Five Volt One Channel Relay Module With Opto Isolation And High Low Level Trigger For Arduino Raspberry Pi ARM AVR Control 220V AC Loads In Safe Easy DIY Friendly Plug And Play Home Automation And Microcontroller Projects

5V One-Channel Relay Module with Opto Isolation ✔️ Fully isolated control for 220V loads, 5V coil, 10-pack

These compact modules let you safely switch 220V AC loads from low-voltage microcontrollers such as Arduino and Raspberry Pi. The opto-isolated input protects the control circuitry while enabling reliable on/off control of mains devices, making them ideal for DIY home automation and hobby projects.

✅ Supply Voltage: 5V, Quiescent Current: 4mA, Working Current: 65mA
✅ Trigger Voltage: 0-2V, Trigger Current: 2mA
✅ NO/COM/NC contacts for switching 220V AC loads
✅ Pack: 10 pcs per order (1 Channel 5V Relay Module Low Level Trigger)
✅ Isolation between control and load areas for safety

💡 What is a typical use case for a 5V relay module with opto isolation in DIY projects?

A handy way to drive mains-powered devices from a microcontroller while keeping circuits separate.

- control lamps, fans, and other AC devices from Arduino or Raspberry Pi - ensures safety with control-load isolation and proper 5V logic - supports both low and high level trigger inputs - bulk pack of 10 for multi-device setups