Arduino 4-Channel Relay Shield Module

Arduino 4-Channel Relay Shield Module

The Arduino relay shield brings smart automation to life. Designed to sit right on top of your Arduino board, this 4-channel relay module lets you control up to four devices at once—lights, fans, pumps, or anything running on AC or DC power.

With solid build quality and seamless Arduino compatibility, it’s a go-to choice for students, hobbyists, and makers across Pakistan. No complicated wiring. No confusion. Just plug, program, and start switching like a pro.

Key Features

• 4 Independent Channels – Control four devices separately with full control through digital pins.

• Plug-and-Play Shield Design – Mounts directly onto your Arduino for quick and easy setup.

• High-Quality Relays – Each channel supports up to 10A 250V AC or 10A 30V DC load.

• LED Indicators – Know exactly which relay is active with built-in status lights.

• Isolation Protection – Safe relay triggering helps protect your Arduino board.

Product Specifications

• Channels: 4

• Relay Voltage: 5V DC trigger

• Load Support: 10A 250V AC / 10A 30V DC

• Interface: Digital I/O pins (D4–D7 default)

• Compatibility: Arduino Uno, Mega, Leonardo, and more

• Size: Approx. 70mm x 50mm

Designed for Smart Projects

Feel the click of control in your DIY projects. This Arduino 4-channel relay gives your Arduino the power to manage household devices or automation setups. Whether it’s turning on garden lights at night or running a motor for a greenhouse fan, this module makes it smooth and responsive.

The relay shield for Arduino makes home automation and classroom experiments feel professional. It’s ready for real-world tasks, delivering clear switching sounds and steady response.

Perfect for:

• Arduino Automation Module Projects

• Smart Home Systems

• DIY Arduino Relay Projects

• Industrial Training Kits

• Low Voltage Arduino Relay Control

What’s Included:

• 1 x Arduino relay shield module

• Ready-to-use headers

• Durable packaging for safe delivery

Why Builders Choose This Shield

This is more than just a relay module for Arduino—it’s a smart addition to your electronics toolkit. The compact size, sturdy layout, and easy programming make it ideal for both beginners and experts. Its Arduino relay compatibility ensures it integrates smoothly into any sketch or code setup, supporting a wide range of real-life applications.

Built for long-lasting performance, it supports both AC and DC appliances and handles switching tasks silently and efficiently.

Colgroad Promise

At Colgroad, we support creators across Pakistan with reliable components. This Arduino relay board is tested for performance, packaged for safety, and priced for value. Whether you’re just starting your electronics journey or building your final-year project, we’ve got your back.

Take Control Today

Bring your automation ideas to life. Get your Arduino 4-channel relay shield now from Colgroad.com and enjoy fast delivery, trusted service, and top quality—all in one.