4Pcs 1 Channel DC 3V / 3.3V Relay High Level Driver Module Optocoupler Isolated Driver Control Module
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4Pcs 1 Channel DC 3V / 3.3V Relay High Level Driver Module Optocoupler Isolated Driver Control Module
Widely used in industrial automation, power systems, electronic equipment and other fields, it plays a role in circuit regulation and control, safety protection, and conversion circuits.
4Pcs 1 Channel DC 3V / 3.3V Relay High Level Driver Module Optocoupler Isolated Driver Control Module
Artigo n.º: 85077492

4Pcs 1 Channel DC 3V / 3.3V Relay High Level Driver Module Optocoupler Isolated Driver Control Module

Artigo n.º: 85077492

€ 14

Detalhes do Preço

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from EUA

Em stock
EUA Importado da loja USA
Encomende já e receba por volta de Quinta-feira, Agosto 13
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Widely used in industrial automation, power systems, electronic equipment and other fields, it plays a role in circuit regulation and control, safety protection, and conversion circuits.
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Note: Step Down Voltage Transformer required for using electronics products of EUA store (110-120). Recommended power converters COMPRAR AGORA.

O que se Destaca

High-Level Driving
This relay module is designed for high-level signal control, ensuring compatibility with a range of microcontrollers. It simplifies control circuits, making it user-friendly for both beginners and experienced hobbyists.
Optocoupler Isolation
The optocoupler isolation protects sensitive components from high voltage spikes, providing reliable operation in diverse environments. This feature enhances safety and longevity, particularly in industrial applications.
Integração fácil
With clear pin configurations and a compact design, this module ensures easy integration into existing projects. It's ideal for automating household devices or enhancing robotic functionalities, promoting seamless development.

Detalhes do produto

Compre 4Pcs 1 Channel DC 3V / 3.3V Relay High Level Driver Module Optocoupler Isolated online ao melhor preço na Ubuy Portugal. Obtenha ofertas, descontos e opção de entrega rápida.
Tipo de ConectorQuick Connect
Contact TypeNormally Closed
Current Rating10 Amps
Tipo de MontagemPanel Mount
Modo de OperaçãoAutomático
Coil Voltage3.3 Volts
Contact Current Rating10 Amps
Maximum Switching Current10 Amps
Maximum Switching Voltage250 Volts
Minimum Switching Voltage3.3 Volts (DC)
Operating Time20 Seconds
Nome da MarcaDiGiYes
Número da PeçaEMD_21I
FabricanteDiGiYes
Componentes Incluídos4 x 1 Channel Relay Driver Control Module
Contact MaterialAço
Peso do Item0,2 lbs (90 gramas)

Quem Deverá Comprar?

Suitable For
  • Hobby Electronics

    Ideal for hobbyists working on small electronics projects requiring relay control and isolation.

  • Arduino Projects

    Perfect for Arduino users needing simple relay control to switch higher voltages automatically.

  • Automation Systems

    Suitable for those building DIY automation systems that need to control devices like motors and lights.

Not Suitable For
  • Industrial Use

    Not suitable for heavy-duty industrial applications requiring robust and high-power relays.

DESCRIÇÃO DO PRODUTO

4Pcs 1 Channel DC 3V / 3.3V Relay High Level Driver Module Optocoupler Isolated Driver Control Module

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Perguntas e Respostas dos Clientes

  • Pergunta: What is the purpose of the 4Pcs 1 Channel DC Relay Driver Module?

    Resposta: The 4Pcs 1 Channel DC Relay Driver Module is designed to allow microcontrollers, like Arduino or Raspberry Pi, to control higher voltage devices, such as lights, motors, or other appliances. This versatility makes it ideal for home automation projects. The built-in optocoupler isolation protects your microcontroller from high voltage spikes, ensuring reliable performance without damage.
  • Pergunta: How does the optocoupler work in this relay module?

    Resposta: The optocoupler in the relay module isolates the control side from the high-voltage side, which helps prevent interference and protect sensitive components. It transmits signals using light rather than electric current, thereby ensuring safety and integrity. This makes it suitable for applications where you control high-voltage equipment using low-voltage signals, providing a safe operating environment.
  • Pergunta: Can this relay module be used with Arduino?

    Resposta: Yes, the 4Pcs 1 Channel DC Relay Module is compatible with Arduino. You can easily connect it to control various devices like lights or motors using simple code. Its low trigger voltage (3V to 3.3V) also makes it ideal for use in Arduino projects that require reliable switching without requiring external power, making your projects versatile and efficient.
  • Pergunta: What are the key specifications of the relay module?

