This versatile 4 Channel Relay Module is designed to provide a reliable and efficient solution for controlling both DC and AC signals, making it ideal for home appliance control and various microcontroller-based projects. Compatible with popular platforms such as Arduino, Raspberry Pi, PIC, AVR, DSP, and more, it offers seamless integration for a range of automation applications.

With its 5V to 12V control input range, it is easy to interface with most microcontrollers, and its low-level triggering mechanism ensures safe and precise operation. The module supports TTL logic control, and while it does not include optocouplers or light coupling, it still provides dependable performance for a variety of control tasks.

Features:

• 4 Channels: Allows you to control up to 4 devices or circuits independently with one module.

• Low-Level Triggering: The relay triggers with a low-level input signal, ideal for microcontroller compatibility.

• Wide Compatibility: Supports control via various microcontroller platforms like Raspberry Pi, Arduino, PIC, AVR, ARM, 8051, DSP, MSP430, and TTL logic devices.

• No Optocoupler: Designed without optocoupler or light coupling, simplifying the design for applications where opto isolation is not required.

• DC/AC Control: Suitable for controlling both DC and AC signals.

• Versatile Applications: Ideal for home automation, robotics, and electronics projects requiring relay control.

Specifications:

• Voltage: 5V (operating voltage)

• Control Input Voltage: 5V - 12V TIL control signal

• Trigger Type: Low-level triggering

• Relay Output: 4 relays

• Relay Rating: 10A @ 250V AC, 10A @ 30V DC

• Interface Compatibility: Arduino, Raspberry Pi, PIC, AVR, ARM, 8051, DSP, MSP430, TTL logic

• Input Type: Direct TTL logic control (no optocoupler or light coupling)

• Dimensions: Compact, suitable for breadboards or standalone setups