop/WayinTop-Electronic-Component-Fun-Kit-Tutorial/tree/master
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4
Miuzei Starter Kit for Arduino R3 projects without microcontroller, 235 components with 58 lessons, LC display, breadboard, sensors, relays, GPIO extension, Compatible with Arduino/Raspberry Pi
Miuzei
Why we love it
Offers extensive DIY learning resources.
All-inclusive kit with crucial components.
Enhances future soldering projects.
Main Highlights
More than 235 components (microcontroller board not included), DIY projects for learning how to and programming with Arduino and Raspberry Pi.
Contains important components such as LC display 1602, resistors, LEDs, sensors, relays, breadboard, power supply module, GPIO extension, etc.
The components are already soldered, and all modules can be connected using a pin header. The three "double-sided PCB boards" can be used to your further projects that require soldering.
The 58 Lessons include 26 Arduino lessons and 32 Raspberry Pi lessons (instructions in English). Product Tutorial: http://geekdiywiki.com/miuzei
High-quality box with electrostatic bags, you can put everything you don't need in it.
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9.5
Superb
Check Price
9.5
Superb
Miuzei
Miuzei Starter Kit for Arduino R3 projects without microcontroller, 235 components with 58 lessons, LC display, breadboard, sensors, relays, GPIO extension, Compatible with Arduino/Raspberry Pi
Check Price
Show More
Why we love it
Offers extensive DIY learning resources.
All-inclusive kit with crucial components.
Enhances future soldering projects.
Main Highlights
More than 235 components (microcontroller board not included), DIY projects for learning how to and programming with Arduino and Raspberry Pi.
Contains important components such as LC display 1602, resistors, LEDs, sensors, relays, breadboard, power supply module, GPIO extension, etc.
The components are already soldered, and all modules can be connected using a pin header. The three "double-sided PCB boards" can be used to your further projects that require soldering.
The 58 Lessons include 26 Arduino lessons and 32 Raspberry Pi lessons (instructions in English). Product Tutorial: http://geekdiywiki.com/miuzei
High-quality box with electrostatic bags, you can put everything you don't need in it.
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5
Honseadek For Arduino 85pcs Set with For V3.0 For Mega 2560 328 Projects for Relay Module Screen Breadboard Wires for Electronics
Honseadek
Why we love it
Durable material for lasting use.
Versatile for various projects.
User-friendly control interface included.
Main Highlights
material:Made of durable and practical material, long-lasting use
Versatile applications:Includes various modules such as relay module, motion sensor, servo motor, and humidity sensor, soil moisture sensor, and more, suitable for home appliance control, automation, robotics, and Arduino experiments
Clear and accurate display:Equipped with an screen, liquid crystal display, digital tube, and dot display, providing clear and precise visual information
User-friendly interface:Features a joystick module and touch sensor for easy control and interaction with the Arduino board
Complete package:Comes with a wide range of components, including cables, resistors, diodes, and breadboards, providing everything needed for Arduino projects
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9.5
Superb
Check Price
9.5
Superb
Honseadek
Honseadek For Arduino 85pcs Set with For V3.0 For Mega 2560 328 Projects for Relay Module Screen Breadboard Wires for Electronics
Check Price
Show More
Why we love it
Durable material for lasting use.
Versatile for various projects.
User-friendly control interface included.
Main Highlights
material:Made of durable and practical material, long-lasting use
Versatile applications:Includes various modules such as relay module, motion sensor, servo motor, and humidity sensor, soil moisture sensor, and more, suitable for home appliance control, automation, robotics, and Arduino experiments
Clear and accurate display:Equipped with an screen, liquid crystal display, digital tube, and dot display, providing clear and precise visual information
User-friendly interface:Features a joystick module and touch sensor for easy control and interaction with the Arduino board
Complete package:Comes with a wide range of components, including cables, resistors, diodes, and breadboards, providing everything needed for Arduino projects
Show More
6
ELEGOO Relay Module 4 Channel DC 5V with Optocoupler for Arduino UNO R3 MEGA Project 1280 DSP ARM PIC AVR STM32 Raspberry Pi
ELEGOO
13% Off
Why we love it
Versatile compatibility with microcontrollers.
