8 Channel Relay 12V DC with OptoCoupler Module Relay Board

The 8-Channel Relay Module (12V DC) is a high-performance switching board designed for controlling multiple high-voltage devices with low-voltage logic systems. Each channel is opto-isolated to provide safe and reliable operation, making it ideal for microcontroller-based applications including home automation, industrial control, and power management systems.

Key Features and Benefits

• 8 independent relays for simultaneous control of multiple devices

• Opto-isolators for each channel provide excellent isolation and protection

• Compatible with Arduino, Raspberry Pi, PIC, STM32, and other control systems

• Supports high-voltage switching: ideal for AC and DC loads

• LED indicators for each relay channel to show active status

• Screw terminals for easy wiring and secure connections

Specifications

• Brand: Generic

• Channels: 8

• Operating Voltage: 12V DC

• Trigger Voltage: 3.3V – 5V (logic level compatible)

• Relay Type: SPDT (Single Pole Double Throw)

• Relay Rating: 10A at 250V AC or 10A at 30V DC

• Optocoupler Isolation: Yes, per channel

• Output Terminals: NO (Normally Open), NC (Normally Closed), COM (Common)

• Indicator LEDs: Yes, per relay

• Module Dimensions: Approx. 13.8 x 5.7 x 1.7 cm

• Temperature Rating: –20°C to +70°C

Applications

• Home and building automation

• Industrial equipment control

• Smart energy management

• Remote switching and load control

• DIY electronics and robotics projects

• Safety-critical systems needing electrical isolation