16 Channel Expandable Relay Module With 5V Power Supply IIC Communication Opto Isolated Compatible With Arduino And Raspberry Pi Scales Up To 128 Relays For Pro Grade Automation Projects

Expandable 16-Channel Relay Module for Arduino Automation
✔️ Expands to 128 relays with IIC comm, opto isolation, handles 10A resistive loads for stable pro automation

This 16-channel relay module is a handy device for boosting control in electronics projects, typically used with Arduino or Raspberry Pi to manage switches, motors, and sensors in home setups or industrial automation tasks.

✅ Expands up to 128 relays for handling large-scale automation
✅ Includes IIC communication for seamless integration with microcontrollers
✅ Features opto isolation to ensure safe operation with various loads
✅ Supports 3.3V and 5V power, managing up to 10A resistive and 7A inductive loads
✅ Ideal for space-limited projects needing multiple relay control

💡 How do expandable relay modules enhance control in automation systems? They provide a simple way to scale up device management in electronics. - Boosts capacity for handling more switches and sensors - Improves reliability by isolating signals from potential interference - Integrates easily with common platforms like Arduino - Reduces the need for additional hardware in complex setups