• 5V 4-Channel Relay Module for Arduino, ideal for controlling high-current appliances and sensors.
  • Collection of 5V relay modules showcasing 4, 8, and 16-channel options for controlling appliances and high-current loads.
  • 5V Relay Module with 16 channels for Arduino and electronic projects, featuring strong AC and DC load control.
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5V Relay Module Expansion Board (4, 8, 16 Channel) for Arduino & IoT

5V Relay Module Expansion Board (4, 8, 16 Channel) for Arduino & IoT

HK$25.00
HK$25.00
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Delivery Options

  • Local delivery within Hong Kong and in-store pickup.​
  • Free shipping for orders of HK$400 or above; HK$35 shipping fee for orders below HK$400.​
  • Shipped by SF Express, usually dispatched the same day for orders confirmed before 6:00 PM (Mon–Sat).​
  • Estimated delivery time: 1–3 business days after dispatch (Hong Kong).​
  • In-store pickup details (location and time) will be confirmed by email or phone message.​
  • Delivery times are estimates and may be affected by weather or unforeseen circumstances.​

Safely control high-voltage devices using low-voltage microcontrollers with our robust 5V Relay Modules. Available in 4, 8, and 16-channel configurations, these boards are the industry standard for Home Automation, Robotics, and Industrial Control projects.

Whether you are using an Arduino, Raspberry Pi, ARM, AVR, or PIC, these modules provide a reliable interface to switch AC 250V 10A or DC 30V 10A loads with ease.

Key Features

  • Versatile Options: Choose from 4-channel, 8-channel, or 16-channel variants to suit your project scale.
  • High-Load Capacity: Equipped with high-current Songle relays rated at AC 250V/10A and DC 30V/10A.
  • Broad Compatibility: Standard interface design ensures seamless integration with Arduino, 8051, AVR, PIC, DSP, ARM, MSP430, and TTL logic.
  • Enhanced Safety: Features independent wiring for contact parts and optical isolation (on supported models) for stable and safe performance.
  • Easy Installation: Built-in fixed screw mounting holes allow for secure and tidy installation in enclosures.

Technical Specifications

Specification Detail
Input Voltage 5V DC
Relay Rating (AC) Max 250V / 10A
Relay Rating (DC) Max 30V / 10A
Trigger Logic Low Level Trigger (Standard)
Indication LED Status Indicators for each channel
Dimensions (4-Ch) 75mm x 50mm
Dimensions (8-Ch) 137mm x 50mm
Dimensions (16-Ch) 177mm x 80mm

Applications

  • Smart Home / Home Automation
  • Industrial Control Systems
  • DIY Robotics
  • IoT (Internet of Things) Device Control
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