The SmartElex 12V 3A Single Channel Signal Relay Module is an efficient and compact solution designed for controlling high-power devices with low-voltage control signals. It enables safe operation of high-current or high-voltage equipment, offering protection to sensitive circuits. Ideal for use in embedded systems, control systems, and automation prototypes, this relay module is perfect for engineers, hobbyists, students, and startups working on projects that require reliable and secure switching.

Description:
Specifications:
- Channel: 1 (Single trigger output)
- Operating Voltage: 12V DC
- Trigger Type: High‑Sensitivity
- Arduino/Raspberry Pi compatible
- Compact size
Features:
- Single-channel relay for controlling one device
- Operates at 12V DC with 3A maximum load
- Triggered by high/low digital signals.
- Compatible with Arduino, Raspberry Pi, ESP8266, ESP32
- Compact PCB design for easy integration
- Fast and reliable switching performance.
Package Included:
1 x SmartElex 12V 3A Single Relay Module