Description:
The 8 Channel 12V USB Relay Module provides a versatile and high-performance solution for remotely switching multiple high-voltage loads using low-level control signals. Designed with eight independently controlled relays, this board is perfect for automation, prototyping, and industrial system control. The 8 Channel 12V USB Relay Module enables seamless integration with Arduino, Raspberry Pi, and other microcontroller platforms.
Each relay is rated at 10A for 250V AC or 30V DC and uses the trusted SRD-12VDC-SL-C relay component. It features opto-isolated inputs, which ensure safe operation by preventing voltage spikes from affecting your control system. This USB relay board connects directly to your PC or microcontroller via USB, making installation simple and configuration fast.
In addition, the board uses a virtual COM port to receive commands from a computer, allowing for straightforward control through Windows or Linux-based software. With its low level trigger relay system, the module responds effectively to digital logic signals, making it ideal for home automation, security systems, and test equipment control.
LED indicators provide clear visual feedback on relay status, aiding in quick diagnostics and setup verification. Whether you’re building a DIY smart home project or developing a reliable industrial control interface, the 8 Channel 12V USB Relay Module delivers unmatched flexibility and control.
Specifications:
- Relay Channels: 8
- Operating Voltage: 12V DC
- Relay Type: SRD-12VDC-SL-C
- Relay Contact Rating: 10A at 250V AC or 10A at 30V DC
- Trigger Type: Low level trigger
- Control Interface: USB 2.0
- Communication: Virtual COM Port (USB to Serial)
- Input Protection: Opto-isolated inputs
- Status Indicators: Relay state LEDs per channel
- Dimensions: Approx. 130mm x 55mm x 20mm
- Compatibility: Windows, Linux
Features:
- Eight independently controlled relays for multi-device control
- USB plug-and-play support with virtual COM port operation
- Opto-isolation provides protection against voltage fluctuations
- Supports low level trigger relay input for direct MCU control
- Compatible with Arduino, Raspberry Pi, and other dev boards
- LED indicators for real-time relay status
Contents:
- 8 Channel 12V USB Relay Module
- USB Cable
- Driver and example software (available online)