Ideal for smart home applications.
Clear indicators for safe operation.
Main Highlights
5V Active Low Operation: This relay module operates at 5V and should not be powered by 3.3V, as it may not drive the relays effectively. Ensure the power supply current exceeds 1A for reliable performance.
High Current Handling: Each relay can handle maximum contact ratings of AC250V 10A and DC30V 10A, making it suitable for controlling various appliances and devices requiring high current. Working status indicator lights are conducive for the safety use
Standard Microcontroller Interface: Features a standard interface for direct connections with microcontrollers such as Arduino IDE, Raspberry Pi, STM32, AVR, PIC, and ARM, allowing for easy integration into projects.
GPIO Low-Level Logic Control: This 4-channel relay module utilizes low-level logic voltage to drive the relays, which reduces power consumption and protects the control board from damage. This allows ESP32 and Raspberry Pi GPIOs to directly control the relays without the need for external transistors or logic-level converters.
Applications: Widely used for all MCU control, industrial sector, PLC control, smart home control.
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9.3
Superb
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9.3
Superb
ELEGOO
ELEGOO Relay Module 4 Channel DC 5V with Optocoupler for Arduino UNO R3 MEGA Project 1280 DSP ARM PIC AVR STM32 Raspberry Pi
13% Off
Check Price
Show More
Why we love it
Versatile compatibility with microcontrollers.
Ideal for smart home applications.
Clear indicators for safe operation.
Main Highlights
5V Active Low Operation: This relay module operates at 5V and should not be powered by 3.3V, as it may not drive the relays effectively. Ensure the power supply current exceeds 1A for reliable performance.
High Current Handling: Each relay can handle maximum contact ratings of AC250V 10A and DC30V 10A, making it suitable for controlling various appliances and devices requiring high current. Working status indicator lights are conducive for the safety use
Standard Microcontroller Interface: Features a standard interface for direct connections with microcontrollers such as Arduino IDE, Raspberry Pi, STM32, AVR, PIC, and ARM, allowing for easy integration into projects.
GPIO Low-Level Logic Control: This 4-channel relay module utilizes low-level logic voltage to drive the relays, which reduces power consumption and protects the control board from damage. This allows ESP32 and Raspberry Pi GPIOs to directly control the relays without the need for external transistors or logic-level converters.
Applications: Widely used for all MCU control, industrial sector, PLC control, smart home control.
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7
WINGONEER 5PCS KY-019 5V One Channel Relay Module Board Shield for PIC AVR DSP ARM for arduino Relay
WINGONEER
Why we love it
Versatile for various projects.
Easy to integrate with Arduino.
High-quality, brand new modules.
Main Highlights
Name:Arduino kits module
5V relay module 1 way relay module ARDUINO
New 5V relay module
This product contains 5 modules
100% brand new
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9.1
Superb
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9.1
Superb
WINGONEER
WINGONEER 5PCS KY-019 5V One Channel Relay Module Board Shield for PIC AVR DSP ARM for arduino Relay
Check Price
Show More
Why we love it
Versatile for various projects.
Easy to integrate with Arduino.
High-quality, brand new modules.
Main Highlights
Name:Arduino kits module
5V relay module 1 way relay module ARDUINO
New 5V relay module
This product contains 5 modules
100% brand new
Show More
8
DollaTek 5PCS KY-019 5V One Channel Relay Module Board Shield For PIC AVR DSP ARM for arduino Relay
DollaTek
Why we love it
Versatile for various applications.
Reliable control for electronics.
Strong output drive capacity.
Main Highlights
This relay module is designed to control AC circuits by switching them ON or OFF in response to signals from microcontrollers like for Arduino or Raspberry Pi.
It has an output drive capacity of 10A 250V AC, 10A 125V AC, 10A 30V DC, and 10A 28V DC, with an operating voltage of 5V.