    Resposta: The relay module operates at 3V to 3.3V and features one channel capable of switching up to 10A at 250V AC or 30V DC. This makes it powerful enough for many applications, including automated tasks in home or industrial settings. The module also includes indicator LEDs for visual feedback, aiding in project development and debugging.
  • Pergunta: How can I connect multiple relay modules?

    Resposta: To connect multiple relay modules, you can daisy-chain the power and ground lines while using separate signal pins for each module. This approach allows you to control multiple devices simultaneously from a single microcontroller board like the Arduino. Ensure that you keep track of the pin connections in your code to manage each relay properly. This facilitates the building of complex automation systems tailored to your needs.
  • Pergunta: What applications are suitable for this relay control module?

    Resposta: The 4Pcs 1 Channel DC Relay Module is ideal for a variety of applications, including automation of home appliances, controlling motors in robotics projects, or managing HVAC systems. Its ability to safely switch high voltage loads makes it a go-to choice for DIY enthusiasts, hobbyists, and professionals requiring reliable control in their projects.
  • Pergunta: How does the control mechanism work for triggering the relay?

    Resposta: Triggering the relay is simple; you apply a small voltage (3V to 3.3V) to the input pin of the module. This activates the optocoupler, which in turn closes or opens the relay switch. The relay can be controlled using a microcontroller or even manually via a switch. This mechanism allows for precise control over any connected device, enabling automated operations effortlessly.
  • Pergunta: Is there a specific circuit diagram available for connecting this module?

    Resposta: Yes, circuit diagrams for the 4Pcs 1 Channel DC Relay Module are widely available online. These diagrams show how to connect the relay module to various microcontrollers such as Arduino or Raspberry Pi. Following a circuit diagram assures correct connections and optimal functioning, helping new users to set up their systems confidently and accurately.
  • Pergunta: What should I consider when using this relay module in high-load applications?

    Resposta: When using the relay module for high-load applications, it’s essential to ensure that the load does not exceed the relay's rated capacity (10A, 250V AC or 30V DC). Additionally, consider incorporating a fuse or circuit breaker in your setup for safety. Proper heat management may also be necessary in prolonged use scenarios, ensuring reliable performance and longevity.
  • Pergunta: Where can I buy the 4Pcs 1 Channel DC Relay Module in Portugal?

    Resposta: You can buy the 4Pcs 1 Channel DC 3V 3.3V Relay High Level Driver Module from Ubuy. Ubuy offers a wide selection of electronic components, ensuring you get high-quality products for your projects. Visit their website to find this relay module and explore other useful tools and parts that can enhance your DIY and automation efforts.

DiGiYes Relay Control Module Editorial Review

The 4Pcs 1 Channel DC Relay Module has garnered a generally positive reception from customers, particularly for its compatibility with 3.3V microcontrollers, making it an ideal choice for IoT sensors and various DIY projects. Users have noted the module’s compact design, which allows easy integration into tight spaces without compromising on function. Many reviewers have expressed satisfaction with the build quality of the relays, highlighting the well-executed solder points and the overall robust Construction. The inclusion of Phoenix/screw terminals for connections has also been appreciated, as it provides a secure and reliable method of attachment. Despite some praise, there are reservations regarding the documentation, specifically the lack of clear instructions on the jumpers' functions, which may lead to some guesswork during the initial setup. However, this minor concern does not seem to overshadow the general appreciation for the product's performance and reliability. **

Avaliações e Classificações dos Clientes

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    100%
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Prós

  • Excellent compatibility with 3.3V microcontrollers.
  • Compact design suitable for limited spaces.
  • High build quality with neat soldering.
  • Secure connections via Phoenix/screw terminals.

Contras

  • Lack of clear documentation on jumper functions, leading to confusion.

CONFIANÇA NA PLATAFORMA E SEGURANÇA DO COMPRADOR

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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

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€ 14

Encomende já e receba por volta de Quinta-feira, Agosto 13

Qtd.:

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Em conformidade com a norma PCI DSS e com certificação ISO 27001:2022, com pagamentos encriptados e proteção total do comprador em todas as encomendas.

Os nossos principais Parceiros Logísticos
  • fedex
  • dhl
Entrega internacional mais rápida

Recursos e benefícios

  • 1 channel 3V high-level relay control module
  • Can control 10A 250V AC or 10A 30V DC loads
  • Indicator light for signal output
  • Optocoupler isolation for signal protection
  • Anti-interference design
  • Rotary crimping terminals for secure wiring

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