This RPi Relay Board (B) with 8-ch relays in high quality can load up to 5A 250V AC or 5A 30V DC. Onboard standard Pi 40PIN GPIO extension header, supports Raspberry Pi series boards and Jetson Nano.
With Standard rail mount bottom case and Onboard LEDs for indicating relays status. Photo coupling isolation, prevent interference from high voltage circuit.
Relay control pin selection jumper, allows to control the relays by custom pins other than the default pins. Reserved control Interface, allows to work with controllers like PLC.
Provide online development resources, including examples in wiringPi, bcm2835, python, python-bottle (webpage control), and crontab (cron job).
+
+
Overview
Specs
Reviews
Any questions? Our AI beta will help you find out quickly.
Try me now
waveshare 8-ch Relay Expansion Board for Raspberry Pi to Control High Voltage Products Such As Home Appliances
Learn more about the Detailed Specifications
Additional Information
First Listed on Newegg
December 28, 2025
There are no reviews yet.
Do you own this product?
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.