The design advantage includes the use of an 8050 Triode to increase relay coil drive, as well as a pull-down circuit on the control pin to prevent false actions.
This relay module can be used as a single-chip development board module or as a controller for home appliances.
It finds wide applications in IoT projects for controlling lights and other electronic devices, as well as in remote controls, communication systems, mechatronic devices, and powerful electronics devices.
Show More
9.1
Superb
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9.1
Superb
DollaTek
DollaTek 5PCS KY-019 5V One Channel Relay Module Board Shield For PIC AVR DSP ARM for arduino Relay
Check Price
Show More
Why we love it
Versatile for various applications.
Reliable control for electronics.
Strong output drive capacity.
Main Highlights
This relay module is designed to control AC circuits by switching them ON or OFF in response to signals from microcontrollers like for Arduino or Raspberry Pi.
It has an output drive capacity of 10A 250V AC, 10A 125V AC, 10A 30V DC, and 10A 28V DC, with an operating voltage of 5V.
The design advantage includes the use of an 8050 Triode to increase relay coil drive, as well as a pull-down circuit on the control pin to prevent false actions.
This relay module can be used as a single-chip development board module or as a controller for home appliances.
It finds wide applications in IoT projects for controlling lights and other electronic devices, as well as in remote controls, communication systems, mechatronic devices, and powerful electronics devices.
Show More
9
Yizhet 5V 8 Channel-Relay, DC 5V 230V Relay Shield Module Control Board with Optocoupler for Raspberry Pi Arduino PIC AVR MCU DSP ARM TTL Logic
Yizhet
Why we love it
Durable hard PCB construction.
Directly compatible with microcontrollers.
Indication LED for status monitoring.
Main Highlights
New 5V relay module, 8 Channel, Material: Durable hard PCB.
DC 5V 8 Channel Relay interface board, and each one needs 15-20mA Driver Current.
5v 8 channel relay module equiped with high-current relay, AC250V 10A; DC30V 10A.
Standard interface that can be controlled directly by microcontroller such as Raspberry Pi, Arduino, 8051, AVR, PIC, DSP, ARM, MSP430, PLC, TTL logic
8 channel relay module with indication LED's for Relay output status.
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8.9
Excellent
Check Price
8.9
Excellent
Yizhet
Yizhet 5V 8 Channel-Relay, DC 5V 230V Relay Shield Module Control Board with Optocoupler for Raspberry Pi Arduino PIC AVR MCU DSP ARM TTL Logic
Check Price
Show More
Why we love it
Durable hard PCB construction.
Directly compatible with microcontrollers.
Indication LED for status monitoring.
Main Highlights
New 5V relay module, 8 Channel, Material: Durable hard PCB.
DC 5V 8 Channel Relay interface board, and each one needs 15-20mA Driver Current.
5v 8 channel relay module equiped with high-current relay, AC250V 10A; DC30V 10A.
Standard interface that can be controlled directly by microcontroller such as Raspberry Pi, Arduino, 8051, AVR, PIC, DSP, ARM, MSP430, PLC, TTL logic
8 channel relay module with indication LED's for Relay output status.
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10
Fasizi 6pcs KY-019 5V One Channel Relay Module Board Shield for PIC AVR DSP ARM for arduino Relay
Fasizi
Why we love it
Versatile for various projects.
Easy integration with Arduino.
Includes multiple useful modules.
Main Highlights
Name:Arduino kits module
5V relay module 1 way relay module ARDUINO
New 5V relay module
This product contains 6 modules
TTL 5V-12V Steuersignal
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8.8
Excellent
Check Price
8.8
Excellent
Fasizi
Fasizi 6pcs KY-019 5V One Channel Relay Module Board Shield for PIC AVR DSP ARM for arduino Relay
Check Price
Show More
Why we love it
Versatile for various projects.
Easy integration with Arduino.
Includes multiple useful modules.
Main Highlights
Name:Arduino kits module
5V relay module 1 way relay module ARDUINO
New 5V relay module
This product contains 6 modules
TTL 5V-12V Steuersignal
Show More