Waveshare Raspberry Pi 8-Channel Relay Expansion Board
The Waveshare Raspberry Pi 8-Channel Relay Expansion Board enables your Raspberry Pi (A+/B+/2B/3B/3B+) to control up to eight high-voltage devices, perfect for home automation or industrial applications. Featuring photocoupling isolation, it ensures reliable and safe operation by preventing interference from the high-voltage circuit.
Features
- Features 8 high-quality relays, supporting loads up to 5A 250V AC or 5A 30V DC.
- Provides photocoupling isolation to prevent interference from high-voltage circuits.
- Directly compatible with Raspberry Pi A+/B+/2B/3B/3B+ and Jetson Nano via the 40PIN GPIO header.
- Offers flexible relay control with jumper-selectable pins and onboard status LEDs.
- Designed with a standard rail mount bottom case for easy integration into industrial setups.
Out of stock
The Waveshare Raspberry Pi 8-Channel Relay Expansion Board is engineered to extend the control capabilities of your Raspberry Pi, allowing it to interface with and manage a wide array of high-voltage and high-current devices. Designed for seamless integration, it utilizes the standard Raspberry Pi 40PIN GPIO header, ensuring compatibility with various Pi models including the A+, B+, 2B, 3B, and 3B+, as well as the Jetson Nano. Each of the eight onboard relays is rated to handle significant loads, up to 5A at 250V AC or 5A at 30V DC, making it suitable for controlling lighting, motors, heaters, and other powerful electronics.
A critical safety and reliability feature of this expansion board is its photocoupling isolation. This mechanism effectively separates the control circuit of the Raspberry Pi from the high-voltage load circuit, thereby preventing electrical noise and interference from impacting the sensitive digital logic of the Pi. Onboard LEDs provide immediate visual feedback on the status of each relay, simplifying debugging and operation. Furthermore, the board includes a relay control pin selection jumper, offering flexibility to assign custom GPIO pins for relay control, and a reserved control interface for integration with external controllers like PLCs, enhancing its versatility in complex automation systems.
Additional Information
| Dimensions | 23.2 × 7.2 cm |
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