8 Channel 5V Relay Board
10 in stock8-channel 5V relay module with optocoupler isolation and LED indicators for controlling up to 8 high-power devices (10A, 250V AC each) with Arduino/Raspberry Pi.
Product Description
The 8 Channel 5V Relay Board is a mid-range relay module that provides a balance between functionality and cost. With 8 independent relay channels, this module is perfect for medium-scale automation projects, smart home systems, and applications requiring control of multiple devices. Technical Sp...
Product Specifications
| - Number of Relays | 8 independent channels |
| - Control Voltage | 5V DC (from Arduino/Raspberry Pi/microcontroller) |
| - Load Voltage | Up to 250V AC or 30V DC per relay |
| - Load Current | 10A per relay (maximum) |
| - Trigger Type | Active Low (LOW signal activates relay) |
| - Relay Type | Electromechanical relay |
| - Isolation | Optocoupler isolation for each channel |
| - Indicators | LED status indicators for each relay |
| - Connections | Terminal blocks for load connections, male headers for control signals |
| - Dimensions | Standard 8-channel module size |
| - NO (Normally Open) | Contact is open when relay is OFF, closes when relay is ON |
| - NC (Normally Closed) | Contact is closed when relay is OFF, opens when relay is ON |
| - COM (Common) | Common terminal for both NO and NC contacts |
| - VCC | Connect to 5V from Arduino/Raspberry Pi |
| - GND | Connect to ground |
| - IN1 through IN8 | Control signals for each relay (connect to digital pins) |
| 6. High | power load is switched ON/OFF |
| - Loads | Connect between COM and NO/NC terminals for each channel |
| Note | Always observe proper safety precautions when working with high voltage. Use appropriate fuses and ensure proper grounding. |
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