Description

The 4 Channel 5V Relay Shield Module is an essential component for controlling high-power devices using a microcontroller. It simplifies smart home automation projects by allowing low-power devices to switch high-power devices on and off. This module plugs directly into Arduino UNO or compatible boards, eliminating the need for complex wiring and simplifying your system setup. The relay shield is ideal for projects that require controlling devices such as lights, motors, or other high-current devices.

Why Choose the 4 Channel 5V Relay Shield?

This relay shield module offers convenience and versatility for smart home or automation projects. It’s designed for ease of use with a standard shield interface, making it easy to stack and expand with other boards. The 5V DC relays provide reliable switching of high-power devices, and the red onboard indicator ensures visibility when the relay is activated. Whether you're building a home automation system or a DIY robot, this module is a reliable and user-friendly solution for controlling external equipment.

Key Features

Ease of Integration:

• Standard Shield interfaces for seamless connection with Arduino boards.
• Supports stacking with other expansion boards for more complex systems.
• 3 M3 screw holes for secure installation and positioning.

High Drive Capability:

• Works with both 5V and 3.3V control signals, making it compatible with a wide range of microcontrollers.
• Relay contacts are normally open (NO) and can be switched to common (COM) or normally closed (NC).

Reliability:

• Onboard relay indicator (red) shows relay status clearly.
• Compatible with high-current, high-voltage devices.

Power Supply: 5V DC power input for stable operation.
Safety: Relay terminals are designed to handle high-power devices, ensuring safe operation for your automation system.

Technical Specifications

Relay Type: Sky-5V DC relay, model HJR-4102-L-5V.
Relay Channels: 4 (each channel with NO, NC, and COM pins).
Power Input: 5V DC.
Relay Contacts: Normally open (NO), Normally closed (NC), and Common (COM) pins for each channel.
Relay Activation: High-level control signal drives relays
Indicator: Red LED indicator for each relay when activated.
Size: Compact form factor for easy integration with Arduino boards.