5V 8 Channel Relay Module with Optocoupler, designed for reliable switching of high-voltage devices using low-voltage control signals. Ideal for smart home systems, industrial automation, and DIY electronics projects.

Key Features

• 8-channel relay output for controlling multiple devices independently
• 5V DC operating voltage (TTL compatible)
• Built-in optocoupler for electrical isolation and improved safety
• Supports high/low level trigger switching
• LED indicators for each relay status
• Screw terminals for secure and easy wiring
• Compatible with Arduino, Raspberry Pi, and other microcontrollers

Technical Details

• Operating Voltage: 5V DC
• Channels: 8
• Trigger Mode: High/Low level selectable
• Isolation: Optocoupler isolation
• Load Capacity: Typically up to 10A @ 250VAC / 10A @ 30VDC (per channel)
• Interface: Standard control pins (IN1IN8, VCC, GND)