Enhance your electronics and automation projects with this 4-channel 5V relay module, designed for reliable switching of high-power loads using low-voltage digital signals. Fully compatible with microcontrollers such as Arduino UNO R3, Mega 1280, Raspberry Pi, and others, this module is ideal for DIY automation, smart home systems, and robotics.
Each channel features an optically isolated relay with onboard status LEDs that clearly indicate relay activity. With a switching capacity of up to 10A at 250V AC or 30V DC, this module can control lights, motors, appliances, and more.
Key Features:
4 relay channels – independent and optically isolated
Operating voltage: 5V
Control signal: TTL logic (low-level trigger)
Switching capacity: Up to 10A at 250V AC / 30V DC
Status LEDs – visual indication for each relay
Screw terminals for secure output connections
Standard interface – plug and play with Arduino and Raspberry Pi
Mounting holes – easy to fix on project enclosures or boards
This module is perfect for smart automation, home appliances, industrial control systems, and educational projects involving microcontrollers.