4-Channel 12V Relay Module for Uno R3 and MCU

4 channel relay module is an essential component for projects involving microcontrollers, providing a seamless interface between low-level digital signals and high-voltage devices. With the ability to control up to four separate devices, this relay 5v module is versatile and reliable. Whether you're working on home automation or industrial applications, this relay module 5v offers robust performance and easy integration.

Key Features - 4 channel relay module

• Standard interface that can be controlled directly by microcontroller platforms such as 8051, AVR, PIC, DSP, ARM, MSP430, and TTL logic active low.
• Indication LEDs for Relay output status.
• High-current relay capable of AC250V at 10A.
• Driven by ULN2803 IC for reliable operation.
• Compatible with 3V or 5V microcontroller outputs for relay control.
• Each relay capable of switching high voltage and high current loads, such as AC mains 110V or 220V lights and motors.
• Individual LEDs indicate the status of each relay.

Applications

Used in areas like robotics, automation, and more, where 4 channel relay module delivers accurate results. This product is particularly effective when integrated with applications requiring an rf board and relay board, ensuring seamless performance and reliability.

Technical Specifications

How to Use - 4 channel relay module

• Ensure the module relay 4 channel is securely mounted on a PCB using the through-hole connectors.
• Connect the corresponding MCU output pins to the signal inputs of the 4 channel relay module.
• Apply 12V power to the relay board and utilize microcontroller outputs to toggle the relays, allowing control of attached devices.
• Utilize each board relay for switching various high voltage loads as per your project needs.

Package Includes

• 1 x 4-Channel 12V Relay (Active High) Board for Uno R3 and Other MCU

Additional Resources