Five Pack One Channel DC 3V/3.3V Relay Module With Optocoupler Isolation, Isolated Drive Control Board, 10A 250VAC And 10A 30VDC, Great For Microcontrollers, DIY Projects And Development Boards

Five-Pack Isolated One-Channel Relay Module for MCUs
✔️ Optocoupler drive, 10A 250VAC/30VDC, 3V/3.3V input

This five-pack, single-channel relay module uses optocoupler isolation to safely switch higher-current devices from microcontrollers, development boards, or DIY automation projects. It’s designed for use in control panels, robotics, and smart home setups where signal integrity matters.

✅ Input drive: 3V/3.3V logic compatible with optocoupler isolation
✅ Relay ratings: 10A at 250VAC and 10A at 30VDC
✅ Terminal features: rotary crimp connectors and mounting holes for sturdy connections
✅ Pack size: five units for multi-channel projects

💡 What is an isolated relay module used for in electronics projects and DIY automation?

It protects the control side while letting you switch power loads handy. - handy for interfacing 3V/3.3V controllers with 10A loads
- keeps control signals separated from high-current switching
- handy for robotics and home automation projects requiring clean drive signals