The 1 Channel 5V Relay Module is a compact and reliable switching device designed for microcontroller-based automation projects. It allows low-power control of high-voltage devices, making it perfect for Arduino, Raspberry Pi, ESP8266, ESP32, and other development boards.

Key Features of the 1 Channel Relay Module

• Operating Voltage: 5V DC
• Trigger Voltage: 5V signal (compatible with TTL logic)
• Relay Type: One-channel mechanical relay
• High-Quality Screw Terminals for easy and secure wiring
• Isolation Design: Optocoupler (varies by model) ensures safe control
• LED Indicators: Power & status LED for easy monitoring
• Control Signal: Low-level or high-level trigger (model dependent)

Relay Specifications

• Contact Rating: 10A @ 250VAC or 10A @ 30VDC
• Operating Current: ~70mA (typical)
• Switching Voltage: AC 0–250V or DC 0–30V
• Relay Lifetime: 100,000+ operations

Applications of the Relay Module

• Home automation
• Smart switch control
• Robotics
• Motor, fan, pump switching
• IoT projects
• Industrial control systems

Compatibility

Works seamlessly with:

• Arduino
• Raspberry Pi
• ESP8266 / ESP32
• STM32
• PIC / AVR / ARM microcontrollers